Finite Group Databasebeta
Cayley diagram

C2×#3548 #62756

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

Aliases

direct productC2×#3548

Subgroups

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

3905 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 18
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 6 generators on 18 points:

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

Conjugacy classes & character table

76 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#185840, #185841, #185846, …
maximal normal subgroup of#185840, #185841, #185846, …
maximal quotient ofC2×#34368, C2×#34374, C2×#34414, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 55744);