Finite Group DatabasebetaFinite Group Databasebeta| order | 1920 |
| nilpotency class | 4 |
| isoclinism | isoclinic class of #3415 |
| automorphism | ? |
| homology | Abelianization (H1) = C24×C3×C5 · Schur multiplier (H2) = C25 |
| direct product | C3×C5×#3417 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C2×C3×C5 | C22×D8 |
| commutator, Frattini, cosocle | C8 | C24×C3×C5 |
| LCS | G ▷ C8 ▷ C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C3×C5 ◁ C3×C5×#41 ◁ C3×C5×#131 ◁ G | |
700 conjugacy classes of subgroups.
| minimal degree | μ(G) = 72 |
| transitive degree | μt(G) = 960 |
A minimal faithful permutation representation — 4 generators on 72 points:
(1,2,3)(4,5,6,7,8)(9,10,15,20)(11,21,25,49)(12,17,26,40)(13,29,33,47)(14,34,31,19)(16,36,39,23)(18,43,45,32)(22,48,50,70)(24,53,35,44)(27,56,54,69)(28,59,55,42)(30,46,61,38)(37,62,63,51)(41,66,65,58)(52,71,60,67)(57,68,72,64);(9,11,15,25)(10,16,20,39)(12,22,26,50)(13,30,33,61)(14,35,31,24)(17,37,40,63)(18,44,45,53)(19,46,34,38)(21,47,49,29)(23,43,36,32)(27,57,54,72)(28,60,55,52)(41,67,65,71)(42,68,59,64)(48,69,70,56)(51,66,62,58);(9,12)(10,17)(11,22)(13,27)(14,28)(15,26)(16,37)(18,41)(19,42)(20,40)(21,48)(23,51)(24,52)(25,50)(29,56)(30,57)(31,55)(32,58)(33,54)(34,59)(35,60)(36,62)(38,64)(39,63)(43,66)(44,67)(45,65)(46,68)(47,69)(49,70)(53,71)(61,72);(12,26)(17,40)(22,50)(27,54)(28,55)(37,63)(41,65)(42,59)(48,70)(51,62)(52,60)(56,69)(57,72)(58,66)(64,68)(67,71)480 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1920, 2149);