Finite Group Databasebeta

2−1+4×D19 #11927376

order1216
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C29

Aliases

direct product2−1+4×D19

Splittings

FittingC19×2−1+4 ⋊ C2
SylowC19 ⋊ C2×2−1+4

Subgroups

subgroupG/H
center, FrattiniC2C24×D19
commutator, socle, cosocleC2×C19C25
FittingC19×2−1+4C2
hypercenter2−1+4D19
hypocenterC19C2×2−1+4
LCSG ▷ C2×C19 ▷ C19
UCSC1 ◁ C2 ◁ 2−1+4

794 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 304

Conjugacy classes & character table

187 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD19×#454, D19×#456, #14572996, …
maximal normal subgroup ofD19×#454, D19×#456, #14572996, …
maximal quotient ofD19×#519, D19×#520, #14576844, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1216, 1381);