Number of 5Xn arrays containing n copies of 0..5-1 with no element 1 greater than its north, southwest or southeast neighbor modulo 5 and the upper left element equal to 0.

A266924

Number of 5Xn arrays containing n copies of 0..5-1 with no element 1 greater than its north, southwest or southeast neighbor modulo 5 and the upper left element equal to 0.

Terms

    a(0) =9a(1) =398a(2) =40298a(3) =5336960a(4) =807737754a(5) =133402295812

External references