Polytope of Type {18,12}

This page is part of the Atlas of Small Regular Polytopes
Atlas Canonical Name : {18,12}*1296g
if this polytope has a name.
Group : SmallGroup(1296,917)
Rank : 3
Schlafli Type : {18,12}
Number of vertices, edges, etc : 54, 324, 36
Order of s₀s₁s₂ : 12
Order of s₀s₁s₂s₁ : 6
Special Properties :
   Compact Hyperbolic Quotient
   Locally Spherical
   Orientable
Related Polytopes :
   Facet
   Vertex Figure
   Dual
Facet Of :
   None in this Atlas
Vertex Figure Of :
   None in this Atlas
Quotients (Maximal Quotients in Boldface) :
   2-fold quotients : {18,6}*648d
   3-fold quotients : {6,12}*432c
   4-fold quotients : {9,6}*324b
   6-fold quotients : {6,6}*216c
   9-fold quotients : {6,12}*144c
   12-fold quotients : {3,6}*108
   18-fold quotients : {6,6}*72c
   27-fold quotients : {6,4}*48a
   36-fold quotients : {3,6}*36
   54-fold quotients : {6,2}*24
   81-fold quotients : {2,4}*16
   108-fold quotients : {3,2}*12
   162-fold quotients : {2,2}*8
Covers (Minimal Covers in Boldface) :
   None in this atlas.
Permutation Representation (GAP) :

s0 := (  2,  3)(  4,  6)(  7,  8)( 10, 19)( 11, 21)( 12, 20)( 13, 24)( 14, 23)
( 15, 22)( 16, 26)( 17, 25)( 18, 27)( 28, 55)( 29, 57)( 30, 56)( 31, 60)
( 32, 59)( 33, 58)( 34, 62)( 35, 61)( 36, 63)( 37, 73)( 38, 75)( 39, 74)
( 40, 78)( 41, 77)( 42, 76)( 43, 80)( 44, 79)( 45, 81)( 46, 64)( 47, 66)
( 48, 65)( 49, 69)( 50, 68)( 51, 67)( 52, 71)( 53, 70)( 54, 72)( 83, 84)
( 85, 87)( 88, 89)( 91,100)( 92,102)( 93,101)( 94,105)( 95,104)( 96,103)
( 97,107)( 98,106)( 99,108)(109,136)(110,138)(111,137)(112,141)(113,140)
(114,139)(115,143)(116,142)(117,144)(118,154)(119,156)(120,155)(121,159)
(122,158)(123,157)(124,161)(125,160)(126,162)(127,145)(128,147)(129,146)
(130,150)(131,149)(132,148)(133,152)(134,151)(135,153)(164,165)(166,168)
(169,170)(172,181)(173,183)(174,182)(175,186)(176,185)(177,184)(178,188)
(179,187)(180,189)(190,217)(191,219)(192,218)(193,222)(194,221)(195,220)
(196,224)(197,223)(198,225)(199,235)(200,237)(201,236)(202,240)(203,239)
(204,238)(205,242)(206,241)(207,243)(208,226)(209,228)(210,227)(211,231)
(212,230)(213,229)(214,233)(215,232)(216,234)(245,246)(247,249)(250,251)
(253,262)(254,264)(255,263)(256,267)(257,266)(258,265)(259,269)(260,268)
(261,270)(271,298)(272,300)(273,299)(274,303)(275,302)(276,301)(277,305)
(278,304)(279,306)(280,316)(281,318)(282,317)(283,321)(284,320)(285,319)
(286,323)(287,322)(288,324)(289,307)(290,309)(291,308)(292,312)(293,311)
(294,310)(295,314)(296,313)(297,315);;
s1 := (  1,229)(  2,231)(  3,230)(  4,232)(  5,234)(  6,233)(  7,226)(  8,228)
(  9,227)( 10,223)( 11,225)( 12,224)( 13,217)( 14,219)( 15,218)( 16,220)
( 17,222)( 18,221)( 19,237)( 20,236)( 21,235)( 22,240)( 23,239)( 24,238)
( 25,243)( 26,242)( 27,241)( 28,202)( 29,204)( 30,203)( 31,205)( 32,207)
( 33,206)( 34,199)( 35,201)( 36,200)( 37,196)( 38,198)( 39,197)( 40,190)
( 41,192)( 42,191)( 43,193)( 44,195)( 45,194)( 46,210)( 47,209)( 48,208)
( 49,213)( 50,212)( 51,211)( 52,216)( 53,215)( 54,214)( 55,175)( 56,177)
( 57,176)( 58,178)( 59,180)( 60,179)( 61,172)( 62,174)( 63,173)( 64,169)
( 65,171)( 66,170)( 67,163)( 68,165)( 69,164)( 70,166)( 71,168)( 72,167)
( 73,183)( 74,182)( 75,181)( 76,186)( 77,185)( 78,184)( 79,189)( 80,188)
( 81,187)( 82,310)( 83,312)( 84,311)( 85,313)( 86,315)( 87,314)( 88,307)
( 89,309)( 90,308)( 91,304)( 92,306)( 93,305)( 94,298)( 95,300)( 96,299)
( 97,301)( 98,303)( 99,302)(100,318)(101,317)(102,316)(103,321)(104,320)
(105,319)(106,324)(107,323)(108,322)(109,283)(110,285)(111,284)(112,286)
(113,288)(114,287)(115,280)(116,282)(117,281)(118,277)(119,279)(120,278)
(121,271)(122,273)(123,272)(124,274)(125,276)(126,275)(127,291)(128,290)
(129,289)(130,294)(131,293)(132,292)(133,297)(134,296)(135,295)(136,256)
(137,258)(138,257)(139,259)(140,261)(141,260)(142,253)(143,255)(144,254)
(145,250)(146,252)(147,251)(148,244)(149,246)(150,245)(151,247)(152,249)
(153,248)(154,264)(155,263)(156,262)(157,267)(158,266)(159,265)(160,270)
(161,269)(162,268);;
s2 := (  2,  3)(  4,  7)(  5,  9)(  6,  8)( 11, 12)( 13, 16)( 14, 18)( 15, 17)
( 20, 21)( 22, 25)( 23, 27)( 24, 26)( 28, 55)( 29, 57)( 30, 56)( 31, 61)
( 32, 63)( 33, 62)( 34, 58)( 35, 60)( 36, 59)( 37, 64)( 38, 66)( 39, 65)
( 40, 70)( 41, 72)( 42, 71)( 43, 67)( 44, 69)( 45, 68)( 46, 73)( 47, 75)
( 48, 74)( 49, 79)( 50, 81)( 51, 80)( 52, 76)( 53, 78)( 54, 77)( 83, 84)
( 85, 88)( 86, 90)( 87, 89)( 92, 93)( 94, 97)( 95, 99)( 96, 98)(101,102)
(103,106)(104,108)(105,107)(109,136)(110,138)(111,137)(112,142)(113,144)
(114,143)(115,139)(116,141)(117,140)(118,145)(119,147)(120,146)(121,151)
(122,153)(123,152)(124,148)(125,150)(126,149)(127,154)(128,156)(129,155)
(130,160)(131,162)(132,161)(133,157)(134,159)(135,158)(163,244)(164,246)
(165,245)(166,250)(167,252)(168,251)(169,247)(170,249)(171,248)(172,253)
(173,255)(174,254)(175,259)(176,261)(177,260)(178,256)(179,258)(180,257)
(181,262)(182,264)(183,263)(184,268)(185,270)(186,269)(187,265)(188,267)
(189,266)(190,298)(191,300)(192,299)(193,304)(194,306)(195,305)(196,301)
(197,303)(198,302)(199,307)(200,309)(201,308)(202,313)(203,315)(204,314)
(205,310)(206,312)(207,311)(208,316)(209,318)(210,317)(211,322)(212,324)
(213,323)(214,319)(215,321)(216,320)(217,271)(218,273)(219,272)(220,277)
(221,279)(222,278)(223,274)(224,276)(225,275)(226,280)(227,282)(228,281)
(229,286)(230,288)(231,287)(232,283)(233,285)(234,284)(235,289)(236,291)
(237,290)(238,295)(239,297)(240,296)(241,292)(242,294)(243,293);;
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, s2*s0*s1*s2*s1*s0*s1*s0*s1*s2*s0*s1*s2*s1*s0*s1*s0*s1, 
s2*s0*s1*s2*s1*s0*s1*s2*s1*s2*s0*s1*s2*s1*s0*s1*s2*s1, 
s2*s0*s1*s0*s1*s2*s0*s1*s0*s1*s0*s1*s0*s1*s2*s1*s2*s1*s2*s1*s2*s1 ];;
poly := F / rels;;

Permutation Representation (Magma) :

s0 := Sym(324)!(  2,  3)(  4,  6)(  7,  8)( 10, 19)( 11, 21)( 12, 20)( 13, 24)
( 14, 23)( 15, 22)( 16, 26)( 17, 25)( 18, 27)( 28, 55)( 29, 57)( 30, 56)
( 31, 60)( 32, 59)( 33, 58)( 34, 62)( 35, 61)( 36, 63)( 37, 73)( 38, 75)
( 39, 74)( 40, 78)( 41, 77)( 42, 76)( 43, 80)( 44, 79)( 45, 81)( 46, 64)
( 47, 66)( 48, 65)( 49, 69)( 50, 68)( 51, 67)( 52, 71)( 53, 70)( 54, 72)
( 83, 84)( 85, 87)( 88, 89)( 91,100)( 92,102)( 93,101)( 94,105)( 95,104)
( 96,103)( 97,107)( 98,106)( 99,108)(109,136)(110,138)(111,137)(112,141)
(113,140)(114,139)(115,143)(116,142)(117,144)(118,154)(119,156)(120,155)
(121,159)(122,158)(123,157)(124,161)(125,160)(126,162)(127,145)(128,147)
(129,146)(130,150)(131,149)(132,148)(133,152)(134,151)(135,153)(164,165)
(166,168)(169,170)(172,181)(173,183)(174,182)(175,186)(176,185)(177,184)
(178,188)(179,187)(180,189)(190,217)(191,219)(192,218)(193,222)(194,221)
(195,220)(196,224)(197,223)(198,225)(199,235)(200,237)(201,236)(202,240)
(203,239)(204,238)(205,242)(206,241)(207,243)(208,226)(209,228)(210,227)
(211,231)(212,230)(213,229)(214,233)(215,232)(216,234)(245,246)(247,249)
(250,251)(253,262)(254,264)(255,263)(256,267)(257,266)(258,265)(259,269)
(260,268)(261,270)(271,298)(272,300)(273,299)(274,303)(275,302)(276,301)
(277,305)(278,304)(279,306)(280,316)(281,318)(282,317)(283,321)(284,320)
(285,319)(286,323)(287,322)(288,324)(289,307)(290,309)(291,308)(292,312)
(293,311)(294,310)(295,314)(296,313)(297,315);
s1 := Sym(324)!(  1,229)(  2,231)(  3,230)(  4,232)(  5,234)(  6,233)(  7,226)
(  8,228)(  9,227)( 10,223)( 11,225)( 12,224)( 13,217)( 14,219)( 15,218)
( 16,220)( 17,222)( 18,221)( 19,237)( 20,236)( 21,235)( 22,240)( 23,239)
( 24,238)( 25,243)( 26,242)( 27,241)( 28,202)( 29,204)( 30,203)( 31,205)
( 32,207)( 33,206)( 34,199)( 35,201)( 36,200)( 37,196)( 38,198)( 39,197)
( 40,190)( 41,192)( 42,191)( 43,193)( 44,195)( 45,194)( 46,210)( 47,209)
( 48,208)( 49,213)( 50,212)( 51,211)( 52,216)( 53,215)( 54,214)( 55,175)
( 56,177)( 57,176)( 58,178)( 59,180)( 60,179)( 61,172)( 62,174)( 63,173)
( 64,169)( 65,171)( 66,170)( 67,163)( 68,165)( 69,164)( 70,166)( 71,168)
( 72,167)( 73,183)( 74,182)( 75,181)( 76,186)( 77,185)( 78,184)( 79,189)
( 80,188)( 81,187)( 82,310)( 83,312)( 84,311)( 85,313)( 86,315)( 87,314)
( 88,307)( 89,309)( 90,308)( 91,304)( 92,306)( 93,305)( 94,298)( 95,300)
( 96,299)( 97,301)( 98,303)( 99,302)(100,318)(101,317)(102,316)(103,321)
(104,320)(105,319)(106,324)(107,323)(108,322)(109,283)(110,285)(111,284)
(112,286)(113,288)(114,287)(115,280)(116,282)(117,281)(118,277)(119,279)
(120,278)(121,271)(122,273)(123,272)(124,274)(125,276)(126,275)(127,291)
(128,290)(129,289)(130,294)(131,293)(132,292)(133,297)(134,296)(135,295)
(136,256)(137,258)(138,257)(139,259)(140,261)(141,260)(142,253)(143,255)
(144,254)(145,250)(146,252)(147,251)(148,244)(149,246)(150,245)(151,247)
(152,249)(153,248)(154,264)(155,263)(156,262)(157,267)(158,266)(159,265)
(160,270)(161,269)(162,268);
s2 := Sym(324)!(  2,  3)(  4,  7)(  5,  9)(  6,  8)( 11, 12)( 13, 16)( 14, 18)
( 15, 17)( 20, 21)( 22, 25)( 23, 27)( 24, 26)( 28, 55)( 29, 57)( 30, 56)
( 31, 61)( 32, 63)( 33, 62)( 34, 58)( 35, 60)( 36, 59)( 37, 64)( 38, 66)
( 39, 65)( 40, 70)( 41, 72)( 42, 71)( 43, 67)( 44, 69)( 45, 68)( 46, 73)
( 47, 75)( 48, 74)( 49, 79)( 50, 81)( 51, 80)( 52, 76)( 53, 78)( 54, 77)
( 83, 84)( 85, 88)( 86, 90)( 87, 89)( 92, 93)( 94, 97)( 95, 99)( 96, 98)
(101,102)(103,106)(104,108)(105,107)(109,136)(110,138)(111,137)(112,142)
(113,144)(114,143)(115,139)(116,141)(117,140)(118,145)(119,147)(120,146)
(121,151)(122,153)(123,152)(124,148)(125,150)(126,149)(127,154)(128,156)
(129,155)(130,160)(131,162)(132,161)(133,157)(134,159)(135,158)(163,244)
(164,246)(165,245)(166,250)(167,252)(168,251)(169,247)(170,249)(171,248)
(172,253)(173,255)(174,254)(175,259)(176,261)(177,260)(178,256)(179,258)
(180,257)(181,262)(182,264)(183,263)(184,268)(185,270)(186,269)(187,265)
(188,267)(189,266)(190,298)(191,300)(192,299)(193,304)(194,306)(195,305)
(196,301)(197,303)(198,302)(199,307)(200,309)(201,308)(202,313)(203,315)
(204,314)(205,310)(206,312)(207,311)(208,316)(209,318)(210,317)(211,322)
(212,324)(213,323)(214,319)(215,321)(216,320)(217,271)(218,273)(219,272)
(220,277)(221,279)(222,278)(223,274)(224,276)(225,275)(226,280)(227,282)
(228,281)(229,286)(230,288)(231,287)(232,283)(233,285)(234,284)(235,289)
(236,291)(237,290)(238,295)(239,297)(240,296)(241,292)(242,294)(243,293);
poly := sub<Sym(324)|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, s2*s0*s1*s2*s1*s0*s1*s0*s1*s2*s0*s1*s2*s1*s0*s1*s0*s1, 
s2*s0*s1*s2*s1*s0*s1*s2*s1*s2*s0*s1*s2*s1*s0*s1*s2*s1, 
s2*s0*s1*s0*s1*s2*s0*s1*s0*s1*s0*s1*s0*s1*s2*s1*s2*s1*s2*s1*s2*s1 >;

References : None.
to this polytope