Square array T(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where T(n,k) = Sum_{j=0..n} k^j * j^k.
A368486
Square array T(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where T(n,k) = Sum_{j=0..n} k^j * j^k.
Terms
- a(0) =1a(1) =0a(2) =1a(3) =0a(4) =1a(5) =1a(6) =0a(7) =2a(8) =3a(9) =1a(10) =0a(11) =3a(12) =18a(13) =6a(14) =1a(15) =0a(16) =4a(17) =75a(18) =90a(19) =10a(20) =1a(21) =0a(22) =5a(23) =260a(24) =804a(25) =346a(26) =15a(27) =1a(28) =0a(29) =6
External references
- oeis: A368486