Finite Group Databasebeta

#11927340

order1216
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

FittingC19×AGL(1,ℤ/8) ⋊ C2
SylowC19 ⋊ #575

Subgroups

subgroupG/H
centerC2C2×D4×D19
commutator, cosocleC4×C19C24
FrattiniC4C23×D19
FittingC19×AGL(1,ℤ/8)C2
socleC2×C19C22×D4
hypercenterAGL(1,ℤ/8)D19
hypocenterC19#575
LCSG ▷ C4×C19 ▷ C2×C19 ▷ C19
UCSC1 ◁ C2 ◁ C2×C4 ◁ AGL(1,ℤ/8)

262 conjugacy classes of subgroups; only the 99 normal subgroups are shown.

normal subgroups only

This group has 262 conjugacy classes of subgroups — too many to draw. Only its 99 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) = 304

Polycyclic presentation:

2^6,19|d^2=f,e^2=f,b^a=be,c^a=cf,e^a=ef,e^b=ef,g^d=g^18

Conjugacy classes & character table

121 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#14572980, #14572982, #14572989, …
maximal normal subgroup of#14572980, #14572982, #14572989, …
maximal quotient of#14572149, #14572151, #14572222, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1216, 1345);