Number of nX7 0..2 arrays with no element equal to more than one of its horizontal, vertical and antidiagonal neighbors and with new values introduced in order 0 sequentially upwards.
A280960
Number of nX7 0..2 arrays with no element equal to more than one of its horizontal, vertical and antidiagonal neighbors and with new values introduced in order 0 sequentially upwards.
Terms
- a(0) =224a(1) =23593a(2) =402077a(3) =9986376a(4) =251270618a(5) =6052621154a(6) =148137367471
External references
- oeis: A280960