Finite Group Databasebeta
Cayley diagram

C2×#3067 #60466

order256
nilpotency class3
isoclinismisoclinic class of #471
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C29

Aliases

direct productC2×#3067

Subgroups

subgroupG/H
centerC2×C4#121
commutator, Frattini, cosocleC2×C4C25
socleC22C2×#121
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4 ◁ C23×C4 ◁ G
LECSG ▷ C2×C4 ▷ C2 ▷ C1

1325 conjugacy classes of subgroups.

Full subgroup data →

Presentation

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

A minimal faithful permutation representation — 5 generators on 34 points:

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

Conjugacy classes & character table

64 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#147672, #147673, #147678, …
maximal normal subgroup of#147672, #147673, #147678, …
maximal quotient ofC2×#19101, C2×#19105, C2×#19110, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 53454);