Finite Group DatabasebetaFinite Group Databasebeta| order | 18688 |
| nilpotency class | 2 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C42×C73 · Schur multiplier (H2) = C23×C4 |
| direct product | C73×#17324 |
| subgroup | G/H | |
|---|---|---|
| center | C42×C73 | C24 |
| commutator | C22 | C22×C42×C73 |
| Frattini, cosocle | C42 | C24×C73 |
| socle | C22×C73 | C22×C42 |
| prime radical | C24×C73 | C42 |
| LCS | G ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C42×C73 ◁ G | |
742 conjugacy classes of subgroups.
| minimal degree | μ(G) = 105 |
| transitive degree | μt(G) = 4672 |
A minimal faithful permutation representation — 4 generators on 105 points:
(1,2,4,8,5,7,11,14)(3,6,10,13,9,12,15,16)(17,18)(19,22)(20,24)(21,23)(25,29)(26,28)(27,30)(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);(1,3)(2,6)(4,10)(5,9)(7,12)(8,13)(11,15)(14,16)(17,19,20,25,21,26,27,31)(18,22,24,29,23,28,30,32);(3,9)(6,12)(10,15)(13,16)(18,23)(22,28)(24,30)(29,32);(2,7)(6,12)(8,14)(13,16)6424 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(18688, 10312);