Finite Group Databasebeta

C22⋊Dic317 #19099552

order5072
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productC22⋊Dic317

Splittings

SylowC317 ⋊ C22⋊C4

Subgroups

subgroupG/H
center, FrattiniC22C2×D317
commutatorC2×C317C2×C4
FittingC23×C317C2
socleC22×C317C22
hypercenterC23D317
hypocenterC317C22⋊C4
LCSG ▷ C2×C317 ▷ C317
UCSC1 ◁ C22 ◁ C23

34 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2^4,317|a^2=d,b^a=bc,e^a=e^316

Conjugacy classes & character table

1274 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(5072, 18);