Finite Group Databasebeta

#72287185

order1024
nilpotency class5
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C2×C4

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22C2×#1333
commutatorC2×C16C22×C8
Frattini, cosocle#1311C23
prime radical#33733C4
LCSG ▷ C2×C16 ▷ C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C22 ◁ C2×C42 ◁ C2×C82 ◁ C2×#1311 ◁ G
LECSG ▷ #1311 ▷ C4×C8 ▷ C2×C4 ▷ C2 ▷ C1

346 conjugacy classes of subgroups; only the 99 normal subgroups are shown.

normal subgroups only

This group has 346 conjugacy classes of subgroups — too many to draw. Only its 99 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degreeμ(G) = 64
transitive degreeμt(G) = 512

A minimal faithful permutation representation — 3 generators on 64 points:

(1,2)(3,8)(4,9)(5,10)(6,7)(11,17)(12,20)(13,21)(14,22)(15,18)(16,19)(23,27)(24,28)(25,30)(26,29)(31,32)(34,41)(35,48)(36,54)(37,49)(38,39)(42,56)(43,46)(44,58)(45,57)(47,59)(50,51)(52,63)(53,62)(55,61)(60,64);(2,7)(3,11)(9,18)(10,19)(12,23)(13,24)(22,29)(25,31)(34,42)(41,56)(43,59)(44,60)(45,55)(46,47)(57,61)(58,64);(1,3,4,12,5,13,14,25,6,11,15,23,16,24,26,31)(2,8,9,20,10,21,22,30,7,17,18,27,19,28,29,32)(33,34,35,43,36,44,50,58,38,46,51,41,37,55,48,57,40,42,53,59,49,60,63,64,39,47,52,56,54,45,62,61)

Polycyclic presentation:

2^10|c^2=d,d^2=f,e^2=gij,f^2=h,g^2=i,h^2=j,i^2=j,b^a=bhi,c^a=ce,c^b=chij,d^a=dg,e^a=eg,e^c=ei,e^d=ej,f^a=fi,g^a=gij,g^c=gj,h^a=hj,i^a=ij

Conjugacy classes & character table

100 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72287210, #72287236, #72287413, …
maximal normal subgroup of#72287210, #72287236, #72287413, …

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", "g", "h", "i", "j");;
gap> coll := SingleCollector(F, [2, 2, 2, 2, 2, 2, 2, 2, 2, 2]);;
gap> SetPower(coll, 3, F.4);;
gap> SetPower(coll, 4, F.6);;
gap> SetPower(coll, 5, F.7*F.9*F.10);;
gap> SetPower(coll, 6, F.8);;
gap> SetPower(coll, 7, F.9);;
gap> SetPower(coll, 8, F.10);;
gap> SetPower(coll, 9, F.10);;
gap> SetConjugate(coll, 2, 1, F.2*F.8*F.9);;
gap> SetConjugate(coll, 3, 1, F.3*F.5);;
gap> SetConjugate(coll, 3, 2, F.3*F.8*F.9*F.10);;
gap> SetConjugate(coll, 4, 1, F.4*F.7);;
gap> SetConjugate(coll, 5, 1, F.5*F.7);;
gap> SetConjugate(coll, 5, 3, F.5*F.9);;
gap> SetConjugate(coll, 5, 4, F.5*F.10);;
gap> SetConjugate(coll, 6, 1, F.6*F.9);;
gap> SetConjugate(coll, 7, 1, F.7*F.9*F.10);;
gap> SetConjugate(coll, 7, 3, F.7*F.10);;
gap> SetConjugate(coll, 8, 1, F.8*F.10);;
gap> SetConjugate(coll, 9, 1, F.9*F.10);;
gap> UpdatePolycyclicCollector(coll);;
gap> G := GroupByRws(coll);