Finite Group Databasebeta

#72237598

order1024
nilpotency class4
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C26

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22#8534
commutatorC22×C22⋊C4C22×C4
Frattini, cosocleC22×#120C23
prime radical#4466055C2
LCSG ▷ C22×C22⋊C4 ▷ C24 ▷ C22 ▷ C1
UCSC1 ◁ C22 ◁ C24 ◁ C22×#120 ◁ G
LECSG ▷ C22×#120 ▷ C24 ▷ C22 ▷ C1

2686 conjugacy classes of subgroups; only the 91 normal subgroups are shown.

normal subgroups only

This group has 2686 conjugacy classes of subgroups — too many to draw. Only its 91 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

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

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

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

Polycyclic presentation:

2^10|a^2=hj,b^2=e,d^2=ij,e^2=j,b^a=bd,c^a=cghj,c^b=cf,d^a=di,d^b=dg,d^c=dh,e^a=egij,e^c=ehj,e^d=ei,f^a=fhi,f^b=fhj,f^d=fj,f^e=fj,g^b=gi,h^b=hj

Conjugacy classes & character table

52 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72237603, #72262846, #72262851, …
maximal normal subgroup of#72237603, #72262846, #72262851, …
maximal quotient of#72310519, #72310539, #72310540

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