T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 2, 3, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A303242
T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 2, 3, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =1a(4) =2a(5) =4a(6) =1a(7) =11a(8) =2a(9) =8a(10) =1a(11) =13a(12) =18a(13) =3a(14) =16a(15) =1a(16) =34a(17) =8a(18) =55a(19) =6a(20) =32a(21) =1a(22) =65a(23) =60a(24) =10a(25) =181a(26) =10a(27) =64a(28) =1a(29) =123
External references
- oeis: A303242