2,2,1,1/2 -- NOT (l too high)
3,2,1,1/2 -- Valid
2,1,-1,1/2 -- Valid
3,3,-2,-1/2 -- NOT (l too high)
1,-1,-1,-1/2 -- NOT (l too low)
4,3,3,-1/2 -- Valid
1,1,0,1/2 -- NOT (l too high)
0,2,1,1/2 -- NOT (no such thing as n = 0, l too high)
2,0,0,-1/2 -- Valid
1,0,0,1/2 -- Valid
3,2,1,0 -- NOT (cannot have ms = 0)
4,3,4,-1/2 -- NOT (ml too high)
