Triangle read by rows, T(n,k) = n^k - 2^(k/2)*KummerU(-k/2,1/2,n^2/2) for 0<=k<=n.

Terms

a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =1a(6) =0a(7) =0a(8) =1a(9) =9a(10) =0a(11) =0a(12) =1a(13) =12a(14) =93a(15) =0a(16) =0a(17) =1a(18) =15a(19) =147a(20) =1175a(21) =0a(22) =0a(23) =1a(24) =18a(25) =213a(26) =2070a(27) =17835a(28) =0a(29) =0