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 1,1 or 1,2.
A264071
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 1,1 or 1,2.
Terms
- a(0) =2a(1) =5a(2) =4a(3) =13a(4) =21a(5) =8a(6) =34a(7) =121a(8) =89a(9) =16a(10) =89a(11) =605a(12) =1210a(13) =377a(14) =32a(15) =233a(16) =3025a(17) =12100a(18) =12100a(19) =1597a(20) =64a(21) =610a(22) =15125a(23) =131890a(24) =239580a(25) =121000a(26) =6765a(27) =128a(28) =1597a(29) =75625
External references
- oeis: A264071