Finite Group Databasebeta

C4⋊#14555485 #22577222

order8768
automorphism?
homologyAbelianization (H1) = C2×C16 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productC4⋊#14555485

Splittings

SylowC137 ⋊ C4⋊C16

Subgroups

subgroupG/H
center, FrattiniC2×C8C2×D137
commutatorC2×C137C2×C16
FittingC4×C8×C137C2
socleC22×C137C2×C8
hypercenterC4×C8D137
hypocenterC137C4⋊C16
LCSG ▷ C2×C137 ▷ C137
UCSC1 ◁ C2×C8 ◁ C4×C8

50 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

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

Conjugacy classes & character table

2216 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD4⋊#14555485, #31778745, #31778747, …
maximal normal subgroup ofD4⋊#14555485, #31778745, #31778747, …
maximal quotient of#31778853, #31778859, #31778867, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(8768, 368);