Finite Group Databasebeta

D17⋊#1355 #17959814

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

Aliases

unambiguous semidirect productD17⋊#1355

Splittings

SylowC17 ⋊ C2×#1355

Subgroups

subgroupG/H
centerC2D17⋊#329
commutatorC42×C17C22×C4
FrattiniC42C22×#595
FittingC17×#490C4
socleC2×C17C2×#329
prime radical#127×D17C4
cosocle#10587474C23
hypercenter#490#595
hypocenterC17C2×#1355
LCSG ▷ C42×C17 ▷ C2×C4×C17 ▷ C2×C17 ▷ C17
UCSC1 ◁ C2 ◁ C2×C4 ◁ #97 ◁ #490

366 conjugacy classes of subgroups; only the 68 normal subgroups are shown.

normal subgroups only

This group has 366 conjugacy classes of subgroups — too many to draw. Only its 68 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=g,e^2=f,f^2=h,b^a=bd,d^a=df,g^a=gh,i^a=i^13,d^b=dg,e^b=efgh,f^b=fh,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, 1095058);