Finite Group Databasebeta
Cayley diagram

C7×Dic17 #90910

order476
isoclinismisoclinic class of D17
automorphism?
homologyAbelianization (H1) = C4×C7 · Schur multiplier (H2) = C1

Aliases

direct productC7×Dic17

Splittings

derived, SylowC17 ⋊ C4×C7
HallC7×C17 ⋊ C4

Subgroups

subgroupG/H
center, hypercenterC2×C7D17
commutator, hypocenterC17C4×C7
FrattiniC2C7×D17
Fitting, socle, prime radicalC2×C7×C17C2
cosocleC2×C17C2×C7
LCSG ▷ C17
UCSC1 ◁ C2×C7

12 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 28
transitive degreeμt(G) = 476

A minimal faithful permutation representation — 2 generators on 28 points:

(1,4,3,2)(5,6,7,8,9,10,11)(13,14)(15,16)(17,18)(19,20)(21,22)(23,24)(25,26)(27,28);(12,13,15,17,19,21,23,25,27,28,26,24,22,20,18,16,14)

Conjugacy classes & character table

140 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC7×#3624, C7⋊#3624, D7×Dic17, …
maximal normal subgroup ofC7×#3624, C7⋊#3624, D7×Dic17, …
maximal quotient ofC7×#3622, C2×C7×Dic17, C3×C7×Dic17, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(476, 2);