Number of nX7 0..2 arrays with exactly floor(nX7/2) elements unequal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..2 order.
A222689
Number of nX7 0..2 arrays with exactly floor(nX7/2) elements unequal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..2 order.
Terms
- a(0) =10a(1) =784a(2) =25642a(3) =3056797a(4) =126928736a(5) =18253875506a(6) =832227066041
External references
- oeis: A222689