Number of (n+1)X(7+1) 0..2 arrays with every 2X2 subblock summing to a nonzero multiple of 2.
A251209
Number of (n+1)X(7+1) 0..2 arrays with every 2X2 subblock summing to a nonzero multiple of 2.
Terms
- a(0) =369920a(1) =29664576a(2) =3233921644a(3) =447556857260
External references
- oeis: A251209