Finite Group Databasebeta

D4⋊#11764040 #22577131

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

Aliases

unambiguous semidirect productD4⋊#11764040

Splittings

SylowC137 ⋊ D4⋊C8

Subgroups

subgroupG/H
centerC2×C4C22⋊D137
commutatorC4×C137C2×C8
FrattiniC42C2×D137
FittingC4×D4×C137C2
socleC22×C137C22⋊C4
hypercenterC4×D4D137
hypocenterC137D4⋊C8
LCSG ▷ C4×C137 ▷ C2×C137 ▷ C137
UCSC1 ◁ C2×C4 ◁ C42 ◁ C4×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^136,c^b=ce

Conjugacy classes & character table

1388 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD4⋊C8×D137, C2×D4⋊#11764040, #31779168, …
maximal normal subgroup ofD4⋊C8×D137, C2×D4⋊#11764040, #31779168, …
maximal quotient of#31778610, #31778612, #31778630, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(8768, 277);