Number of nX7 0..3 arrays with no more than floor(nX7/2) elements unequal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..3 order.
A222905
Number of nX7 0..3 arrays with no more than floor(nX7/2) elements unequal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..3 order.
Terms
- a(0) =17a(1) =1710a(2) =82020a(3) =21064292a(4) =1616042692a(5) =577820456398
External references
- oeis: A222905