Finite Group Databasebeta

D17⋊#1339 #17959018

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

Aliases

unambiguous semidirect productD17⋊#1339

Splittings

FittingC17×#469 ⋊ C4
SylowC17 ⋊ C2×#1339

Subgroups

subgroupG/H
centerC2D17⋊#327
commutatorC2×C8×C17C22×C4
FrattiniC2×C8C22×#595
FittingC17×#469C4
socleC2×C17C2×#327
prime radicalD17×#469C2
cosocleC2×#63218C23
hypercenter#469#595
hypocenterC17C2×#1339
LCSG ▷ C2×C8×C17 ▷ C2×C4×C17 ▷ C2×C17 ▷ C17
UCSC1 ◁ C2 ◁ C2×C4 ◁ C2×M16 ◁ #469

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

normal subgroups only

This group has 496 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) = 272

Polycyclic presentation:

2^8,17|a^2=e,d^2=gh,f^2=h,g^2=h,b^a=bd,d^a=df,g^a=gh,i^a=i^13,d^b=dg,e^b=efgh,f^b=fh,g^b=gh,i^c=i^16,e^d=eh,i^e=i^16

Conjugacy classes & character table

104 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4352, 1094262);