Finite Group Databasebeta
Cayley diagram

C2×#3022 #60386

order256
nilpotency class3
isoclinismisoclinic class of #3019
automorphismAut(G) order 65536
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C210

Aliases

direct productC2×#3022

Subgroups

subgroupG/H
center, socleC22C2×#120
commutator, Frattini, cosocleC2×C4C25
prime radicalC2×#585C2
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22 ◁ C23×C4 ◁ G
LECSG ▷ C2×C4 ▷ C2 ▷ C1

2371 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);(3,4,9,14)(5,15,18,27)(6,11,20,26)(7,13,8,12)(10,21,24,17)(16,30,33,29)(19,28,22,25)(23,31,34,32);(3,5)(4,10)(6,16)(7,17)(8,21)(9,18)(11,23)(12,15)(13,27)(14,24)(19,31)(20,33)(22,32)(25,29)(26,34)(28,30);(3,6)(4,11)(5,16)(7,19)(8,22)(9,20)(10,23)(12,25)(13,28)(14,26)(15,29)(17,31)(18,33)(21,32)(24,34)(27,30);(3,7,9,8)(4,12,14,13)(5,17,18,21)(6,19,20,22)(10,15,24,27)(11,25,26,28)(16,31,33,32)(23,29,34,30)

Conjugacy classes & character table

58 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#147756, #147760, #147769, …
maximal normal subgroup of#147756, #147760, #147769, …
maximal quotient ofC2×#18136, C2×#18140, C2×#18146, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 53374);