Finite Group Databasebeta

#72257631

order1024
nilpotency class3
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C29×C4

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC2×C4C2×#392
commutator, Frattini, cosocleC25C25
socleC22C22×#392
LCSG ▷ C25 ▷ C22 ▷ C1
UCSC1 ◁ C2×C4 ◁ C23×C42 ◁ G
LECSG ▷ C25 ▷ C22 ▷ C1

11671 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 128

Polycyclic presentation:

2^10|b^2=ij,c^2=i,e^2=j,b^a=bg,c^b=cj,d^a=dh,d^b=df,e^b=ej,f^a=fj,g^d=gi,h^b=hij

Conjugacy classes & character table

124 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72257720, #72312012, #72312951, …
maximal normal subgroup of#72257720, #72312012, #72312951, …
maximal quotient of#72264551

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