Finite Group Databasebeta

D61⋊#361 #21462143

order7808
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

unambiguous semidirect productD61⋊#361

Splittings

SylowC61 ⋊ C2×#361

Subgroups

subgroupG/H
centerC2C2×#14519839
commutatorC8×C61C22×C4
FrattiniC8C22×#6923
FittingC2×D8×C61C4
socleC2×C61C2×#102
hypercenterC2×D8#6923
hypocenterC61C2×#361
LCSG ▷ C8×C61 ▷ C4×C61 ▷ C2×C61 ▷ C61
UCSC1 ◁ C2 ◁ C2×C4 ◁ C2×C8 ◁ C2×D8

256 conjugacy classes of subgroups; only the 64 normal subgroups are shown.

normal subgroups only

This group has 256 conjugacy classes of subgroups — too many to draw. Only its 64 normal subgroups are shown.

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

Full subgroup data →

Presentation

Polycyclic presentation:

2^7,61|a^2=e,d^2=f,e^2=g,f^2=g,b^a=bd,d^a=df,f^a=fg,h^a=h^11,d^b=dfg,e^b=eg,f^b=fg,h^c=h^60,h^e=h^60

Conjugacy classes & character table

242 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#361×#6923, #30606623, #30606969, …
maximal normal subgroup of#361×#6923, #30606623, #30606969, …
maximal quotient ofD61⋊#1333, #30604426, #30604428, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(7808, 20834);