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 1,0 or 1,2.
A264272
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 1,0 or 1,2.
Terms
- a(0) =4a(1) =10a(2) =9a(3) =25a(4) =48a(5) =25a(6) =65a(7) =256a(8) =305a(9) =64a(10) =169a(11) =1280a(12) =3721a(13) =1800a(14) =169a(15) =442a(16) =6400a(17) =40626a(18) =50625a(19) =10933a(20) =441a(21) =1156a(22) =32000a(23) =443556a(24) =1143000a(25) =707281a(26) =65856a(27) =1156a(28) =3026a(29) =160000
External references
- oeis: A264272