Finite Group Databasebeta

C7×#2255 #11730724

order896
nilpotency class4
isoclinismisoclinic class of #2218
automorphism?
homologyAbelianization (H1) = C23×C7 · Schur multiplier (H2) = C2

Aliases

direct productC7×#2255

Subgroups

subgroupG/H
center, socle, prime radicalC22×C7C2×D8
commutator, Frattini, cosocleC2×C8C23×C7
LCSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C7 ◁ C42×C7 ◁ C4×C7×C8 ◁ G

120 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 31
transitive degreeμt(G) = 896

A minimal faithful permutation representation — 3 generators on 31 points:

(1,2,3,4,5,6,7)(8,9,11,13)(10,14,15,12)(17,21)(18,23)(19,25)(22,27)(24,31)(26,30)(28,29);(8,10,11,15)(9,12,13,14)(17,22)(21,27)(24,28)(29,31);(16,17,23,29,19,24,26,27,20,22,30,31,25,28,18,21)

Conjugacy classes & character table

182 conjugacy classes — view the full character table.

Relationships

Fitting subgroup of#13267797, #13267804, #13267811, …
maximal subgroup ofC7×#12400, C7×#12401, C7×#12402, …
maximal normal subgroup ofC7×#12400, C7×#12401, C7×#12402, …
maximal quotient ofC7×#12908, C7×#13167, C7×#13168, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(896, 5490);