Finite Group Databasebeta

D13972 #72235643

order27944
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD13972

Splittings

FittingC4×C7×C499 ⋊ C2
HallC7×C499 ⋊ D4
SylowC499 ⋊ D28
SylowC7 ⋊ D1996

Subgroups

subgroupG/H
center, FrattiniC2C2×D3493
commutator, socle, cosocleC2×C7×C499C22
FittingC4×C7×C499C2
hypercenterC4D3493
hypocenterC7×C499D4
LCSG ▷ C2×C7×C499 ▷ C7×C499
UCSC1 ◁ C2 ◁ C4

32 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 510
transitive degreeμt(G) = 13972

A minimal faithful permutation representation — 2 generators on 510 points:

(1,2,3,4)(5,6,7,8,9,10,11)(12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255,256,257,258,259,260,261,262,263,264,265,266,267,268,269,270,271,272,273,274,275,276,277,278,279,280,281,282,283,284,285,286,287,288,289,290,291,292,293,294,295,296,297,298,299,300,301,302,303,304,305,306,307,308,309,310,311,312,313,314,315,316,317,318,319,320,321,322,323,324,325,326,327,328,329,330,331,332,333,334,335,336,337,338,339,340,341,342,343,344,345,346,347,348,349,350,351,352,353,354,355,356,357,358,359,360,361,362,363,364,365,366,367,368,369,370,371,372,373,374,375,376,377,378,379,380,381,382,383,384,385,386,387,388,389,390,391,392,393,394,395,396,397,398,399,400,401,402,403,404,405,406,407,408,409,410,411,412,413,414,415,416,417,418,419,420,421,422,423,424,425,426,427,428,429,430,431,432,433,434,435,436,437,438,439,440,441,442,443,444,445,446,447,448,449,450,451,452,453,454,455,456,457,458,459,460,461,462,463,464,465,466,467,468,469,470,471,472,473,474,475,476,477,478,479,480,481,482,483,484,485,486,487,488,489,490,491,492,493,494,495,496,497,498,499,500,501,502,503,504,505,506,507,508,509,510);(2,4)(6,11)(7,10)(8,9)(13,510)(14,509)(15,508)(16,507)(17,506)(18,505)(19,504)(20,503)(21,502)(22,501)(23,500)(24,499)(25,498)(26,497)(27,496)(28,495)(29,494)(30,493)(31,492)(32,491)(33,490)(34,489)(35,488)(36,487)(37,486)(38,485)(39,484)(40,483)(41,482)(42,481)(43,480)(44,479)(45,478)(46,477)(47,476)(48,475)(49,474)(50,473)(51,472)(52,471)(53,470)(54,469)(55,468)(56,467)(57,466)(58,465)(59,464)(60,463)(61,462)(62,461)(63,460)(64,459)(65,458)(66,457)(67,456)(68,455)(69,454)(70,453)(71,452)(72,451)(73,450)(74,449)(75,448)(76,447)(77,446)(78,445)(79,444)(80,443)(81,442)(82,441)(83,440)(84,439)(85,438)(86,437)(87,436)(88,435)(89,434)(90,433)(91,432)(92,431)(93,430)(94,429)(95,428)(96,427)(97,426)(98,425)(99,424)(100,423)(101,422)(102,421)(103,420)(104,419)(105,418)(106,417)(107,416)(108,415)(109,414)(110,413)(111,412)(112,411)(113,410)(114,409)(115,408)(116,407)(117,406)(118,405)(119,404)(120,403)(121,402)(122,401)(123,400)(124,399)(125,398)(126,397)(127,396)(128,395)(129,394)(130,393)(131,392)(132,391)(133,390)(134,389)(135,388)(136,387)(137,386)(138,385)(139,384)(140,383)(141,382)(142,381)(143,380)(144,379)(145,378)(146,377)(147,376)(148,375)(149,374)(150,373)(151,372)(152,371)(153,370)(154,369)(155,368)(156,367)(157,366)(158,365)(159,364)(160,363)(161,362)(162,361)(163,360)(164,359)(165,358)(166,357)(167,356)(168,355)(169,354)(170,353)(171,352)(172,351)(173,350)(174,349)(175,348)(176,347)(177,346)(178,345)(179,344)(180,343)(181,342)(182,341)(183,340)(184,339)(185,338)(186,337)(187,336)(188,335)(189,334)(190,333)(191,332)(192,331)(193,330)(194,329)(195,328)(196,327)(197,326)(198,325)(199,324)(200,323)(201,322)(202,321)(203,320)(204,319)(205,318)(206,317)(207,316)(208,315)(209,314)(210,313)(211,312)(212,311)(213,310)(214,309)(215,308)(216,307)(217,306)(218,305)(219,304)(220,303)(221,302)(222,301)(223,300)(224,299)(225,298)(226,297)(227,296)(228,295)(229,294)(230,293)(231,292)(232,291)(233,290)(234,289)(235,288)(236,287)(237,286)(238,285)(239,284)(240,283)(241,282)(242,281)(243,280)(244,279)(245,278)(246,277)(247,276)(248,275)(249,274)(250,273)(251,272)(252,271)(253,270)(254,269)(255,268)(256,267)(257,266)(258,265)(259,264)(260,263)(261,262)

Polycyclic presentation:

2^3,7,499|b^2=c,b^a=bc,d^a=d^6,e^a=e^498

Conjugacy classes & character table

6989 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD27944
maximal normal subgroup ofD27944
maximal quotient ofDic13972, D27944

GAP

Past the SmallGroups library coverage — no SmallGroups id. Construct it from its polycyclic presentation:

gap> F := FreeGroup(IsSyllableWordsFamily, "a", "b", "c", "d", "e");;
gap> coll := SingleCollector(F, [2, 2, 2, 7, 499]);;
gap> SetPower(coll, 2, F.3);;
gap> SetConjugate(coll, 2, 1, F.2*F.3);;
gap> SetConjugate(coll, 4, 1, F.4^6);;
gap> SetConjugate(coll, 5, 1, F.5^498);;
gap> UpdatePolycyclicCollector(coll);;
gap> G := GroupByRws(coll);