Finite Group Databasebeta

Dic71⋊C4 #11765844

order1136
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productDic71⋊C4

Splittings

SylowC71 ⋊ C4⋊C4

Subgroups

subgroupG/H
center, FrattiniC22C2×D71
commutatorC2×C71C2×C4
FittingC2×C4×C71C2
socle, prime radical, cosocleC22×C71C22
hypercenterC2×C4D71
hypocenterC71C4⋊C4
LCSG ▷ C2×C71 ▷ C71
UCSC1 ◁ C22 ◁ C2×C4

26 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1136

Polycyclic presentation:

2^4,71|a^2=d,b^2=c,b^a=bc,e^b=e^70

Conjugacy classes & character table

290 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC4⋊C4×D71, C2×Dic71⋊C4, #14556084, …
maximal normal subgroup ofC4⋊C4×D71, C2×Dic71⋊C4, #14556084, …
maximal quotient ofC71⋊#95, Dic71⋊C8, #14556059, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1136, 19);