Finite Group DatabasebetaFinite Group Databasebeta| order | 1944 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of D4×H(3,𝔽3) |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C32×C9 · Schur multiplier (H2) = C2×C32 |
| direct product | D4×C9×3−1+2 |
| unambiguous semidirect product | C4⋊(C2×C9×3−1+2) |
| subgroup | G/H | |
|---|---|---|
| center | C2×C3×C9 | C22×C32 |
| commutator | C2×C3 | C22×C32×C9 |
| Frattini, socle, cosocle | C2×C32 | C22×C33 |
| prime radical | C33×D4 | C32 |
| LCS | G ▷ C2×C3 ▷ C1 | |
| UCS | C1 ◁ C2×C3×C9 ◁ G | |
592 conjugacy classes of subgroups.
| minimal degree | μ(G) = 22 |
| transitive degree | μt(G) = 324 |
A minimal faithful permutation representation — 3 generators on 22 points:
(1,2,3,4)(5,6,7,8,9,10,11,12,13);(2,4)(14,15,17,16,19,21,20,18,22);(15,18,19)(17,21,22)495 conjugacy classes — view the full character table.
| Fitting subgroup of | D4×#92299 |
| maximal subgroup of | D4×#92299, C2×D4×C9×3−1+2 |
| maximal normal subgroup of | D4×#92299, C2×D4×C9×3−1+2 |
| maximal quotient of | C2×D4×C9×3−1+2 |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1944, 2198);