Number of 7Xn 0..1 arrays with every element equal to 0, 1, 3 or 4 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A302315
Number of 7Xn 0..1 arrays with every element equal to 0, 1, 3 or 4 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =64a(1) =86a(2) =336a(3) =1090a(4) =3915a(5) =18990a(6) =76642a(7) =360898a(8) =1695748a(9) =9408402a(10) =50431855a(11) =270054791a(12) =1483688723a(13) =8638547369a(14) =49555516908a(15) =278416318505
External references
- oeis: A302315