Triangle read by rows: T(n, k) = abs(n^k-k^n), 1<=k<=n.

Terms

a(0) =0a(1) =1a(2) =0a(3) =2a(4) =1a(5) =0a(6) =3a(7) =0a(8) =17a(9) =0a(10) =4a(11) =7a(12) =118a(13) =399a(14) =0a(15) =5a(16) =28a(17) =513a(18) =2800a(19) =7849a(20) =0a(21) =6a(22) =79a(23) =1844a(24) =13983a(25) =61318a(26) =162287a(27) =0a(28) =7a(29) =192