Number of nX6 0..2 arrays with no element equal to any value at offset (-1,0) (0,-1) or (-2,-2) and new values introduced in order 0..2.

A274856

Number of nX6 0..2 arrays with no element equal to any value at offset (-1,0) (0,-1) or (-2,-2) and new values introduced in order 0..2.

Terms

    a(0) =16a(1) =243a(2) =233a(3) =923a(4) =3602a(5) =14414a(6) =58775a(7) =240587a(8) =983086a(9) =4014830a(10) =16413550a(11) =67168090a(12) =274928938a(13) =1125151301a(14) =4604230576a(15) =18841465233a(16) =77107337889a(17) =315561981687

External references