Finite Group Databasebeta

#72284404

order1024
nilpotency class3
automorphism?
homologyAbelianization (H1) = C25×C4 · Schur multiplier (H2) = C214

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC23C24×D4
commutatorC2×C4C25×C4
Frattini, cosocleC22×C4C26
prime radicalC2×#61074C2
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C4×#525 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

At least 6105 conjugacy classes of subgroups; only the 6487 normal subgroups are shown.

Full subgroup data →

Presentation

Polycyclic presentation:

2^10|d^2=hj,e^2=g,f^2=g,h^2=j,b^a=bi,d^b=dij,d^c=dh,e^a=ej,e^b=ei,e^c=ej,e^d=eh,f^d=fj,h^c=hj,h^e=hj

Conjugacy classes & character table

208 conjugacy classes — view the full character table.

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