a(n) = 4*(n^1 + 1!)*(n^2 + 2!)*(n^3 + 3!)*(n^4 + 4!)*(n^5 + 5!)/5!.
A131527
a(n) = 4*(n^1 + 1!)*(n^2 + 2!)*(n^3 + 3!)*(n^4 + 4!)*(n^5 + 5!)/5!.
Terms
- a(0) =1152a(1) =4235a(2) =51072a(3) =1844766a(4) =67267200a(5) =1489787937a(6) =20516082048a(7) =194830108540
External references
- oeis: A131527