Finite Group Databasebeta
Cayley diagram

C2×#3183 #60690

order256
nilpotency class3
isoclinismisoclinic class of #3055
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C28

Aliases

direct productC2×#3183

Subgroups

subgroupG/H
center, socleC23C22×D4
commutator, Frattini, cosocleC2×C4C25
prime radicalC2×#469C2
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C22×C42 ◁ G
LECSG ▷ C2×C4 ▷ C2 ▷ C1

1009 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 26
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 5 generators on 26 points:

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

Conjugacy classes & character table

64 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#129914, #196151, #196160, …
maximal normal subgroup of#129914, #196151, #196160, …
maximal quotient ofC2×#20825, C2×#21286, C2×#21287, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 53678);