Finite Group Databasebeta
Cayley diagram

C2×#1898 #20981

order256
nilpotency class3
isoclinismisoclinic class of #1468
automorphismAut(G) order 65536
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C28

Aliases

direct productC2×#1898

Subgroups

subgroupG/H
center, socleC23C2×C22⋊C4
commutatorC23C23×C4
Frattini, cosocleC24C24
prime radicalC22×#120C2
LCSG ▷ C23 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C26 ◁ G
LECSG ▷ C24 ▷ C2 ▷ C1

1873 conjugacy classes of subgroups; only the 263 normal subgroups are shown.

normal subgroups only

This group has 1873 conjugacy classes of subgroups — too many to draw. Only its 263 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) = 14
transitive degreeμt(G) = 32

A minimal faithful permutation representation — 4 generators on 14 points:

(1,2);(3,4)(5,6)(7,8)(9,11,13,14)(10,12);(7,9)(8,11,12,14)(10,13);(4,6)

Conjugacy classes & character table

64 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#106076, #107194, #110086, …
maximal normal subgroup of#106076, #107194, #110086, …
maximal quotient ofC2×#9079, C2×#9081, #195923, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 13969);