Finite Group Databasebeta

#72316845

order1024
nilpotency class3
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C26×C4

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22#7555
commutatorC2×C42C2×C42
Frattini, cosocleC23×C42C23
prime radicalC22×#532C22
LCSG ▷ C2×C42 ▷ C22 ▷ C1
UCSC1 ◁ C22 ◁ C23×C42 ◁ G
LECSG ▷ C23×C42 ▷ C22 ▷ C1

3899 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 32
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 3 generators on 32 points:

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

Polycyclic presentation:

2^10|b^2=f,c^2=defg,d^2=ij,e^2=j,g^2=j,h^2=i,b^a=bh,c^a=ce,c^b=cd,d^a=di,e^a=ej,e^b=eij,e^c=ei,f^c=fij,g^c=gj,h^a=hi,h^b=hi,h^c=hj

Conjugacy classes & character table

112 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72316855, #72316923, #72317031
maximal normal subgroup of#72316855, #72316923, #72317031

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