Finite Group Databasebeta
Cayley diagram

C2×#2827 #36654

order256
nilpotency class2
isoclinismisoclinic class of #2812
automorphismAut(G) order 524288
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C27

Aliases

direct productC2×#2827

Subgroups

subgroupG/H
center, socleC24C24
commutator, Frattini, cosocleC23C25
prime radicalC23×D4C22
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C24 ◁ G
LECSG ▷ C23 ▷ C1

1109 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);(4,7)(8,10)(11,12,15,16)(13,17,18,14)(20,23)(24,25);(5,9)(8,10)(13,18)(14,17)(19,20,22,23)(21,24,26,25);(3,4)(5,8)(6,7)(9,10)(11,13)(12,14)(15,18)(16,17)(19,20)(21,25)(22,23)(24,26);(3,5)(4,8)(6,9)(7,10)(11,14)(12,13)(15,17)(16,18)(19,21)(20,24)(22,26)(23,25)

Conjugacy classes & character table

52 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC4×#2827, #549631, #549634, …
maximal normal subgroup ofC4×#2827, #549631, #549634, …
maximal quotient ofC2×#14622, C2×#14627, C2×#14637, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 29642);