Finite Group Databasebeta

D4⋊#11764047 #22578250

order8768
automorphism?
homologyAbelianization (H1) = C2×C8 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productD4⋊#11764047

Splittings

SylowC137 ⋊ D4⋊C8

Subgroups

subgroupG/H
centerC22C22⋊#10587739
commutatorC4×C137C2×C8
FrattiniC2×C4C2×#10587739
FittingC2×D4×C137C4
socleC22×C137C22⋊C4
hypercenterC2×D4#10587739
hypocenterC137D4⋊C8
LCSG ▷ C4×C137 ▷ C2×C137 ▷ C137
UCSC1 ◁ C22 ◁ C2×C4 ◁ C2×D4

82 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2^6,137|a^2=d,c^2=e,d^2=f,b^a=bc,c^a=ce,g^a=g^100,c^b=ce,g^d=g^136

Conjugacy classes & character table

368 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×D4⋊#11764047, #31796075, #31796080, …
maximal normal subgroup ofC2×D4⋊#11764047, #31796075, #31796080, …
maximal quotient of#31795605, #31795607, #31795625, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(8768, 1396);