Number of 4Xn 0..1 arrays with no 1 equal to more than one of its horizontal, diagonal and antidiagonal neighbors, with the exception of exactly one element.
A283575
Number of 4Xn 0..1 arrays with no 1 equal to more than one of its horizontal, diagonal and antidiagonal neighbors, with the exception of exactly one element.
Terms
- a(0) =0a(1) =68a(2) =1108a(3) =6812a(4) =67892a(5) =509952a(6) =3890056a(7) =29428836a(8) =214600036a(9) =1561753984a(10) =11203805186a(11) =79697223948a(12) =563151495500
External references
- oeis: A283575