Square array T(n,k), n >= 0, k >= 0, read by antidiagonals, where T(n,k) = Sum_{j=0..n} j^k * (n-j)! * binomial(n,j)^2.
A341200
Square array T(n,k), n >= 0, k >= 0, read by antidiagonals, where T(n,k) = Sum_{j=0..n} j^k * (n-j)! * binomial(n,j)^2.
Terms
- a(0) =1a(1) =0a(2) =2a(3) =0a(4) =1a(5) =7a(6) =0a(7) =1a(8) =6a(9) =34a(10) =0a(11) =1a(12) =8a(13) =39a(14) =209a(15) =0a(16) =1a(17) =12a(18) =63a(19) =292a(20) =1546a(21) =0a(22) =1a(23) =20a(24) =117a(25) =544a(26) =2505a(27) =13327a(28) =0a(29) =1
External references
- oeis: A341200