Finite Group Databasebeta
Cayley diagram

C4×#1355 #128885

order512
nilpotency class4
isoclinismisoclinic class of #1355
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C2×C4

Aliases

direct productC4×#1355

Subgroups

subgroupG/H
centerC2×C4#329
commutatorC42C2×C42
Frattini, cosocleC2×#97C23
socleC22C2×#329
prime radicalC2×#127C2×C4
LCSG ▷ C42 ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4 ◁ C2×C42 ◁ C4×#97 ◁ G
LECSG ▷ C2×#97 ▷ C2×C4 ▷ C2 ▷ C1

391 conjugacy classes of subgroups; only the 106 normal subgroups are shown.

normal subgroups only

This group has 391 conjugacy classes of subgroups — too many to draw. Only its 106 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) = 20
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 3 generators on 20 points:

(1,2,3,4);(5,6,7,12,8,10,16,18,9,13,15,20,17,11,14,19);(6,10)(7,14)(8,17)(11,13)(12,20)(15,16)

Conjugacy classes & character table

80 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 36081);