Finite Group Databasebeta

C2×A42×D7 #72244652

order4032
automorphism?
homologyAbelianization (H1) = C22×C32 · Schur multiplier (H2) = C23×C3

Aliases

direct productC2×A42×D7

Splittings

Fitting, socleC25×C7 ⋊ C2×C32
derivedC24×C7 ⋊ C22×C32
HallC25×D7 ⋊ C32
SylowC7 ⋊ C22×A42

Subgroups

subgroupG/H
center, hypercenterC2A42×D7
commutator, cosocle, hypocenterC24×C7C22×C32
FrattiniC1G
Fitting, socleC25×C7C2×C32
LCSG ▷ C24×C7
UCSC1 ◁ C2

1150 conjugacy classes of subgroups; only the 77 normal subgroups are shown.

normal subgroups only

This group has 1150 conjugacy classes of subgroups — too many to draw. Only its 77 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degreeμ(G) = 17
transitive degreeμt(G) = 126

A minimal faithful permutation representation — 2 generators on 17 points:

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

Conjugacy classes & character table

160 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×A42×AGL(1,𝔽7), C2×D7×A4⋊S4
maximal normal subgroup ofC2×A42×AGL(1,𝔽7), C2×D7×A4⋊S4

GAP

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

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