Part of the Atlas of Small Regular Polytopes

Polytope of Type {20,4}

Atlas Canonical Name {20,4}*1280c

▶ Play as a twisty puzzle

Overview

Group
SmallGroup(1280,1116447)
Rank
3
Schläfli Type
{20,4}
Vertices, edges, …
160, 320, 32
Order of s0s1s2
20
Order of s0s1s2s1
4
Also known as
if this polytope has a name.

Special Properties

  • Compact Hyperbolic Quotient
  • Locally Spherical
  • Orientable
  • Self-Petrie

Quotients maximal quotients in bold

2-fold

4-fold

8-fold

16-fold

32-fold

64-fold

80-fold

160-fold

Covers minimal covers in bold

None in this atlas.

Irregular Quotients of which this is a minimal cover

Click an entry to reveal its facets and vertex figures.

P/N, where N=<s0*s1*s2*s1*s0*s2> of order 2

16 facets

96 vertex figures

P/N, where N=<(s0*s1*s2*s1)^2> of order 2

16 facets

80 vertex figures

P/N, where N=<(s1*s0)^2*s1*(s2*s1*s0)^2*s2*s1> of order 2

16 facets

80 vertex figures

P/N, where N=<(s1*s0)^2*s1*(s2*s1*s0)^2*s1*s2> of order 2

16 facets

80 vertex figures

P/N, where N=<(s0*s1)^3*(s2*s1*s0)^3*s2> of order 2

16 facets

80 vertex figures

P/N, where N=<(s0*s1)^6*s0*s2*(s1*s0)^3*s2*s1> of order 2

16 facets

80 vertex figures

P/N, where N=<(s0*s1)^7*(s0*s2*s1)^3> of order 2

16 facets

80 vertex figures

P/N, where N=<(s0*s1)^7*(s0*s2*s1)^2*s0*s1*s2> of order 2

16 facets

80 vertex figures

P/N, where N=<(s0*s1)^6*(s0*s2*s1)^3*s0*s1*s2> of order 2

16 facets

80 vertex figures

P/N, where N=<s1*s0*s1*s2*s1*s0*s2*s1, s0*s1*s2*(s1*s0)^3*s2*s1> of order 4

8 facets

48 vertex figures

P/N, where N=<(s0*s1*s2*s1)^2, (s1*s0)^2*s1*(s2*s1*s0)^2*s2*s1> of order 4

8 facets

40 vertex figures

P/N, where N=<(s0*s1*s2*s1)^2, (s1*s0)^2*s1*(s2*s1*s0)^2*s1> of order 4

8 facets

48 vertex figures

P/N, where N=<s1*s0*s1*s2*s1*s0*s2*s1, (s0*s1)^2*s2*(s1*s0)^2*(s1*s2)^2> of order 4

8 facets

48 vertex figures

P/N, where N=<(s0*s1*s2*s1)^2, (s1*s0)^2*s1*(s2*s1*s0)^2*s2*s1*s2> of order 4

8 facets

40 vertex figures

P/N, where N=<s0*s1*s2*(s1*s0)^2*s1*s2*s1*s0*s2*s1, (s1*s0)^2*s1*(s2*s1*s0)^2*s1*s2> of order 4

8 facets

40 vertex figures

P/N, where N=<s0*s1*s2*s1*s0*(s1*s2)^2, (s1*s0)^2*s1*(s2*s1*s0)^2*s1*s2> of order 4

8 facets

40 vertex figures

P/N, where N=<(s1*s2)^2, (s0*s1)^3*(s2*s1*s0)^3*s2> of order 4

8 facets

48 vertex figures

P/N, where N=<s0*s1*s2*s1*s0*(s1*s2)^2, (s1*s0)^2*s1*(s2*s1*s0)^2*s2*s1> of order 4

8 facets

40 vertex figures

P/N, where N=<s0*s2*(s1*s0)^2*s1*s2*s1*s0*s2*s1> of order 4

8 facets

40 vertex figures

P/N, where N=<s0*s1*s2*s1*s0*s2, (s1*s0)^2*s1*(s2*s1*s0)^2*s1*s2> of order 4

8 facets

48 vertex figures

P/N, where N=<s0*s1*s2*s1*s0*s2, (s1*s0)^2*s1*(s2*s1*s0)^2*s1> of order 4

8 facets

56 vertex figures

P/N, where N=<(s0*s1*s2*s1)^2, (s0*s1)^2*(s2*s1*s0)^2*s2> of order 4

8 facets

40 vertex figures

P/N, where N=<(s0*s1*s2*s1)^2, (s0*s1)^2*s2*(s1*s0)^2*s2> of order 4

8 facets

40 vertex figures

P/N, where N=<(s0*s1*s2*s1)^2, s1*s0*s1*s2*s1*s0*s2*s1> of order 4

8 facets

48 vertex figures

P/N, where N=<(s1*s0*s2)^2*s1*s0*s1*s2> of order 4

8 facets

40 vertex figures

P/N, where N=<(s0*s1)^2*(s2*s1*s0)^2*(s1*s2)^2, (s0*s1)^7*(s0*s2*s1)^2*s0*s1*s2> of order 4

8 facets

40 vertex figures

P/N, where N=<(s0*s1)^3*(s2*s1*s0)^3*s2, (s0*s1)^7*(s0*s2*s1)^3> of order 4

8 facets

40 vertex figures

P/N, where N=<(s0*s1)^3*(s2*s1*s0)^3*s1*s2*s1, (s0*s1)^7*(s0*s2*s1)^2*s0*s1*s2> of order 4

8 facets

40 vertex figures

P/N, where N=<(s0*s1)^3*(s2*s1*s0)^3*s2, (s0*s1)^6*s0*s2*(s1*s0)^3*s2*s1> of order 4

8 facets

40 vertex figures

P/N, where N=<(s0*s1)^2*(s2*s1*s0)^2*(s1*s2)^2, (s0*s1)^7*s0*s2*(s1*s0)^2*s1*s2> of order 4

8 facets

40 vertex figures

P/N, where N=<(s1*s0)^2*s1*(s2*s1*s0)^2*s1*s2, (s0*s1)^6*s0*s2*(s1*s0)^3*s2*s1*s2> of order 4

8 facets

40 vertex figures

P/N, where N=<(s1*s0)^2*s1*(s2*s1*s0)^2*s1*s2, (s0*s1)^6*s0*s2*(s1*s0)^2*s2*s1*s0*s2*s1> of order 4

8 facets

40 vertex figures

P/N, where N=<(s0*s1)^2*s2*(s1*s0)^2*(s1*s2)^2, (s0*s1)^6*s0*s2*(s1*s0)^3*s2*s1> of order 4

8 facets

40 vertex figures

P/N, where N=<(s1*s0)^2*s1*(s2*s1*s0)^2*s2*s1, (s0*s1)^6*s0*s2*(s1*s0)^3*s2*s1*s2> of order 4

8 facets

40 vertex figures

P/N, where N=<s0*s1*s2*s1*s0*(s1*s2)^2, (s0*s1)^7*(s0*s2*s1)^2*s0*s1*s2> of order 4

8 facets

40 vertex figures

P/N, where N=<(s1*s0)^2*s1*(s2*s1*s0)^2*s2*s1, (s0*s1)^6*s0*s2*(s1*s0)^3*s2*s1> of order 4

8 facets

40 vertex figures

P/N, where N=<(s0*s1)^2*(s2*s1*s0)^2*s2, (s0*s1)^6*s0*s2*(s1*s0)^3*s2*s1> of order 4

8 facets

40 vertex figures

P/N, where N=<s1*s0*s1*s2*s1*s0*s2*s1, (s1*s0)^4*s2*(s1*s0)^3*s2*s1> of order 4

8 facets

48 vertex figures

P/N, where N=<(s0*s1*s2*s1)^2, (s0*s1)^7*(s0*s2*s1)^3*s2> of order 4

8 facets

40 vertex figures

P/N, where N=<(s0*s1*s2*s1)^2, (s0*s1)^7*s0*s2*(s1*s0)^2*s2*s1*s2> of order 4

8 facets

40 vertex figures

P/N, where N=<(s0*s1*s2*s1)^2, (s0*s1)^7*s0*s2*(s1*s0)^2*s1*s2> of order 4

8 facets

40 vertex figures

P/N, where N=<(s1*s2)^2, (s0*s1)^6*(s0*s2*s1)^3*s0*s1*s2> of order 4

8 facets

48 vertex figures

P/N, where N=<s0*s1*s2*s1*s0*s2, (s0*s1)^7*(s0*s2*s1)^2*s0*s1*s2> of order 4

8 facets

48 vertex figures

P/N, where N=<s1*s0*s1*s2*s1*s0*s2*s1, (s0*s1)^6*s0*s2*(s1*s0)^3*s2*s1> of order 4

8 facets

48 vertex figures

P/N, where N=<s1*s0*s1*s2*s1*s0*s2*s1, (s0*s1)^7*s0*s2*(s1*s0)^2*s2*s1*s2> of order 4

8 facets

48 vertex figures

P/N, where N=<(s1*s0)^2*s1*(s2*s1*s0)^2*s1, (s0*s1)^6*s0*s2*(s1*s0)^3*s2*s1> of order 4

8 facets

48 vertex figures

P/N, where N=<(s1*s2)^2, s0*s1*s2*s1*s0*s2> of order 4

8 facets

56 vertex figures

P/N, where N=<(s0*s1*s2*s1)^2, (s0*s1)^7*(s0*s2*s1)^3> of order 4

8 facets

40 vertex figures

P/N, where N=<(s1*s2)^2, s0*s1*s2*s1*s0*s2, (s1*s0)^2*s1*(s2*s1*s0)^2*s1> of order 8

4 facets

32 vertex figures

P/N, where N=<(s0*s1*s2*s1)^2, s1*s0*s1*s2*s1*s0*s2*s1*s2, (s0*s1)^2*(s2*s1*s0)^2*s2> of order 8

4 facets

24 vertex figures

P/N, where N=<(s0*s1*s2*s1)^2, (s1*s0*s1*s2)^2, (s0*s1)^2*(s2*s1*s0)^2*s2> of order 8

4 facets

20 vertex figures

P/N, where N=<s0*s1*s2*s1*s0*s2, s1*s0*s1*s2*s1*s0*s2*s1, (s0*s1)^2*s2*(s1*s0)^2*(s1*s2)^2> of order 8

4 facets

28 vertex figures

P/N, where N=<(s0*s1*s2*s1)^2, (s1*s0)^2*s1*(s2*s1*s0)^2*s1, (s0*s1)^3*s0*s2*(s1*s0)^2*s2> of order 8

4 facets

24 vertex figures

P/N, where N=<(s0*s1*s2*s1)^2, (s1*s0)^2*s1*(s2*s1*s0)^2*s1, (s0*s1)^3*(s0*s2*s1)^2*s0*s2> of order 8

4 facets

24 vertex figures

P/N, where N=<(s0*s1*s2*s1)^2, (s0*s1)^2*s2*s1*s0*s2*s1*s2> of order 8

4 facets

24 vertex figures

P/N, where N=<(s0*s1*s2*s1)^2, (s0*s1)^2*s2*s1*s0*s1*s2> of order 8

4 facets

24 vertex figures

P/N, where N=<(s0*s1*s2*s1)^2, s1*s0*s1*s2*s1*s0*s2*s1, (s0*s1)^7*s0*s2*(s1*s0)^2*s1*s2> of order 8

4 facets

24 vertex figures

P/N, where N=<(s0*s1*s2*s1)^2, (s1*s0*s1*s2)^2, (s0*s1)^7*s0*s2*(s1*s0)^2*s2*s1*s2> of order 8

4 facets

20 vertex figures

P/N, where N=<(s0*s1*s2*s1)^2, (s0*s1)^2*(s2*s1*s0)^2*s2, (s0*s1)^8*s0*s2*s1*s0*s1*s2> of order 8

4 facets

20 vertex figures

P/N, where N=<s0*s1*s2*s1*s0*s2, s1*s0*s1*s2*s1*s0*s2*s1, (s0*s1)^7*s0*s2*(s1*s0)^2*s2*s1*s2> of order 8

4 facets

28 vertex figures

P/N, where N=<s1*s0*s1*s2*s1*s0*s2*s1*s2, (s1*s0)^2*s1*(s2*s1*s0)^2*s1, (s0*s1)^6*s0*s2*(s1*s0)^3*s2*s1> of order 8

4 facets

24 vertex figures

P/N, where N=<(s0*s1*s2*s1)^2, (s1*s0)^2*s1*(s2*s1*s0)^2*s2*s1, (s0*s1)^8*s0*s2*s1*s0*s1*s2> of order 8

4 facets

20 vertex figures

P/N, where N=<(s0*s1*s2*s1)^2, (s1*s0)^2*s1*(s2*s1*s0)^2*s1, (s0*s1)^8*s0*s2*s1*s0*s1*s2> of order 8

4 facets

24 vertex figures

P/N, where N=<(s0*s1*s2*s1)^2, (s1*s0)^2*s1*(s2*s1*s0)^2*s1, (s0*s1)^8*(s0*s2*s1)^2*s2> of order 8

4 facets

24 vertex figures

P/N, where N=<s0*s1*s2*(s1*s0)^2*s1*s2*s1*s0*s1*s2, (s1*s0)^2*s1*(s2*s1*s0)^2*s2*s1, (s0*s1)^7*s0*s2*(s1*s0)^2*s1*s2> of order 8

4 facets

20 vertex figures

P/N, where N=<s1*s0*s1*s2*s1*s0*s2*s1, (s0*s1)^2*(s2*s1*s0)^2*(s1*s2)^2, (s0*s1)^7*s0*s2*(s1*s0)^2*s1*s2> of order 8

4 facets

24 vertex figures

P/N, where N=<(s0*s1)^2*(s2*s1*s0)^2*s2, (s1*s0)^2*s1*(s2*s1*s0)^2*s2*s1, (s0*s1)^8*s0*s2*s1*s0*s1*s2> of order 8

4 facets

20 vertex figures

P/N, where N=<(s0*s1*s2*s1)^2, s1*s0*s1*s2*s1*s0*s2*s1, (s0*s1)^2*s2*(s1*s0)^2*s2> of order 8

4 facets

24 vertex figures

P/N, where N=<(s1*s0)^2*s1*(s2*s1*s0)^2*s1, (s0*s1)^3*s0*s2*(s1*s0)^2*s2, s1*s0*s2*(s1*s0)^2*s2*s1*s0*s2*s1*s2> of order 8

4 facets

24 vertex figures

P/N, where N=<s1*s0*s1*s2*s1*s0*s2*s1, (s0*s2*s1)^2*s0*(s1*s2)^2, (s1*s0)^4*s2*(s1*s0)^3*s2*s1> of order 8

4 facets

24 vertex figures

P/N, where N=<(s1*s2)^2, s0*s1*s2*s1*s0*s2, (s1*s0*s1*s2)^2> of order 8

4 facets

32 vertex figures

Representations

Permutation Representation (GAP)
s0 := (  3,  4)(  7,  8)( 11, 12)( 15, 16)( 17, 25)( 18, 26)( 19, 28)( 20, 27)( 21, 29)( 22, 30)( 23, 32)( 24, 31)( 33, 41)( 34, 42)( 35, 44)( 36, 43)( 37, 45)( 38, 46)( 39, 48)( 40, 47)( 51, 52)( 55, 56)( 59, 60)( 63, 64)( 65,121)( 66,122)( 67,124)( 68,123)( 69,125)( 70,126)( 71,128)( 72,127)( 73,113)( 74,114)( 75,116)( 76,115)( 77,117)( 78,118)( 79,120)( 80,119)( 81, 97)( 82, 98)( 83,100)( 84, 99)( 85,101)( 86,102)( 87,104)( 88,103)( 89,105)( 90,106)( 91,108)( 92,107)( 93,109)( 94,110)( 95,112)( 96,111);;
s1 := (  1,  4)(  2,  3)(  5,  8)(  6,  7)(  9,100)( 10, 99)( 11, 98)( 12, 97)( 13,104)( 14,103)( 15,102)( 16,101)( 17, 60)( 18, 59)( 19, 58)( 20, 57)( 21, 64)( 22, 63)( 23, 62)( 24, 61)( 25, 92)( 26, 91)( 27, 90)( 28, 89)( 29, 96)( 30, 95)( 31, 94)( 32, 93)( 33, 76)( 34, 75)( 35, 74)( 36, 73)( 37, 80)( 38, 79)( 39, 78)( 40, 77)( 41, 44)( 42, 43)( 45, 48)( 46, 47)( 49,116)( 50,115)( 51,114)( 52,113)( 53,120)( 54,119)( 55,118)( 56,117)( 65, 68)( 66, 67)( 69, 72)( 70, 71)( 81,124)( 82,123)( 83,122)( 84,121)( 85,128)( 86,127)( 87,126)( 88,125)(105,108)(106,107)(109,112)(110,111);;
s2 := (  1, 61)(  2, 62)(  3, 63)(  4, 64)(  5, 57)(  6, 58)(  7, 59)(  8, 60)(  9, 53)( 10, 54)( 11, 55)( 12, 56)( 13, 49)( 14, 50)( 15, 51)( 16, 52)( 17, 45)( 18, 46)( 19, 47)( 20, 48)( 21, 41)( 22, 42)( 23, 43)( 24, 44)( 25, 37)( 26, 38)( 27, 39)( 28, 40)( 29, 33)( 30, 34)( 31, 35)( 32, 36)( 65,125)( 66,126)( 67,127)( 68,128)( 69,121)( 70,122)( 71,123)( 72,124)( 73,117)( 74,118)( 75,119)( 76,120)( 77,113)( 78,114)( 79,115)( 80,116)( 81,109)( 82,110)( 83,111)( 84,112)( 85,105)( 86,106)( 87,107)( 88,108)( 89,101)( 90,102)( 91,103)( 92,104)( 93, 97)( 94, 98)( 95, 99)( 96,100);;
poly := Group([s0,s1,s2]);;
Finitely Presented Group Representation (GAP)
F := FreeGroup("s0","s1","s2");;
s0 := F.1;;  s1 := F.2;;  s2 := F.3;;  
rels := [ s0*s0, s1*s1, s2*s2, s0*s2*s0*s2, s1*s2*s1*s2*s1*s2*s1*s2, 
s0*s1*s2*s1*s0*s1*s2*s1*s0*s1*s2*s1*s0*s1*s2*s1, 
s0*s1*s0*s1*s0*s1*s0*s1*s2*s1*s0*s1*s0*s1*s0*s1*s0*s1*s2*s1, 
s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1 ];;
poly := F / rels;;
Permutation Representation (Magma)
s0 := Sym(128)!(  3,  4)(  7,  8)( 11, 12)( 15, 16)( 17, 25)( 18, 26)( 19, 28)( 20, 27)( 21, 29)( 22, 30)( 23, 32)( 24, 31)( 33, 41)( 34, 42)( 35, 44)( 36, 43)( 37, 45)( 38, 46)( 39, 48)( 40, 47)( 51, 52)( 55, 56)( 59, 60)( 63, 64)( 65,121)( 66,122)( 67,124)( 68,123)( 69,125)( 70,126)( 71,128)( 72,127)( 73,113)( 74,114)( 75,116)( 76,115)( 77,117)( 78,118)( 79,120)( 80,119)( 81, 97)( 82, 98)( 83,100)( 84, 99)( 85,101)( 86,102)( 87,104)( 88,103)( 89,105)( 90,106)( 91,108)( 92,107)( 93,109)( 94,110)( 95,112)( 96,111);
s1 := Sym(128)!(  1,  4)(  2,  3)(  5,  8)(  6,  7)(  9,100)( 10, 99)( 11, 98)( 12, 97)( 13,104)( 14,103)( 15,102)( 16,101)( 17, 60)( 18, 59)( 19, 58)( 20, 57)( 21, 64)( 22, 63)( 23, 62)( 24, 61)( 25, 92)( 26, 91)( 27, 90)( 28, 89)( 29, 96)( 30, 95)( 31, 94)( 32, 93)( 33, 76)( 34, 75)( 35, 74)( 36, 73)( 37, 80)( 38, 79)( 39, 78)( 40, 77)( 41, 44)( 42, 43)( 45, 48)( 46, 47)( 49,116)( 50,115)( 51,114)( 52,113)( 53,120)( 54,119)( 55,118)( 56,117)( 65, 68)( 66, 67)( 69, 72)( 70, 71)( 81,124)( 82,123)( 83,122)( 84,121)( 85,128)( 86,127)( 87,126)( 88,125)(105,108)(106,107)(109,112)(110,111);
s2 := Sym(128)!(  1, 61)(  2, 62)(  3, 63)(  4, 64)(  5, 57)(  6, 58)(  7, 59)(  8, 60)(  9, 53)( 10, 54)( 11, 55)( 12, 56)( 13, 49)( 14, 50)( 15, 51)( 16, 52)( 17, 45)( 18, 46)( 19, 47)( 20, 48)( 21, 41)( 22, 42)( 23, 43)( 24, 44)( 25, 37)( 26, 38)( 27, 39)( 28, 40)( 29, 33)( 30, 34)( 31, 35)( 32, 36)( 65,125)( 66,126)( 67,127)( 68,128)( 69,121)( 70,122)( 71,123)( 72,124)( 73,117)( 74,118)( 75,119)( 76,120)( 77,113)( 78,114)( 79,115)( 80,116)( 81,109)( 82,110)( 83,111)( 84,112)( 85,105)( 86,106)( 87,107)( 88,108)( 89,101)( 90,102)( 91,103)( 92,104)( 93, 97)( 94, 98)( 95, 99)( 96,100);
poly := sub<Sym(128)|s0,s1,s2>;
Finitely Presented Group Representation (Magma)
poly<s0,s1,s2> := Group< s0,s1,s2 | s0*s0, s1*s1, s2*s2, 
s0*s2*s0*s2, s1*s2*s1*s2*s1*s2*s1*s2, 
s0*s1*s2*s1*s0*s1*s2*s1*s0*s1*s2*s1*s0*s1*s2*s1, 
s0*s1*s0*s1*s0*s1*s0*s1*s2*s1*s0*s1*s0*s1*s0*s1*s0*s1*s2*s1, 
s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1 >; 

References

None.

to this polytope.

Twisty Puzzle