Number of 7Xn 0..1 arrays with every element equal to 0, 1, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A303319
Number of 7Xn 0..1 arrays with every element equal to 0, 1, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =64a(1) =22a(2) =53a(3) =361a(4) =853a(5) =3453a(6) =26184a(7) =148313a(8) =618149a(9) =2955145a(10) =16591424a(11) =86249043a(12) =413146658a(13) =2059509511a(14) =10710235991a(15) =54507337628a(16) =271445240604
External references
- oeis: A303319