Number of maximal classes determined by permutations.

Terms

a(0) =0a(1) =1a(2) =1a(3) =3a(4) =6a(5) =35a(6) =120a(7) =105a(8) =1120a(9) =19089a(10) =362880a(11) =133595a(12) =39916800a(13) =148397535a(14) =458313856a(15) =2027025a(17) =6133352225