Number of 7Xn 0..1 arrays with exactly floor(7Xn/2) elements unequal to at least one horizontal, diagonal or antidiagonal neighbor, with new values introduced in row major 0..1 order.
A222515
Number of 7Xn 0..1 arrays with exactly floor(7Xn/2) elements unequal to at least one horizontal, diagonal or antidiagonal neighbor, with new values introduced in row major 0..1 order.
Terms
- a(0) =0a(1) =144a(2) =1335a(3) =15420a(4) =128889a(5) =2220730a(6) =19892241a(7) =385142640a(8) =3707833063a(9) =76288704212a(10) =767768563690
External references
- oeis: A222515