Finite Group Databasebeta

#72319752

order1024
nilpotency class4
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22D4×#102
commutatorC4×C8C23×C4
Frattini, cosocleC2×C4×C8C24
prime radical#6358256C2
LCSG ▷ C4×C8 ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22 ◁ C2×C42 ◁ C8×#135 ◁ G
LECSG ▷ C2×C4×C8 ▷ C2×C4 ▷ C2 ▷ C1

1480 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 32
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 4 generators on 32 points:

(1,2)(3,7)(4,14)(5,9)(6,10)(8,13)(11,12)(15,16);(1,3,5,4,6,13,12,15)(2,7,9,14,10,8,11,16)(17,18,20,24,29,19,28,25,23,27,31,30,22,26,21,32);(1,3,12,15,6,13,5,4)(2,7,11,16,10,8,9,14)(17,19,29,18,23,26,22,27)(20,24,28,32,31,30,21,25);(1,4,5,13,6,15,12,3)(2,8,11,14,10,7,9,16)

Polycyclic presentation:

2^10|b^2=e,c^2=efhj,d^2=g,e^2=hi,f^2=h,g^2=ij,h^2=j,c^b=cf,d^a=dg,d^b=dij,e^c=eh,f^b=fj,f^c=fh,g^a=gij,h^c=hj

Conjugacy classes & character table

94 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72319854, #72320885
maximal normal subgroup of#72319854, #72320885

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, 2, F.5);;
gap> SetPower(coll, 3, F.5*F.6*F.8*F.10);;
gap> SetPower(coll, 4, F.7);;
gap> SetPower(coll, 5, F.8*F.9);;
gap> SetPower(coll, 6, F.8);;
gap> SetPower(coll, 7, F.9*F.10);;
gap> SetPower(coll, 8, F.10);;
gap> SetConjugate(coll, 3, 2, F.3*F.6);;
gap> SetConjugate(coll, 4, 1, F.4*F.7);;
gap> SetConjugate(coll, 4, 2, F.4*F.9*F.10);;
gap> SetConjugate(coll, 5, 3, F.5*F.8);;
gap> SetConjugate(coll, 6, 2, F.6*F.10);;
gap> SetConjugate(coll, 6, 3, F.6*F.8);;
gap> SetConjugate(coll, 7, 1, F.7*F.9*F.10);;
gap> SetConjugate(coll, 8, 3, F.8*F.10);;
gap> UpdatePolycyclicCollector(coll);;
gap> G := GroupByRws(coll);