Finite Group DatabasebetaFinite Group Databasebeta| order | 18688 |
| nilpotency class | 3 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C42×C73 · Schur multiplier (H2) = C24 |
| direct product | C2×C73×#1288 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C23×C73 | #95 |
| commutator | C2×C4 | C2×C42×C73 |
| Frattini, cosocle | C2×C42 | C23×C73 |
| prime radical | C24×C73 | C22⋊C4 |
| LCS | G ▷ C2×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C23×C73 ◁ C22×C42×C73 ◁ G | |
678 conjugacy classes of subgroups.
| minimal degree | μ(G) = 99 |
| transitive degree | μt(G) = 4672 |
A minimal faithful permutation representation — 3 generators on 99 points:
(1,2)(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);(3,4)(5,7)(6,9)(8,10)(11,12)(13,19,20,16)(14,18)(15,17)(21,25,26,23)(22,24);(4,7,9,8)(11,13,14,21,15,20,22,26)(12,16,18,23,17,19,24,25)4672 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(18688, 959);