Finite Group Databasebeta

C2×#154446 #72334588

order1024
nilpotency class2
automorphism?
homologyAbelianization (H1) = C24×C4 · Schur multiplier (H2) = C214

Aliases

direct productC2×#154446

Subgroups

subgroupG/H
center, socleC26C24
commutatorC24C24×C4
Frattini, cosocleC25C25
prime radicalC25×D4C22
LCSG ▷ C24 ▷ C1
UCSC1 ◁ C26 ◁ G
LECSG ▷ C25 ▷ C1

73657 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 22
transitive degreeμt(G) = 512

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

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

Conjugacy classes & character table

256 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#72251013, C2×#72250298, C2×C4×#14715, …
maximal normal subgroup ofC2×#72251013, C2×#72250298, C2×C4×#14715, …

GAP

Past the SmallGroups library coverage — no SmallGroups id. Construct it from a minimal faithful permutation representation:

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