Finite Group Databasebeta

#13057198

order1344
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

No aliases for this group.

Splittings

SylowC7 ⋊ #5430

Subgroups

subgroupG/H
centerC2#10621506
commutator, cosocleC7×#41⋊C3C22
FrattiniC4C2×C7⋊S4
FittingC7×2−1+4D3
socleC2×C7GL(2,ℤ/4)
prime radicalC7×2−1+4⋊C3C2
hypercenterD4C7⋊S4
hypocenterC7×SL(2,𝔽3)D4
LCSG ▷ C7×#41⋊C3 ▷ C7×SL(2,𝔽3)
UCSC1 ◁ C2 ◁ C4 ◁ D4

138 conjugacy classes of subgroups; only the 23 normal subgroups are shown.

normal subgroups only

This group has 138 conjugacy classes of subgroups — too many to draw. Only its 23 normal subgroups are shown.

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

Full subgroup data →

Presentation

transitive degreeμt(G) = 224

Polycyclic presentation:

2^3,3,7,2^3|a^2=h,c^2=h,f^2=h,g^2=h,b^a=bc,c^a=ch,d^a=d^2,e^a=e^6,f^a=fg,g^a=gh,c^b=ch,f^d=g,g^d=fgh,g^f=gh

Conjugacy classes & character table

74 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 6487);