Finite Group Databasebeta

#72321927

order1024
nilpotency class3
automorphism?
homologyAbelianization (H1) = C24×C4 · Schur multiplier (H2) = C210×C4

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC23×C4C22×D4
commutatorC22×C4C24×C4
Frattini, cosocleC23×C4C25
socleC24C23×D4
prime radicalC2×#36624C2
LCSG ▷ C22×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23×C4 ◁ C24×C42 ◁ G
LECSG ▷ C23×C4 ▷ C2 ▷ C1

16425 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 256

Polycyclic presentation:

2^10|a^2=h,e^2=i,g^2=j,h^2=j,d^a=dg,d^b=df,d^c=di,g^d=gj,h^d=hj

Conjugacy classes & character table

304 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72321962, #72322132, #72322181
maximal normal subgroup of#72321962, #72322132, #72322181

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