Finite Group Databasebeta
Cayley diagram

C2×#3566 #62742

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

Aliases

direct productC2×#3566

Subgroups

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

3347 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 34
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 6 generators on 34 points:

(1,2);(4,8)(5,11)(10,15)(12,17)(19,20)(21,24)(22,27)(23,28)(25,29)(26,31)(30,32)(33,34);(4,8)(9,14)(10,15)(16,18)(20,21)(22,29)(26,28)(30,34);(3,4)(5,9)(6,10)(7,8)(11,14)(12,16)(13,15)(17,18)(19,21,24,20)(22,27,29,25)(23,28,31,26)(30,33,34,32);(3,5)(4,9)(6,12)(7,11)(8,14)(10,16)(13,17)(15,18)(19,22)(20,25)(21,27)(23,30)(24,29)(26,32)(28,33)(31,34);(3,6,7,13)(4,10,8,15)(5,12,11,17)(9,16,14,18)(19,23,24,31)(20,26,21,28)(22,30,29,34)(25,32,27,33)

Conjugacy classes & character table

76 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#6342873, #6342884, #6342897, …
maximal normal subgroup of#6342873, #6342884, #6342897, …
maximal quotient ofC2×#34387, C2×#34400, C2×#34395, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 55730);