Finite Group Databasebeta

#72237306

order1024
nilpotency class3
automorphism?
homologyAbelianization (H1) = C42×C8 · Schur multiplier (H2) = C25×C42

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC22×C42C2×D4
commutatorC2×C4C42×C8
Frattini, cosocleC23×C42C23
socleC24C2×#95
prime radicalC25C2×C22⋊C4
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C42 ◁ C22×C43 ◁ G
LECSG ▷ C23×C42 ▷ C22 ▷ C1

8121 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 256

Polycyclic presentation:

2^10|a^2=d,b^2=e,c^2=h,d^2=i,g^2=j,b^a=bg,c^a=cf,e^a=ej,g^a=gj

Conjugacy classes & character table

352 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72237314, #72240065, #72240069
maximal normal subgroup of#72237314, #72240065, #72240069
maximal quotient of#72237308

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