Finite Group Databasebeta

C7×#1379 #11725745

order896
nilpotency class3
isoclinismisoclinic class of D8
automorphism?
homologyAbelianization (H1) = C4×C7×C8 · Schur multiplier (H2) = C22

Aliases

direct productC7×#1379

Subgroups

subgroupG/H
centerC2×C7×C8D4
commutatorC4C4×C7×C8
Frattini, cosocleC22×C8C22×C7
socleC22×C7C22⋊C8
prime radicalC23×C7M16
LCSG ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C7×C8 ◁ C22×C7×C8 ◁ G

136 conjugacy classes of subgroups; only the 88 normal subgroups are shown.

normal subgroups only

This group has 136 conjugacy classes of subgroups — too many to draw. Only its 88 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degreeμ(G) = 43
transitive degreeμt(G) = 448

A minimal faithful permutation representation — 2 generators on 43 points:

(1,2,3,4,5,6,7)(12,13,16,21,17,22,31,39,18,23,32,40,15,20,29,37)(14,24,26,41,25,35,42,38,27,36,30,43,28,19,33,34);(8,9,10,11)(12,14)(13,19)(15,28)(16,30)(17,25)(18,27)(20,36)(21,38)(22,24)(23,35)(26,32)(29,42)(31,33)(34,40)(37,41)(39,43)

Conjugacy classes & character table

392 conjugacy classes — view the full character table.

Relationships

Fitting subgroup ofD7×#1379, #13268667, #13268820, …
maximal subgroup ofC2×C7×#1379, C7×#12554, C7×#12597, …
maximal normal subgroup ofC2×C7×#1379, C7×#12554, C7×#12597, …
maximal quotient ofC7×#7141, C7×#7144, C7×#7147, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(896, 511);