Finite Group Databasebeta

#72266089

order2048
nilpotency class3
automorphism?
homologyAbelianization (H1) = C22×C42 · Schur multiplier (H2) = C28×C4

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22#154003
commutatorC25C22×C42
Frattini, cosocleC27C24
prime radicalC22×#2403C22
LCSG ▷ C25 ▷ C22 ▷ C1
UCSC1 ◁ C22 ◁ C27 ◁ G
LECSG ▷ C27 ▷ C22 ▷ C1

26146 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 64

Polycyclic presentation:

2^11|a^2=e,c^2=i,c^a=ch,c^b=cf,d^a=dg,d^b=dh,e^c=ej,f^d=fk,g^b=gj,h^a=hj,h^c=hk,i^a=ik

Conjugacy classes & character table

146 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72266093, #72266129
maximal normal subgroup of#72266093, #72266129
maximal quotient of#72302075

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", "k");;
gap> coll := SingleCollector(F, [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2]);;
gap> SetPower(coll, 1, F.5);;
gap> SetPower(coll, 3, F.9);;
gap> SetConjugate(coll, 3, 1, F.3*F.8);;
gap> SetConjugate(coll, 3, 2, F.3*F.6);;
gap> SetConjugate(coll, 4, 1, F.4*F.7);;
gap> SetConjugate(coll, 4, 2, F.4*F.8);;
gap> SetConjugate(coll, 5, 3, F.5*F.10);;
gap> SetConjugate(coll, 6, 4, F.6*F.11);;
gap> SetConjugate(coll, 7, 2, F.7*F.10);;
gap> SetConjugate(coll, 8, 1, F.8*F.10);;
gap> SetConjugate(coll, 8, 3, F.8*F.11);;
gap> SetConjugate(coll, 9, 1, F.9*F.11);;
gap> UpdatePolycyclicCollector(coll);;
gap> G := GroupByRws(coll);