a(n) = Sum_{k = 0..n} (-1)^(n+k)*binomial(n,k)*binomial(n+k,k)*A363983(k).

A363984

a(n) = Sum_{k = 0..n} (-1)^(n+k)*binomial(n,k)*binomial(n+k,k)*A363983(k).

Terms

    a(0) =1a(1) =3a(2) =73a(3) =2163a(4) =75001a(5) =2835003a(6) =113329945a(7) =4711519347a(8) =201638246905

External references