Number of 5Xn arrays containing n copies of 0..5-1 with no element 1 greater than its north or southwest neighbor modulo 5 and the upper left element equal to 0.
A266864
Number of 5Xn arrays containing n copies of 0..5-1 with no element 1 greater than its north or southwest neighbor modulo 5 and the upper left element equal to 0.
Terms
- a(0) =9a(1) =1281a(2) =328701a(3) =104767812a(4) =37478933496
External references
- oeis: A266864