Finite Group Databasebeta

A42×D8 #72228076

order2304
automorphism?
homologyAbelianization (H1) = C22×C32 · Schur multiplier (H2) = C23×C3

Aliases

direct productA42×D8

Splittings

Fitting, SylowC24×D8 ⋊ C32

Subgroups

subgroupG/H
centerC2D4×A42
commutator, cosocleC24×C4C22×C32
FrattiniC4C22×A42
FittingC24×D8C32
socleC25C32×D4
hypercenterD8A42
hypocenterC24C32×D8
LCSG ▷ C24×C4 ▷ C25 ▷ C24
UCSC1 ◁ C2 ◁ C4 ◁ D8

1481 conjugacy classes of subgroups; only the 77 normal subgroups are shown.

normal subgroups only

This group has 1481 conjugacy classes of subgroups — too many to draw. Only its 77 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) = 16
transitive degreeμt(G) = 72

A minimal faithful permutation representation — 2 generators on 16 points:

(1,4)(2,3)(5,8,6)(10,13)(11,16)(14,15);(2,4,3)(6,8,7)(9,10,11,14,12,15,16,13)

Conjugacy classes & character table

112 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofA42×AGL(1,ℤ/8), C2×A42×D8, #72258808, …
maximal normal subgroup ofA42×AGL(1,ℤ/8), C2×A42×D8, #72258808, …
maximal quotient ofC2×A42×D8

GAP

Past the SmallGroups library coverage — no SmallGroups id. Construct it from a minimal faithful permutation representation:

gap> G := Group((1,4)(2,3)(5,8,6)(10,13)(11,16)(14,15), (2,4,3)(6,8,7)(9,10,11,14,12,15,16,13));