a(0) = 0, a(1) = 1, a(n+1) = (2*n^2 + 2*n + 3)*a(n) - n^4*a(n-1), n >= 1.
A142995
a(0) = 0, a(1) = 1, a(n+1) = (2*n^2 + 2*n + 3)*a(n) - n^4*a(n-1), n >= 1.
Terms
- a(0) =0a(1) =1a(2) =7a(3) =89a(4) =1836a(5) =56164a(6) =2390832a(7) =135213840a(8) =9809203968a(9) =888117094656
External references
- oeis: A142995