Finite Group Databasebeta
Cayley diagram

C2×C22⋊D17 #63258

order272
isoclinismisoclinic class of Dic34
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C23

Aliases

direct productC2×C22⋊D17
unambiguous semidirect productC23⋊D17

Splittings

FittingC23×C17 ⋊ C2
SylowC17 ⋊ C2×D4

Subgroups

subgroupG/H
centerC22C2×D17
commutator, cosocleC2×C17C23
FrattiniC2C22×D17
FittingC23×C17C2
socleC22×C17C22
hypercenterC23D17
hypocenterC17C2×D4
LCSG ▷ C2×C17 ▷ C17
UCSC1 ◁ C22 ◁ C23

54 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 23
transitive degreeμt(G) = 136

A minimal faithful permutation representation — 3 generators on 23 points:

(4,6)(7,8,10,12,14,16,18,20,22,23,21,19,17,15,13,11,9);(3,4)(5,6)(8,9)(10,11)(12,13)(14,15)(16,17)(18,19)(20,21)(22,23);(1,2)

Conjugacy classes & character table

74 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#10587477, #10587551, #10587553, …
maximal normal subgroup of#10587477, #10587551, #10587553, …
maximal quotient ofC2×#63225, #10587610, C2×#63227, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(272, 45);