Finite Group Databasebeta

C5×#7295 #11930015

order1280
nilpotency class4
isoclinismisoclinic class of #7262
automorphism?
homologyAbelianization (H1) = C42×C5 · Schur multiplier (H2) = C2

Aliases

direct productC5×#7295

Subgroups

subgroupG/H
center, socleC22×C5#340
commutatorC2×C8C42×C5
Frattini, cosocleC2×C4×C8C22×C5
prime radicalC23×C5#107
LCSG ▷ C2×C8 ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C5 ◁ C2×C42×C5 ◁ C2×C4×C5×C8 ◁ G

188 conjugacy classes of subgroups; only the 94 normal subgroups are shown.

normal subgroups only

This group has 188 conjugacy classes of subgroups — too many to draw. Only its 94 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) = 37
transitive degreeμt(G) = 640

A minimal faithful permutation representation — 2 generators on 37 points:

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

Conjugacy classes & character table

230 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 283);