Finite Group Databasebeta

C7×#2520 #11741829

order896
nilpotency class2
isoclinismisoclinic class of #2403
automorphism?
homologyAbelianization (H1) = C24×C7 · Schur multiplier (H2) = C23

Aliases

direct productC7×#2520

Subgroups

subgroupG/H
center, socle, prime radicalC23×C7C24
commutator, Frattini, cosocleC23C24×C7
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C23×C7 ◁ G

388 conjugacy classes of subgroups.

Full subgroup data →

Presentation

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

A minimal faithful permutation representation — 4 generators on 31 points:

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

Conjugacy classes & character table

266 conjugacy classes — view the full character table.

Relationships

Fitting subgroup ofD7×#2520, #13523070, #13523636, …
maximal subgroup ofC2×C7×#2520, C7×#34772, C7×#34808, …
maximal normal subgroup ofC2×C7×#2520, C7×#34772, C7×#34808, …
maximal quotient ofC7×#13889, C7×#13929, C7×#14009, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(896, 16595);