T(n,k) = Number of n X k 0..1 arrays with no 1 equal to more than two of its horizontal, diagonal and antidiagonal neighbors.
A283691
T(n,k) = Number of n X k 0..1 arrays with no 1 equal to more than two of its horizontal, diagonal and antidiagonal neighbors.
Terms
- a(0) =2a(1) =4a(2) =4a(3) =8a(4) =16a(5) =8a(6) =16a(7) =49a(8) =57a(9) =16a(10) =32a(11) =161a(12) =264a(13) =209a(14) =32a(15) =64a(16) =548a(17) =1521a(18) =1525a(19) =768a(20) =64a(21) =128a(22) =1824a(23) =8687a(24) =15226a(25) =8732a(26) =2816a(27) =128a(28) =256a(29) =6081
External references
- oeis: A283691