A binomial recursion: a(n) = p(n) (see comment).

A132436

A binomial recursion: a(n) = p(n) (see comment).

Terms

    a(0) =1a(1) =1a(2) =4a(3) =20a(4) =129a(5) =1020a(6) =9542a(7) =103063a(8) =1262134a(9) =17279744a(10) =261531315a(11) =4335950346a(12) =78146040374

External references