Finite Group Databasebeta

#72308146

order1024
nilpotency class3
automorphism?
homologyAbelianization (H1) = C24×C4 · Schur multiplier (H2) = C29×C4

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC23C23×C22⋊C4
commutatorC22×C4C24×C4
Frattini, cosocleC23×C4C25
prime radicalC2×#36624C2
LCSG ▷ C22×C4 ▷ C22 ▷ C1
UCSC1 ◁ C23 ◁ C24×C42 ◁ G
LECSG ▷ C23×C4 ▷ C22 ▷ C1

10345 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 128

Polycyclic presentation:

2^10|a^2=f,b^2=ij,d^2=fhj,f^2=j,g^2=j,h^2=j,b^a=bg,c^b=cij,d^a=dj,e^b=efhj,f^b=fi,g^a=gij,g^b=gj,h^b=hi

Conjugacy classes & character table

160 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72308187, C2×#72308146, #72314114
maximal normal subgroup of#72308187, C2×#72308146, #72314114
maximal quotient ofC2×#72308146

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