Finite Group DatabasebetaFinite Group Databasebeta| order | 18688 |
| nilpotency class | 3 |
| automorphism | ? |
| homology | Abelianization (H1) = C23×C8×C73 · Schur multiplier (H2) = C25 |
| direct product | C73×#17858 |
| subgroup | G/H | |
|---|---|---|
| center | C2×C4×C73 | C22×D4 |
| commutator | C4 | C23×C8×C73 |
| Frattini, cosocle | C42 | C24×C73 |
| socle | C22×C73 | C2×C4×D4 |
| prime radical | C2×#135×C73 | C4 |
| LCS | G ▷ C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C4×C73 ◁ #431×C73 ◁ G | |
714 conjugacy classes of subgroups.
| minimal degree | μ(G) = 97 |
| transitive degree | μt(G) = 9344 |
A minimal faithful permutation representation — 4 generators on 97 points:
(1,2,4,7,5,3,6,8)(9,10,15,20)(11,21,12,17)(13,19,14,18)(16,23,24,22)(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);(9,11,15,12)(10,16,20,24)(13,22,14,23)(17,18,21,19);(1,3,4,8,5,2,6,7)(9,12,15,11)(10,17,20,21)(13,22,14,23)(16,18,24,19);(9,13,15,14)(10,18,20,19)(11,22,12,23)(16,21,24,17)6424 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(18688, 10846);