Square array read by upwards antidiagonals: T(n,k) = n^k for n >= 0, k >= 0.

Terms

a(0) =1a(1) =1a(2) =0a(3) =1a(4) =1a(5) =0a(6) =1a(7) =2a(8) =1a(9) =0a(10) =1a(11) =3a(12) =4a(13) =1a(14) =0a(15) =1a(16) =4a(17) =9a(18) =8a(19) =1a(20) =0a(21) =1a(22) =5a(23) =16a(24) =27a(25) =16a(26) =1a(27) =0a(28) =1a(29) =6