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

A263989

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

Terms

    a(0) =1a(1) =2a(2) =1a(3) =4a(4) =4a(5) =1a(6) =8a(7) =16a(8) =8a(9) =1a(10) =16a(11) =48a(12) =64a(13) =16a(14) =1a(15) =32a(16) =144a(17) =288a(18) =256a(19) =32a(20) =1a(21) =64a(22) =432a(23) =1296a(24) =1728a(25) =1024a(26) =64a(27) =1a(28) =128a(29) =1296

External references