T(n,k)=Number of nXk arrays of occupancy after each element moves to some horizontal, diagonal or antidiagonal neighbor, without 2-loops.
A221351
T(n,k)=Number of nXk arrays of occupancy after each element moves to some horizontal, diagonal or antidiagonal neighbor, without 2-loops.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =1a(5) =0a(6) =0a(7) =18a(8) =7a(9) =0a(10) =0a(11) =148a(12) =370a(13) =38a(14) =0a(15) =0a(16) =1164a(17) =12296a(18) =6893a(19) =190a(20) =0a(21) =0a(22) =8824a(23) =364868a(24) =938070a(25) =122690a(26) =918a(27) =0a(28) =0a(29) =65932
External references
- oeis: A221351