Finite Group Databasebeta

#72319482

order2048
nilpotency class5
automorphism?
homologyAbelianization (H1) = C23×C8 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22C2×#12067
commutatorC2×C16C23×C8
Frattini, cosocleC2×#346C24
prime radical#512939C4
LCSG ▷ C2×C16 ▷ C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C22 ◁ C23×C4 ◁ C22×C4×C8 ◁ #128255 ◁ G
LECSG ▷ C2×#346 ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1

1260 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 36
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 4 generators on 36 points:

(6,11,13,22,14,23,26,25)(7,15,17,30)(8,18)(9,20)(12,21,27,24,28,34,36,35)(16,29,32,31)(19,33);(1,2)(3,4);(2,4)(6,12,26,36,14,28,13,27)(7,16,17,32)(8,19)(11,21,25,35,23,34,22,24)(15,29,30,31)(18,33);(5,6,7,11,8,12,15,24,9,13,16,25,18,27,31,21,10,14,17,23,19,28,30,35,20,26,32,22,33,36,29,34)

Polycyclic presentation:

2^11|a^2=e,c^2=eh,d^2=g,e^2=h,g^2=i,i^2=j,j^2=k,c^b=cf,d^a=dg,d^c=di,e^d=ejk,g^a=gi,g^c=gj,g^e=gk,h^d=hk,i^a=ij,i^c=ik,j^a=jk

Conjugacy classes & character table

128 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD4×AGL(1,ℤ/32), #72342964
maximal normal subgroup ofD4×AGL(1,ℤ/32)

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