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 2,-2 -1,0 -1,2 1,0 or 0,-1.
A264379
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 2,-2 -1,0 -1,2 1,0 or 0,-1.
Terms
- a(0) =1a(1) =2a(2) =0a(3) =4a(4) =1a(5) =1a(6) =6a(7) =6a(8) =13a(9) =0a(10) =9a(11) =9a(12) =80a(13) =25a(14) =1a(15) =15a(16) =61a(17) =385a(18) =441a(19) =128a(20) =0a(21) =25a(22) =121a(23) =2345a(24) =3778a(25) =3249a(26) =347a(27) =1a(28) =40a(29) =544
External references
- oeis: A264379