Number of 5Xn arrays containing n copies of 0..5-1 with no element 1 greater than its north, west or southwest neighbor modulo 5 and the upper left element equal to 0.
A266907
Number of 5Xn arrays containing n copies of 0..5-1 with no element 1 greater than its north, west or southwest neighbor modulo 5 and the upper left element equal to 0.
Terms
- a(0) =9a(1) =331a(2) =31550a(3) =4320344a(4) =697988671a(5) =118566001021
External references
- oeis: A266907