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 0,0 1,1 0,-1 -1,1 or 0,-2.

A264244

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 0,0 1,1 0,-1 -1,1 or 0,-2.

Terms

    a(0) =2a(1) =8a(2) =3a(3) =21a(4) =21a(5) =5a(6) =57a(7) =95a(8) =89a(9) =8a(10) =164a(11) =557a(12) =804a(13) =296a(14) =13a(15) =460a(16) =3303a(17) =9005a(18) =5055a(19) =1105a(20) =21a(21) =1289a(22) =18725a(23) =108020a(24) =119737a(25) =36193a(26) =3897a(27) =34a(28) =3629a(29) =105839

External references