Number of nX4 0..1 arrays with no 1 equal to more than two of its horizontal, diagonal and antidiagonal neighbors, with the exception of exactly one element.
A283722
Number of nX4 0..1 arrays with no 1 equal to more than two of its horizontal, diagonal and antidiagonal neighbors, with the exception of exactly one element.
Terms
- a(0) =0a(1) =60a(2) =1088a(3) =15228a(4) =196548a(5) =2391696a(6) =28103560a(7) =322050940a(8) =3622197748a(9) =40156778920a(10) =440103529194
External references
- oeis: A283722