T(n,k)=Number of nXk 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 0, 2 or 3 neighboring 1s.
A297637
T(n,k)=Number of nXk 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 0, 2 or 3 neighboring 1s.
Terms
- a(0) =2a(1) =3a(2) =4a(3) =5a(4) =8a(5) =8a(6) =8a(7) =29a(8) =20a(9) =16a(10) =13a(11) =69a(12) =113a(13) =51a(14) =32a(15) =21a(16) =200a(17) =374a(18) =494a(19) =132a(20) =64a(21) =34a(22) =552a(23) =1657a(24) =2370a(25) =2344a(26) =341a(27) =128a(28) =55a(29) =1641
External references
- oeis: A297637