Finite Group Databasebeta
Cayley diagram

C16×#41 #33478

order256
nilpotency class2
isoclinismisoclinic class of D4
automorphismAut(G) order 12288
homologyAbelianization (H1) = C23×C16 · Schur multiplier (H2) = C25

Aliases

direct productC16×#41

Subgroups

subgroupG/H
centerC4×C16C22
commutatorC2C23×C16
Frattini, cosocleC2×C8C24
socleC22C23×C8
prime radicalC2×#41C8
LCSG ▷ C2 ▷ C1
UCSC1 ◁ C4×C16 ◁ G
LECSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1

301 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 24
transitive degreeμt(G) = 128

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

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

Conjugacy classes & character table

160 conjugacy classes — view the full character table.

Relationships

Fitting subgroup ofC16×#41⋊C3
maximal subgroup ofC16×#104, #128641, #128646, …
maximal normal subgroup ofC16×#104, #128641, #128646, …
maximal quotient ofC16×#117, C4×D4×C16, C4×Q8×C16, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 26466);