Part of the Atlas of Small Regular Polytopes

Polytope of Type {2,24,20}

Atlas Canonical Name {2,24,20}*1920a

Overview

Group
SmallGroup(1920,148923)
Rank
4
Schläfli Type
{2,24,20}
Vertices, edges, …
2, 24, 240, 20
Order of s0s1s2s3
120
Order of s0s1s2s3s2s1
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

4-fold

5-fold

6-fold

8-fold

10-fold

12-fold

15-fold

20-fold

24-fold

30-fold

40-fold

48-fold

60-fold

80-fold

120-fold

Covers minimal covers in bold

None in this atlas.

Representations

Permutation Representation (GAP)
s0 := (1,2);;
s1 := (  8, 13)(  9, 14)( 10, 15)( 11, 16)( 12, 17)( 23, 28)( 24, 29)( 25, 30)( 26, 31)( 27, 32)( 33, 48)( 34, 49)( 35, 50)( 36, 51)( 37, 52)( 38, 58)( 39, 59)( 40, 60)( 41, 61)( 42, 62)( 43, 53)( 44, 54)( 45, 55)( 46, 56)( 47, 57)( 68, 73)( 69, 74)( 70, 75)( 71, 76)( 72, 77)( 83, 88)( 84, 89)( 85, 90)( 86, 91)( 87, 92)( 93,108)( 94,109)( 95,110)( 96,111)( 97,112)( 98,118)( 99,119)(100,120)(101,121)(102,122)(103,113)(104,114)(105,115)(106,116)(107,117)(123,153)(124,154)(125,155)(126,156)(127,157)(128,163)(129,164)(130,165)(131,166)(132,167)(133,158)(134,159)(135,160)(136,161)(137,162)(138,168)(139,169)(140,170)(141,171)(142,172)(143,178)(144,179)(145,180)(146,181)(147,182)(148,173)(149,174)(150,175)(151,176)(152,177)(183,213)(184,214)(185,215)(186,216)(187,217)(188,223)(189,224)(190,225)(191,226)(192,227)(193,218)(194,219)(195,220)(196,221)(197,222)(198,228)(199,229)(200,230)(201,231)(202,232)(203,238)(204,239)(205,240)(206,241)(207,242)(208,233)(209,234)(210,235)(211,236)(212,237);;
s2 := (  3,128)(  4,132)(  5,131)(  6,130)(  7,129)(  8,123)(  9,127)( 10,126)( 11,125)( 12,124)( 13,133)( 14,137)( 15,136)( 16,135)( 17,134)( 18,143)( 19,147)( 20,146)( 21,145)( 22,144)( 23,138)( 24,142)( 25,141)( 26,140)( 27,139)( 28,148)( 29,152)( 30,151)( 31,150)( 32,149)( 33,173)( 34,177)( 35,176)( 36,175)( 37,174)( 38,168)( 39,172)( 40,171)( 41,170)( 42,169)( 43,178)( 44,182)( 45,181)( 46,180)( 47,179)( 48,158)( 49,162)( 50,161)( 51,160)( 52,159)( 53,153)( 54,157)( 55,156)( 56,155)( 57,154)( 58,163)( 59,167)( 60,166)( 61,165)( 62,164)( 63,188)( 64,192)( 65,191)( 66,190)( 67,189)( 68,183)( 69,187)( 70,186)( 71,185)( 72,184)( 73,193)( 74,197)( 75,196)( 76,195)( 77,194)( 78,203)( 79,207)( 80,206)( 81,205)( 82,204)( 83,198)( 84,202)( 85,201)( 86,200)( 87,199)( 88,208)( 89,212)( 90,211)( 91,210)( 92,209)( 93,233)( 94,237)( 95,236)( 96,235)( 97,234)( 98,228)( 99,232)(100,231)(101,230)(102,229)(103,238)(104,242)(105,241)(106,240)(107,239)(108,218)(109,222)(110,221)(111,220)(112,219)(113,213)(114,217)(115,216)(116,215)(117,214)(118,223)(119,227)(120,226)(121,225)(122,224);;
s3 := (  3,  4)(  5,  7)(  8,  9)( 10, 12)( 13, 14)( 15, 17)( 18, 19)( 20, 22)( 23, 24)( 25, 27)( 28, 29)( 30, 32)( 33, 34)( 35, 37)( 38, 39)( 40, 42)( 43, 44)( 45, 47)( 48, 49)( 50, 52)( 53, 54)( 55, 57)( 58, 59)( 60, 62)( 63, 64)( 65, 67)( 68, 69)( 70, 72)( 73, 74)( 75, 77)( 78, 79)( 80, 82)( 83, 84)( 85, 87)( 88, 89)( 90, 92)( 93, 94)( 95, 97)( 98, 99)(100,102)(103,104)(105,107)(108,109)(110,112)(113,114)(115,117)(118,119)(120,122)(123,184)(124,183)(125,187)(126,186)(127,185)(128,189)(129,188)(130,192)(131,191)(132,190)(133,194)(134,193)(135,197)(136,196)(137,195)(138,199)(139,198)(140,202)(141,201)(142,200)(143,204)(144,203)(145,207)(146,206)(147,205)(148,209)(149,208)(150,212)(151,211)(152,210)(153,214)(154,213)(155,217)(156,216)(157,215)(158,219)(159,218)(160,222)(161,221)(162,220)(163,224)(164,223)(165,227)(166,226)(167,225)(168,229)(169,228)(170,232)(171,231)(172,230)(173,234)(174,233)(175,237)(176,236)(177,235)(178,239)(179,238)(180,242)(181,241)(182,240);;
poly := Group([s0,s1,s2,s3]);;
Finitely Presented Group Representation (GAP)
F := FreeGroup("s0","s1","s2","s3");;
s0 := F.1;;  s1 := F.2;;  s2 := F.3;;  s3 := F.4;;  
rels := [ s0*s0, s1*s1, s2*s2, s3*s3, s0*s1*s0*s1, 
s0*s2*s0*s2, s0*s3*s0*s3, s1*s3*s1*s3, 
s1*s2*s3*s2*s1*s2*s3*s2, s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3, 
s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2 ];;
poly := F / rels;;
Permutation Representation (Magma)
s0 := Sym(242)!(1,2);
s1 := Sym(242)!(  8, 13)(  9, 14)( 10, 15)( 11, 16)( 12, 17)( 23, 28)( 24, 29)( 25, 30)( 26, 31)( 27, 32)( 33, 48)( 34, 49)( 35, 50)( 36, 51)( 37, 52)( 38, 58)( 39, 59)( 40, 60)( 41, 61)( 42, 62)( 43, 53)( 44, 54)( 45, 55)( 46, 56)( 47, 57)( 68, 73)( 69, 74)( 70, 75)( 71, 76)( 72, 77)( 83, 88)( 84, 89)( 85, 90)( 86, 91)( 87, 92)( 93,108)( 94,109)( 95,110)( 96,111)( 97,112)( 98,118)( 99,119)(100,120)(101,121)(102,122)(103,113)(104,114)(105,115)(106,116)(107,117)(123,153)(124,154)(125,155)(126,156)(127,157)(128,163)(129,164)(130,165)(131,166)(132,167)(133,158)(134,159)(135,160)(136,161)(137,162)(138,168)(139,169)(140,170)(141,171)(142,172)(143,178)(144,179)(145,180)(146,181)(147,182)(148,173)(149,174)(150,175)(151,176)(152,177)(183,213)(184,214)(185,215)(186,216)(187,217)(188,223)(189,224)(190,225)(191,226)(192,227)(193,218)(194,219)(195,220)(196,221)(197,222)(198,228)(199,229)(200,230)(201,231)(202,232)(203,238)(204,239)(205,240)(206,241)(207,242)(208,233)(209,234)(210,235)(211,236)(212,237);
s2 := Sym(242)!(  3,128)(  4,132)(  5,131)(  6,130)(  7,129)(  8,123)(  9,127)( 10,126)( 11,125)( 12,124)( 13,133)( 14,137)( 15,136)( 16,135)( 17,134)( 18,143)( 19,147)( 20,146)( 21,145)( 22,144)( 23,138)( 24,142)( 25,141)( 26,140)( 27,139)( 28,148)( 29,152)( 30,151)( 31,150)( 32,149)( 33,173)( 34,177)( 35,176)( 36,175)( 37,174)( 38,168)( 39,172)( 40,171)( 41,170)( 42,169)( 43,178)( 44,182)( 45,181)( 46,180)( 47,179)( 48,158)( 49,162)( 50,161)( 51,160)( 52,159)( 53,153)( 54,157)( 55,156)( 56,155)( 57,154)( 58,163)( 59,167)( 60,166)( 61,165)( 62,164)( 63,188)( 64,192)( 65,191)( 66,190)( 67,189)( 68,183)( 69,187)( 70,186)( 71,185)( 72,184)( 73,193)( 74,197)( 75,196)( 76,195)( 77,194)( 78,203)( 79,207)( 80,206)( 81,205)( 82,204)( 83,198)( 84,202)( 85,201)( 86,200)( 87,199)( 88,208)( 89,212)( 90,211)( 91,210)( 92,209)( 93,233)( 94,237)( 95,236)( 96,235)( 97,234)( 98,228)( 99,232)(100,231)(101,230)(102,229)(103,238)(104,242)(105,241)(106,240)(107,239)(108,218)(109,222)(110,221)(111,220)(112,219)(113,213)(114,217)(115,216)(116,215)(117,214)(118,223)(119,227)(120,226)(121,225)(122,224);
s3 := Sym(242)!(  3,  4)(  5,  7)(  8,  9)( 10, 12)( 13, 14)( 15, 17)( 18, 19)( 20, 22)( 23, 24)( 25, 27)( 28, 29)( 30, 32)( 33, 34)( 35, 37)( 38, 39)( 40, 42)( 43, 44)( 45, 47)( 48, 49)( 50, 52)( 53, 54)( 55, 57)( 58, 59)( 60, 62)( 63, 64)( 65, 67)( 68, 69)( 70, 72)( 73, 74)( 75, 77)( 78, 79)( 80, 82)( 83, 84)( 85, 87)( 88, 89)( 90, 92)( 93, 94)( 95, 97)( 98, 99)(100,102)(103,104)(105,107)(108,109)(110,112)(113,114)(115,117)(118,119)(120,122)(123,184)(124,183)(125,187)(126,186)(127,185)(128,189)(129,188)(130,192)(131,191)(132,190)(133,194)(134,193)(135,197)(136,196)(137,195)(138,199)(139,198)(140,202)(141,201)(142,200)(143,204)(144,203)(145,207)(146,206)(147,205)(148,209)(149,208)(150,212)(151,211)(152,210)(153,214)(154,213)(155,217)(156,216)(157,215)(158,219)(159,218)(160,222)(161,221)(162,220)(163,224)(164,223)(165,227)(166,226)(167,225)(168,229)(169,228)(170,232)(171,231)(172,230)(173,234)(174,233)(175,237)(176,236)(177,235)(178,239)(179,238)(180,242)(181,241)(182,240);
poly := sub<Sym(242)|s0,s1,s2,s3>;
Finitely Presented Group Representation (Magma)
poly<s0,s1,s2,s3> := Group< s0,s1,s2,s3 | s0*s0, s1*s1, s2*s2, 
s3*s3, s0*s1*s0*s1, s0*s2*s0*s2, s0*s3*s0*s3, 
s1*s3*s1*s3, s1*s2*s3*s2*s1*s2*s3*s2, 
s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3, 
s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2 >;