Number of nX4 0..1 arrays with no 1 equal to more than one of its horizontal, diagonal and antidiagonal neighbors, with the exception of exactly two elements.
A283630
Number of nX4 0..1 arrays with no 1 equal to more than one of its horizontal, diagonal and antidiagonal neighbors, with the exception of exactly two elements.
Terms
- a(0) =1a(1) =36a(2) =639a(3) =7742a(4) =85469a(5) =856710a(6) =8209582a(7) =75625580a(8) =677582140a(9) =5935472812a(10) =51063145445a(11) =432757594342
External references
- oeis: A283630