Finite Group DatabasebetaFinite Group Databasebeta| order | 18688 |
| nilpotency class | 3 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C42×C73 · Schur multiplier (H2) = C24 |
| direct product | C73×#7927 |
| subgroup | G/H | |
|---|---|---|
| center | C2×C4×C73 | C2×C22⋊C4 |
| commutator | C23 | C2×C42×C73 |
| Frattini, cosocle | C23×C4 | C23×C73 |
| socle | C22×C73 | C2×#95 |
| prime radical | C25×C73 | C2×C4 |
| LCS | G ▷ C23 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C4×C73 ◁ C24×C4×C73 ◁ G | |
954 conjugacy classes of subgroups.
| minimal degree | μ(G) = 97 |
| transitive degree | μt(G) = 2336 |
A minimal faithful permutation representation — 3 generators on 97 points:
(1,2)(3,7,8,5)(4,6)(9,10,12,17,14,16,13,18)(11,15,19,23,21,22,20,24)(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);(1,3)(2,5)(4,8)(6,7)(9,11,13,20,14,21,12,19)(10,15,18,24,16,22,17,23);(10,16)(15,22)(17,18)(23,24)4672 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(18688, 915);