Finite Group Databasebeta

#72319940

order1024
nilpotency class4
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C24

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22#23001
commutatorC4×C8C23×C4
Frattini, cosocleC2×C4×C8C24
prime radical#490514C2
LCSG ▷ C4×C8 ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22 ◁ C2×C42 ◁ #8293 ◁ G
LECSG ▷ C2×C4×C8 ▷ C2×C4 ▷ C2 ▷ C1

799 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 32
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 4 generators on 32 points:

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

Polycyclic presentation:

2^10|a^2=e,b^2=ei,d^2=gi,e^2=i,f^2=h,g^2=i,h^2=j,c^a=ch,c^b=cf,d^a=dg,d^b=di,e^c=ej,f^a=fj,f^b=fh,f^c=fhj,g^a=gi,h^b=hj,h^c=hj

Conjugacy classes & character table

76 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72319994, #72320132
maximal normal subgroup of#72319994, #72320132

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