Finite Group Databasebeta

C7×#1386 #11725752

order896
nilpotency class4
isoclinismisoclinic class of #360
automorphism?
homologyAbelianization (H1) = C42×C7 · Schur multiplier (H2) = C22

Aliases

direct productC7×#1386

Subgroups

subgroupG/H
center, socleC22×C7#102
commutatorC8C42×C7
Frattini, cosocleC22×C8C22×C7
prime radicalC23×C7D8
LCSG ▷ C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C7 ◁ C22×C4×C7 ◁ C22×C7×C8 ◁ G

140 conjugacy classes of subgroups; only the 80 normal subgroups are shown.

normal subgroups only

This group has 140 conjugacy classes of subgroups — too many to draw. Only its 80 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) = 27
transitive degreeμt(G) = 224

A minimal faithful permutation representation — 2 generators on 27 points:

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

Conjugacy classes & character table

224 conjugacy classes — view the full character table.

Relationships

Fitting subgroup ofD7×#1386, #13268713, #13269043, …
maximal subgroup ofC2×C7×#1386, C7×#12567, C4×C7×#360, …
maximal normal subgroup ofC2×C7×#1386, C7×#12567, C4×C7×#360, …
maximal quotient ofC7×#7158, C7×#7175, C7×#7178, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(896, 518);