Generalized Wilson quotients (or Wilson quotients for composite moduli).

Terms

a(0) =2a(1) =1a(2) =1a(3) =1a(4) =5a(5) =1a(6) =103a(7) =13a(8) =249a(9) =19a(10) =329891a(11) =32a(12) =36846277a(13) =1379a(14) =59793a(15) =126689a(17) =4727a(19) =436486a(20) =2252263619a(21) =56815333a(23) =1549256a(25) =23390099351a(27) =51860555558