Finite Group Databasebeta

D15028 #72236033

order30056
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD15028

Splittings

FittingC4×C13×C289 ⋊ C2
HallC13×C289 ⋊ D4
SylowC289 ⋊ D52
SylowC13 ⋊ D1156

Subgroups

subgroupG/H
centerC2C2×D3757
commutator, cosocleC2×C13×C289C22
FrattiniC2×C17C2×D221
FittingC4×C13×C289C2
socleC2×C13×C17C2×D17
hypercenterC4D3757
hypocenterC13×C289D4
LCSG ▷ C2×C13×C289 ▷ C13×C289
UCSC1 ◁ C2 ◁ C4

48 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 306
transitive degreeμt(G) = 15028

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

Polycyclic presentation:

2^3,13,17^2|b^2=c,e^17=f,b^a=bc,d^a=d^12,e^a=e^16f^16,f^a=f^16

Conjugacy classes & character table

7517 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD30056
maximal normal subgroup ofD30056
maximal quotient ofDic15028, D30056

GAP

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

gap> F := FreeGroup(IsSyllableWordsFamily, "a", "b", "c", "d", "e", "f");;
gap> coll := SingleCollector(F, [2, 2, 2, 13, 17, 17]);;
gap> SetPower(coll, 2, F.3);;
gap> SetPower(coll, 5, F.6);;
gap> SetConjugate(coll, 2, 1, F.2*F.3);;
gap> SetConjugate(coll, 4, 1, F.4^12);;
gap> SetConjugate(coll, 5, 1, F.5^16*F.6^16);;
gap> SetConjugate(coll, 6, 1, F.6^16);;
gap> UpdatePolycyclicCollector(coll);;
gap> G := GroupByRws(coll);