T(n,k) = Number of n X k 0..1 arrays with the number of 1's horizontally or antidiagonally adjacent to some 0 equal to the number of 0's adjacent to some 1, with top left element zero.
A284222
T(n,k) = Number of n X k 0..1 arrays with the number of 1's horizontally or antidiagonally adjacent to some 0 equal to the number of 0's adjacent to some 1, with top left element zero.
Terms
- a(0) =1a(1) =2a(2) =2a(3) =3a(4) =6a(5) =4a(6) =6a(7) =13a(8) =19a(9) =8a(10) =10a(11) =44a(12) =70a(13) =62a(14) =16a(15) =19a(16) =143a(17) =499a(18) =467a(19) =212a(20) =32a(21) =33a(22) =495a(23) =3214a(24) =6511a(25) =3224a(26) =751a(27) =64a(28) =62a(29) =1746
External references
- oeis: A284222