Part of the Atlas of Small Regular Polytopes

Polytope of Type {2,2,6,20,2}

Atlas Canonical Name {2,2,6,20,2}*1920a

Overview

Group
SmallGroup(1920,236184)
Rank
6
Schläfli Type
{2,2,6,20,2}
Vertices, edges, …
2, 2, 6, 60, 20, 2
Order of s0s1s2s3s4s5
60
Order of s0s1s2s3s4s5s4s3s2s1
2
Also known as
if this polytope has a name.

Special Properties

  • Degenerate
  • Universal
  • Orientable
  • Flat

Quotients maximal quotients in bold

2-fold

3-fold

5-fold

6-fold

10-fold

12-fold

15-fold

20-fold

30-fold

Covers minimal covers in bold

None in this atlas.

Representations

Permutation Representation (GAP)
s0 := (1,2);;
s1 := (3,4);;
s2 := (10,15)(11,16)(12,17)(13,18)(14,19)(25,30)(26,31)(27,32)(28,33)(29,34)(40,45)(41,46)(42,47)(43,48)(44,49)(55,60)(56,61)(57,62)(58,63)(59,64);;
s3 := ( 5,10)( 6,14)( 7,13)( 8,12)( 9,11)(16,19)(17,18)(20,25)(21,29)(22,28)(23,27)(24,26)(31,34)(32,33)(35,55)(36,59)(37,58)(38,57)(39,56)(40,50)(41,54)(42,53)(43,52)(44,51)(45,60)(46,64)(47,63)(48,62)(49,61);;
s4 := ( 5,36)( 6,35)( 7,39)( 8,38)( 9,37)(10,41)(11,40)(12,44)(13,43)(14,42)(15,46)(16,45)(17,49)(18,48)(19,47)(20,51)(21,50)(22,54)(23,53)(24,52)(25,56)(26,55)(27,59)(28,58)(29,57)(30,61)(31,60)(32,64)(33,63)(34,62);;
s5 := (65,66);;
poly := Group([s0,s1,s2,s3,s4,s5]);;
Finitely Presented Group Representation (GAP)
F := FreeGroup("s0","s1","s2","s3","s4","s5");;
s0 := F.1;;  s1 := F.2;;  s2 := F.3;;  s3 := F.4;;  s4 := F.5;;  s5 := F.6;;  
rels := [ s0*s0, s1*s1, s2*s2, s3*s3, s4*s4, s5*s5, 
s0*s1*s0*s1, s0*s2*s0*s2, s1*s2*s1*s2, 
s0*s3*s0*s3, s1*s3*s1*s3, s0*s4*s0*s4, 
s1*s4*s1*s4, s2*s4*s2*s4, s0*s5*s0*s5, 
s1*s5*s1*s5, s2*s5*s2*s5, s3*s5*s3*s5, 
s4*s5*s4*s5, s2*s3*s4*s3*s2*s3*s4*s3, 
s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3, 
s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4 ];;
poly := F / rels;;
Permutation Representation (Magma)
s0 := Sym(66)!(1,2);
s1 := Sym(66)!(3,4);
s2 := Sym(66)!(10,15)(11,16)(12,17)(13,18)(14,19)(25,30)(26,31)(27,32)(28,33)(29,34)(40,45)(41,46)(42,47)(43,48)(44,49)(55,60)(56,61)(57,62)(58,63)(59,64);
s3 := Sym(66)!( 5,10)( 6,14)( 7,13)( 8,12)( 9,11)(16,19)(17,18)(20,25)(21,29)(22,28)(23,27)(24,26)(31,34)(32,33)(35,55)(36,59)(37,58)(38,57)(39,56)(40,50)(41,54)(42,53)(43,52)(44,51)(45,60)(46,64)(47,63)(48,62)(49,61);
s4 := Sym(66)!( 5,36)( 6,35)( 7,39)( 8,38)( 9,37)(10,41)(11,40)(12,44)(13,43)(14,42)(15,46)(16,45)(17,49)(18,48)(19,47)(20,51)(21,50)(22,54)(23,53)(24,52)(25,56)(26,55)(27,59)(28,58)(29,57)(30,61)(31,60)(32,64)(33,63)(34,62);
s5 := Sym(66)!(65,66);
poly := sub<Sym(66)|s0,s1,s2,s3,s4,s5>;
Finitely Presented Group Representation (Magma)
poly<s0,s1,s2,s3,s4,s5> := Group< s0,s1,s2,s3,s4,s5 | s0*s0, s1*s1, s2*s2, 
s3*s3, s4*s4, s5*s5, s0*s1*s0*s1, s0*s2*s0*s2, 
s1*s2*s1*s2, s0*s3*s0*s3, s1*s3*s1*s3, 
s0*s4*s0*s4, s1*s4*s1*s4, s2*s4*s2*s4, 
s0*s5*s0*s5, s1*s5*s1*s5, s2*s5*s2*s5, 
s3*s5*s3*s5, s4*s5*s4*s5, s2*s3*s4*s3*s2*s3*s4*s3, 
s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3, 
s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4 >;