Finite Group Databasebeta

#72244606

order3280
automorphism?
homologyAbelianization (H1) = C2×C4×C5 · Schur multiplier (H2) = C2

Aliases

No aliases for this group.

Splittings

FittingC4×C41 ⋊ C4×C5
HallC4⋊#4223 ⋊ C5
HallC41⋊C5 ⋊ C4⋊C4
SylowC41 ⋊ C5×C4⋊C4

Subgroups

subgroupG/H
center, FrattiniC2C2×#4223⋊C5
commutator, socleC2×C41C2×C4×C5
FittingC4×C41C4×C5
prime radicalC2×D41⋊C5C22
cosocleC2×D41C22×C5
hypercenterC4#4223⋊C5
hypocenterC41C5×C4⋊C4
LCSG ▷ C2×C41 ▷ C41
UCSC1 ◁ C2 ◁ C4

52 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 164

Polycyclic presentation:

2^2,5,2^2,41|a^2=d,b^2=e,b^a=bd,f^b=f^9,f^c=f^18,f^e=f^40

Conjugacy classes & character table

58 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD4×#4223⋊C5
maximal normal subgroup ofD4×#4223⋊C5

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");;
gap> coll := SingleCollector(F, [2, 2, 5, 2, 2, 41]);;
gap> SetPower(coll, 1, F.4);;
gap> SetPower(coll, 2, F.5);;
gap> SetConjugate(coll, 2, 1, F.2*F.4);;
gap> SetConjugate(coll, 6, 2, F.6^9);;
gap> SetConjugate(coll, 6, 3, F.6^18);;
gap> SetConjugate(coll, 6, 5, F.6^40);;
gap> UpdatePolycyclicCollector(coll);;
gap> G := GroupByRws(coll);