Finite Group Databasebeta

Dic28⋊A4 #13057656

order1344
automorphism?
homologyAbelianization (H1) = C22×C3 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productDic28⋊A4

Splittings

HallC22×Dic28 ⋊ C3
SylowC7 ⋊ A4×Q16

Subgroups

subgroupG/H
centerC2C4⋊(D7⋊A4)
commutator, cosocleC22×C4×C7C22×C3
FrattiniC4C2×D7⋊A4
FittingC22×C7×C8C2×C3
socleC23×C7C3×D4
prime radicalC2×C22⋊ΓL(1,𝔽8)D4
hypercenterC8D7⋊A4
hypocenterC22×C7C3×Q16
LCSG ▷ C22×C4×C7 ▷ C23×C7 ▷ C22×C7
UCSC1 ◁ C2 ◁ C4 ◁ C8

146 conjugacy classes of subgroups; only the 29 normal subgroups are shown.

normal subgroups only

This group has 146 conjugacy classes of subgroups — too many to draw. Only its 29 normal subgroups are shown.

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

Full subgroup data →

Presentation

transitive degreeμt(G) = 336

Polycyclic presentation:

2^2,3,2^4,7|a^2=e,b^2=de,d^2=e,b^a=bd,d^a=de,h^a=h^6,f^c=fg,g^c=f,h^c=h^2

Conjugacy classes & character table

60 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 6945);