Finite Group Databasebeta

D15759 #44538543

order31518
automorphism?
homologyAbelianization (H1) = C2 · Schur multiplier (H2) = C1

Aliases

dihedralD15759
unambiguous semidirect productC9⋊D1751
unambiguous semidirect productC17⋊D927
unambiguous semidirect productC103⋊D153

Splittings

Fitting, derived, HallC9×C17×C103 ⋊ C2
HallC17×C103 ⋊ D9
HallC9×C103 ⋊ D17
HallC9×C17 ⋊ D103
SylowC103 ⋊ D153
SylowC17 ⋊ D927
SylowC9 ⋊ D1751

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, Fitting, cosocle, hypocenterC9×C17×C103C2
FrattiniC3D5253
socleC3×C17×C103D3
LCSG ▷ C9×C17×C103
UCSC1

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 129
transitive degreeμt(G) = 15759

A minimal faithful permutation representation — 2 generators on 129 points:

(1,2,3,4,5,6,7,8,9)(10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26)(27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129);(2,9)(3,8)(4,7)(5,6)(11,26)(12,25)(13,24)(14,23)(15,22)(16,21)(17,20)(18,19)(28,129)(29,128)(30,127)(31,126)(32,125)(33,124)(34,123)(35,122)(36,121)(37,120)(38,119)(39,118)(40,117)(41,116)(42,115)(43,114)(44,113)(45,112)(46,111)(47,110)(48,109)(49,108)(50,107)(51,106)(52,105)(53,104)(54,103)(55,102)(56,101)(57,100)(58,99)(59,98)(60,97)(61,96)(62,95)(63,94)(64,93)(65,92)(66,91)(67,90)(68,89)(69,88)(70,87)(71,86)(72,85)(73,84)(74,83)(75,82)(76,81)(77,80)(78,79)

Polycyclic presentation:

2,3,17,103,3|b^3=e^2,b^a=b^2e,c^a=c^16,d^a=d^102,e^a=e^2

Conjugacy classes & character table

7881 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC2×D15759
maximal normal subgroup ofC2×D15759
maximal quotient ofDic15759, C2×D15759

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(31518, 11);