Number of 5Xn arrays containing n copies of 0..5-1 with no element 1 greater than its north, west or southeast neighbor modulo 5 and the upper left element equal to 0.
A267548
Number of 5Xn arrays containing n copies of 0..5-1 with no element 1 greater than its north, west or southeast neighbor modulo 5 and the upper left element equal to 0.
Terms
- a(0) =9a(1) =555a(2) =55971a(3) =7122569a(4) =1036887990a(5) =164245452936
External references
- oeis: A267548