Finite Group Databasebeta
Cayley diagram

C2×#3080 #60483

order256
nilpotency class3
isoclinismisoclinic class of #3003
automorphismAut(G) order 262144
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C28

Aliases

direct productC2×#3080

Subgroups

subgroupG/H
center, socleC23C22×D4
commutator, Frattini, cosocleC2×C4C25
prime radicalC22×#41C22
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C22×C42 ◁ G
LECSG ▷ C2×C4 ▷ C2 ▷ C1

1071 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);(3,4,6,8)(5,9,10,7)(11,12,15,17)(13,21,23,26)(14,20,16,19)(18,24,25,22);(3,5,6,10)(4,7,8,9)(12,17)(18,25)(19,20)(21,26);(11,13)(12,18)(14,22)(15,23)(16,24)(17,25)(19,21)(20,26);(11,14,15,16)(12,19,17,20)(13,22,23,24)(18,21,25,26)

Conjugacy classes & character table

64 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#114373, #114652, #198201, …
maximal normal subgroup of#114373, #114652, #198201, …
maximal quotient ofC2×#20649, C2×#20875, C2×#21034, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 53471);