A(n, k) = [x^k] (1 - 4*x)^(-n/2)*x/(1 - x), square array read by ascending antidiagonals with n >= 0 and k >= 0.
A323222
A(n, k) = [x^k] (1 - 4*x)^(-n/2)*x/(1 - x), square array read by ascending antidiagonals with n >= 0 and k >= 0.
Terms
- a(0) =0a(1) =0a(2) =1a(3) =0a(4) =1a(5) =1a(6) =0a(7) =1a(8) =3a(9) =1a(10) =0a(11) =1a(12) =5a(13) =9a(14) =1a(15) =0a(16) =1a(17) =7a(18) =21a(19) =29a(20) =1a(21) =0a(22) =1a(23) =9a(24) =37a(25) =85a(26) =99a(27) =1a(28) =0a(29) =1
External references
- oeis: A323222