Finite Group Databasebeta

C17⋊((C19⋊C3)⋊D19) #49145646

order36822
automorphism?
homologyAbelianization (H1) = C2×C3 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect productC17⋊((C19⋊C3)⋊D19)
unambiguous semidirect product(C19⋊C3)⋊D323

Splittings

Fitting, socle, derived, HallC17×C192 ⋊ C2×C3
HallC17×C19×C19⋊C3 ⋊ C2
HallC17⋊(C19⋊D19) ⋊ C3
HallC19×C19⋊C3 ⋊ D17
SylowC192 ⋊ C3×D17
SylowC17 ⋊ (C19⋊C3)⋊D19

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC17×C192C2×C3
LCSG ▷ C17×C192
UCSC1

56 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 55
transitive degreeμt(G) = 969

A minimal faithful permutation representation — 2 generators on 55 points:

(2,3)(4,5)(6,7)(8,9)(10,11)(12,13)(14,15)(16,17)(19,23,24,20,21,25)(22,31,28,26,27,33)(29,34,36,35,32,30)(38,39)(40,41)(42,43)(44,45)(46,47)(48,49)(50,51)(52,53)(54,55);(1,2,4,6,8,10,12,14,16,17,15,13,11,9,7,5,3)(18,19,22,28,34,31,35,21,25,30,36,24,23,29,27,32,33,26,20)(37,38,40,42,44,46,48,50,52,54,55,53,51,49,47,45,43,41,39)

Polycyclic presentation:

2,3,17,19^2|c^a=c^16,d^a=d^18,e^a=e^18,d^b=d^7

Conjugacy classes & character table

1458 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(36822, 25);