| order | 20224 |
| nilpotency class | 3 |
| automorphism | ? |
| homology | Abelianization (H1) = C25×C79 · Schur multiplier (H2) = C28 |
| direct product | C79×#62160 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C22×C79 | C23×D4 |
| commutator, Frattini, cosocle | C2×C4 | C25×C79 |
| LCS | G ▷ C2×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22×C79 ◁ #529×C79 ◁ G | |
1648 conjugacy classes of subgroups.
| minimal degree | μ(G) = 127 |
| transitive degree | μt(G) = 10112 |
A minimal faithful permutation representation — 5 generators on 127 points:
(1,2,5,8)(3,9,10,6)(4,12,13,7)(11,14,16,15)(17,18)(19,23)(20,31)(21,25)(22,27)(24,33)(26,35)(28,42)(29,37)(30,38)(32,40)(34,41)(36,45)(39,46)(43,47)(44,48)(49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127);(1,3)(2,6)(4,11)(5,10)(7,14)(8,9)(12,15)(13,16)(17,19,22,30)(18,23,27,38)(20,28,34,44)(21,29,35,46)(24,36,40,47)(25,37,26,39)(31,42,41,48)(32,43,33,45);(17,20)(18,24)(19,28)(21,32)(22,34)(23,36)(25,31)(26,41)(27,40)(29,43)(30,44)(33,35)(37,42)(38,47)(39,48)(45,46);(3,10)(6,9)(11,16)(14,15)(17,21,22,35)(18,25,27,26)(19,29,30,46)(20,32,34,33)(23,37,38,39)(24,31,40,41)(28,43,44,45)(36,42,47,48);(1,4,5,13)(2,7,8,12)(3,11,10,16)(6,14,9,15)(19,30)(23,38)(28,44)(29,46)(36,47)(37,39)(42,48)(43,45)3871 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(20224, 55148);