T(n,k)=Number of (n+1)X(k+1) arrays of permutations of 0..(n+1)*(k+1)-1 with each element having directed index change 1,0 0,-1 1,2 or -1,1.

A264583

T(n,k)=Number of (n+1)X(k+1) arrays of permutations of 0..(n+1)*(k+1)-1 with each element having directed index change 1,0 0,-1 1,2 or -1,1.

Terms

    a(0) =0a(1) =1a(2) =1a(3) =0a(4) =2a(5) =0a(6) =1a(7) =4a(8) =4a(9) =0a(10) =1a(11) =10a(12) =4a(13) =8a(14) =1a(15) =1a(16) =16a(17) =28a(18) =6a(19) =16a(20) =0a(21) =3a(22) =56a(23) =97a(24) =104a(25) =25a(26) =32a(27) =0a(28) =1a(29) =128

External references