T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 2, 3, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A303084
T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 2, 3, 4 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) =12a(8) =2a(9) =8a(10) =1a(11) =20a(12) =32a(13) =3a(14) =16a(15) =1a(16) =72a(17) =29a(18) =112a(19) =6a(20) =32a(21) =1a(22) =168a(23) =258a(24) =90a(25) =416a(26) =10a(27) =64a(28) =1a(29) =496
External references
- oeis: A303084