Finite Group Databasebeta
Cayley diagram

C17×3−1+2 #90741

order459
nilpotency class2
isoclinismisoclinic class of H(3,𝔽3)
automorphismAut(G) = C16×#272 (order 864) · Inn(G) = C32 · Out(G) = D3×C16
homologyAbelianization (H1) = C32×C17 · Schur multiplier (H2) = C1

Aliases

direct productC17×3−1+2
unambiguous semidirect productC9⋊(C3×C17)
unambiguous semidirect product(C9×C17)⋊C3

Subgroups

subgroupG/H
center, socleC3×C17C32
commutator, Frattini, cosocleC3C32×C17
prime radicalC32×C17C3
LCSG ▷ C3 ▷ C1
UCSC1 ◁ C3×C17 ◁ G

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 26
transitive degreeμt(G) = 153

A minimal faithful permutation representation — 2 generators on 26 points:

(1,2,4,3,6,8,7,5,9)(10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26);(2,5,6)(4,8,9)

Conjugacy classes & character table

187 conjugacy classes — view the full character table.

Relationships

Fitting subgroup of3−1+2×D17, C17×AGL(1,ℤ/9), C17⋊AGL(1,ℤ/9), …
maximal subgroup of3−1+2×D17, C17×AGL(1,ℤ/9), C17⋊AGL(1,ℤ/9), …
maximal normal subgroup of3−1+2×D17, C17×AGL(1,ℤ/9), C17⋊AGL(1,ℤ/9), …
maximal quotient ofC2×C17×3−1+2, C17×C32⋊C9, C17×C9⋊C9, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(459, 4);