Finite Group Databasebeta

#72342873

order1536
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC8D4×S4
commutatorC4×A4C22×C8
FrattiniC2×C8C22×S4
FittingC22×#443D3
socleC23D4×C3⋊C8
prime radicalA4×#135C4
cosocleC2×C8×A4C23
hypercenter#443S4
hypocenterA4#2171
LCSG ▷ C4×A4 ▷ C2×A4 ▷ A4
UCSC1 ◁ C8 ◁ C2×C8 ◁ #443

798 conjugacy classes of subgroups; only the 112 normal subgroups are shown.

normal subgroups only

This group has 798 conjugacy classes of subgroups — too many to draw. Only its 112 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) = 36
transitive degreeμt(G) = 96

A minimal faithful permutation representation — 3 generators on 36 points:

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

Polycyclic presentation:

2^7,3,2^2|a^2=d,c^2=e,d^2=f,e^2=g,f^2=g,b^a=bg,c^a=ce,c^b=ceg,e^a=eg,e^b=eg,h^a=h^2,i^a=ij,i^h=j,j^h=ij

Conjugacy classes & character table

116 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72342875, S4×#2171, #72343101
maximal normal subgroup of#72342875, S4×#2171, #72343101

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