Finite Group Databasebeta
Cayley diagram

C2×#2966 #60198

order256
nilpotency class2
isoclinismisoclinic class of #120
automorphismAut(G) order 65536
homologyAbelianization (H1) = C24×C4 · Schur multiplier (H2) = C28

Aliases

direct productC2×#2966

Subgroups

subgroupG/H
centerC22×C8C23
commutatorC22C24×C4
Frattini, cosocleC2×C4C25
socleC23C23×C4
prime radicalC2×#121C4
LCSG ▷ C22 ▷ C1
UCSC1 ◁ C22×C8 ◁ G
LECSG ▷ C2×C4 ▷ C2 ▷ C1

1035 conjugacy classes of subgroups.

Full subgroup data →

Presentation

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

A minimal faithful permutation representation — 5 generators on 26 points:

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

Conjugacy classes & character table

112 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#106031, #106215, #106217, …
maximal normal subgroup of#106031, #106215, #106217, …
maximal quotient ofC2×#20474, C2×#20476, C2×#20484, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 53186);