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

A267286

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

Terms

    a(0) =120a(1) =2a(2) =3a(3) =317a(4) =6240a(5) =69265a(6) =663855a(7) =12954512a(8) =466131976a(9) =13687472182a(10) =278976573772

External references