Finite Group Databasebeta
Cayley diagram

C22×C4⋊C16 #33394

order256
nilpotency class2
isoclinismisoclinic class of D4
automorphismAut(G) order 196608
homologyAbelianization (H1) = C23×C16 · Schur multiplier (H2) = C26

Aliases

direct productC22×C4⋊C16

Subgroups

subgroupG/H
centerC23×C8C22
commutatorC2C23×C16
Frattini, cosocleC2×C8C24
socle, prime radicalC24C2×C8
LCSG ▷ C2 ▷ C1
UCSC1 ◁ C23×C8 ◁ G
LECSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1

431 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 24
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 4 generators on 24 points:

(1,2);(3,4);(6,8)(9,10,11,14,12,15,17,20,13,16,18,21,19,22,23,24);(5,6,7,8)

Conjugacy classes & character table

160 conjugacy classes — view the full character table.

Relationships

Fitting subgroup ofA4×C4⋊C16
maximal subgroup ofC2×#7151, #126644, C2×#7153, …
maximal normal subgroup ofC2×#7151, #126644, C2×#7153, …
maximal quotient ofC22×#1367, C22×#1370, C2×#12012, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 26382);