| order | 18688 |
| nilpotency class | 5 |
| automorphism | ? |
| homology | Abelianization (H1) = C42×C73 · Schur multiplier (H2) = C2×C4 |
| direct product | C73×#7503 |
| subgroup | G/H | |
|---|---|---|
| center | C4×C73 | #354 |
| commutator | C42 | C42×C73 |
| Frattini, cosocle | #532 | C22×C73 |
| socle | C2×C73 | #1393 |
| prime radical | #532×C73 | C22 |
| LCS | G ▷ C42 ▷ C2×C4 ▷ C22 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C4×C73 ◁ C2×C4×C73 ◁ C22×C4×C73 ◁ #532×C73 ◁ G | |
270 conjugacy classes of subgroups; only the 66 normal subgroups are shown.
This group has 270 conjugacy classes of subgroups — too many to draw. Only its 66 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| minimal degree | μ(G) = 105 |
| transitive degree | μt(G) = 2336 |
A minimal faithful permutation representation — 2 generators on 105 points:
(1,2,4,9)(3,12,14,29)(5,10,19,27)(6,11,17,28)(7,21,22,31)(8,18,25,20)(13,24,30,26)(15,23,16,32)(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)(2,7)(4,16,17,21)(5,15)(6,13)(8,24)(9,26,28,29)(10,12)(11,23)(14,19,30,18)(20,31)(22,25,32,27)2044 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(18688, 491);