Finite Group Databasebeta

C22×D4×#95 #72289350

order1024
nilpotency class2
automorphism?
homologyAbelianization (H1) = C24×C42 · Schur multiplier (H2) = C217

Aliases

direct productC22×D4×#95

Subgroups

subgroupG/H
center, socleC26C24
commutatorC22C24×C42
Frattini, cosocleC24C26
prime radicalC25×D4C22
LCSG ▷ C22 ▷ C1
UCSC1 ◁ C26 ◁ G
LECSG ▷ C24 ▷ C1

144349 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 20
transitive degreeμt(G) = 512

A minimal faithful permutation representation — 6 generators on 20 points:

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

Conjugacy classes & character table

400 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC22×D4×#392, C23×D4×#95, C2×D4×#1438, …
maximal normal subgroup ofC22×D4×#392, C23×D4×#95, C2×D4×#1438, …
maximal quotient ofC23×D4×#95, C2×#95×#120, C22×#153827, …

GAP

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

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