Finite Group Databasebeta

D17⋊#1420 #17962808

order4352
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

unambiguous semidirect productD17⋊#1420

Splittings

SylowC17 ⋊ C2×#1420

Subgroups

subgroupG/H
centerC2C2×#11763721
commutatorC16×C17C22×C4
FrattiniC16C22×#595
FittingC2×C17×Q32C4
socleC2×C17C2×#357
prime radicalC22×D17SD32
cosocleC16×D17C23
hypercenterC2×Q32#595
hypocenterC17C2×#1420
LCSG ▷ C16×C17 ▷ C8×C17 ▷ C4×C17 ▷ C2×C17 ▷ C17
UCSC1 ◁ C2 ◁ C2×C4 ◁ C2×C8 ◁ C2×C16 ◁ C2×Q32

286 conjugacy classes of subgroups; only the 78 normal subgroups are shown.

normal subgroups only

This group has 286 conjugacy classes of subgroups — too many to draw. Only its 78 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) = 1088

Polycyclic presentation:

2^8,17|a^2=e,b^2=h,d^2=fgh,e^2=h,f^2=gh,g^2=h,b^a=bd,d^a=df,f^a=fg,g^a=gh,i^a=i^13,d^b=dfh,e^b=eh,f^b=fg,g^b=gh,i^c=i^16,i^e=i^16

Conjugacy classes & character table

140 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4352, 1098052);