Finite Group Databasebeta
Cayley diagram

C2×#3544 #62749

order256
nilpotency class2
isoclinismisoclinic class of #3532
automorphism?
homologyAbelianization (H1) = C26 · Schur multiplier (H2) = C213

Aliases

direct productC2×#3544

Subgroups

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

3543 conjugacy classes of subgroups.

Full subgroup data →

Presentation

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

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

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

Conjugacy classes & character table

76 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#185699, #185838, #186759, …
maximal normal subgroup of#185699, #185838, #186759, …
maximal quotient ofC2×#34365, C2×#34384, C2×#34409, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 55737);