Finite Group Databasebeta
Cayley diagram

C2×#3521 #62780

order256
nilpotency class2
isoclinismisoclinic class of #3484
automorphism?
homologyAbelianization (H1) = C26 · Schur multiplier (H2) = C213

Aliases

direct productC2×#3521

Subgroups

subgroupG/H
center, socleC23C25
commutator, Frattini, cosocleC22C26
LCSG ▷ C22 ▷ C1
UCSC1 ◁ C23 ◁ G
LECSG ▷ C22 ▷ C1

3657 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 26
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 6 generators on 26 points:

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

Conjugacy classes & character table

88 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#185507, #185593, #188257, …
maximal normal subgroup of#185507, #185593, #188257, …
maximal quotient ofC2×#34195, C2×#34260, C2×#34261, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 55768);