Number of 6Xn arrays containing n copies of 0..6-1 with every element equal to or 1 greater than any north, west or southwest neighbors modulo 6 and the upper left element equal to 0.

A267346

Number of 6Xn arrays containing n copies of 0..6-1 with every element equal to or 1 greater than any north, west or southwest neighbors modulo 6 and the upper left element equal to 0.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =2a(4) =4a(5) =135a(6) =2192a(7) =18140a(8) =96291a(9) =401459a(10) =1594603a(11) =7089502a(12) =45031108a(13) =518872408a(14) =7088206956a(15) =81255284697a(16) =741934496544

External references