| order | 18688 |
| nilpotency class | 4 |
| automorphism | ? |
| homology | Abelianization (H1) = C23×C73 · Schur multiplier (H2) = C2×C4 |
| direct product | C73×#12224 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C22×C73 | B(4,𝔽2) |
| commutator, Frattini, cosocle | C2×C4⋊C4 | C23×C73 |
| prime radical | C23×C73 | #120 |
| LCS | G ▷ C2×C4⋊C4 ▷ C23 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22×C73 ◁ C23×C73 ◁ C2×C4⋊C4×C73 ◁ G | |
380 conjugacy classes of subgroups; only the 74 normal subgroups are shown.
This group has 380 conjugacy classes of subgroups — too many to draw. Only its 74 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 — 3 generators on 105 points:
(1,2,6,12)(3,15,18,28)(4,20,22,31)(5,24,16,10)(7,14,27,13)(8,23,30,17)(9,26,29,21)(11,25,32,19)(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);(1,3,6,18)(2,8,12,30)(4,21,22,26)(5,23,16,17)(7,19,27,25)(9,32,29,11)(10,28,24,15)(13,20,14,31);(1,4,7,23)(2,9,14,10)(3,16,19,21)(5,25,26,18)(6,22,27,17)(8,28,31,32)(11,30,15,20)(12,29,13,24)2044 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(18688, 5212);