Finite Group Databasebeta
Cayley diagram

C2×#1415 #13613

order256
nilpotency class5
isoclinismisoclinic class of D32
automorphismAut(G) order 16384
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C24

Aliases

direct productC2×#1415

Subgroups

subgroupG/H
center, socleC23D16
commutatorC16C22×C4
Frattini, cosocleC2×C16C23
prime radicalC22×D16C2
LCSG ▷ C16 ▷ C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C22×C4 ◁ C22×C8 ◁ C22×C16 ◁ G
LECSG ▷ C2×C16 ▷ C8 ▷ C4 ▷ C2 ▷ C1

171 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 38
transitive degreeμt(G) = 128

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

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

Conjugacy classes & character table

76 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC4×#1415, #151959, #152157, …
maximal normal subgroup ofC4×#1415, #151959, #152157, …
maximal quotient ofC2×#7383, #150117, #150132, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 6601);