Finite Group DatabasebetaFinite Group Databasebeta| order | 18688 |
| nilpotency class | 3 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C42×C73 · Schur multiplier (H2) = C22 |
| direct product | C73×#12660 |
| subgroup | G/H | |
|---|---|---|
| center | C2×C4×C73 | #117 |
| commutator | C2×C4 | C2×C42×C73 |
| Frattini, cosocle | C22×C8 | C23×C73 |
| socle | C22×C73 | #432 |
| prime radical | C23×C73 | C2×M16 |
| LCS | G ▷ C2×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C4×C73 ◁ C2×#97×C73 ◁ G | |
330 conjugacy classes of subgroups.
| minimal degree | μ(G) = 109 |
| transitive degree | μt(G) = 4672 |
A minimal faithful permutation representation — 3 generators on 109 points:
(1,2,3,4)(5,6)(7,15)(8,20)(9,14)(10,12)(11,17)(13,21)(16,24)(18,25)(19,28)(22,34)(23,26)(27,30)(29,32)(31,36)(33,35)(37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109);(2,4)(5,7,8,18,9,19,22,33,10,17,21,32,23,16,30,31)(6,11,13,25,14,24,27,35,12,15,20,29,26,28,34,36);(6,12)(7,16,17,19)(8,21)(11,24,15,28)(14,26)(18,33,32,31)(22,30)(25,36,29,35)4672 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(18688, 5648);