Finite Group Databasebeta
Cayley diagram

C2×#1416 #13614

order256
nilpotency class5
isoclinismisoclinic class of D32
automorphismAut(G) order 16384
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

direct productC2×#1416

Subgroups

subgroupG/H
center, socle, prime radicalC23D16
commutatorC16C22×C4
Frattini, cosocleC2×C16C23
LCSG ▷ C16 ▷ C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C22×C4 ◁ C22×C8 ◁ C22×C16 ◁ G
LECSG ▷ C2×C16 ▷ C8 ▷ C4 ▷ C2 ▷ C1

151 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 38
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 3 generators on 38 points:

(1,2);(3,4,5,6)(8,13)(9,17)(10,19)(11,23)(14,29)(15,32)(16,28)(18,22)(20,36)(21,26)(24,30)(25,27)(31,37)(33,34)(35,38);(7,8,12,16)(9,18,21,35)(10,22,24,38)(11,25,23,15)(13,26,28,17)(14,30,31,19)(20,37,33,29)(27,34,32,36)

Conjugacy classes & character table

76 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC4×#1416, #151960, #152158, …
maximal normal subgroup ofC4×#1416, #151960, #152158, …
maximal quotient ofC2×#7384, #150118, #150133, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 6602);