Finite Group Databasebeta
Cayley diagram

C2×#2862 #36632

order256
nilpotency class2
isoclinismisoclinic class of #2846
automorphismAut(G) order 16777216
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C26×C42

Aliases

direct productC2×#2862

Subgroups

subgroupG/H
center, socle, prime radicalC24C24
commutator, Frattini, cosocleC23C25
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C24 ◁ G
LECSG ▷ C23 ▷ C1

1407 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 22
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 5 generators on 22 points:

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

Conjugacy classes & character table

88 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#96930, #111244, #111245, …
maximal normal subgroup of#96930, #111244, #111245, …
maximal quotient ofC2×#14687, C2×#14703, C2×#14707, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 29620);