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

A362862

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

Terms

    a(0) =1a(1) =0a(2) =13a(3) =629a(4) =58993a(5) =8998399a(6) =2035844461a(7) =640881617123

External references