Number of nX3 arrays containing 3 copies of 0..n-1 with no element 1 greater than its north, west or southwest neighbor modulo n and the upper left element equal to 0.
A266903
Number of nX3 arrays containing 3 copies of 0..n-1 with no element 1 greater than its north, west or southwest neighbor modulo n and the upper left element equal to 0.
Terms
- a(0) =1a(1) =0a(2) =5a(3) =102a(4) =31550a(5) =19336609a(6) =21048933326
External references
- oeis: A266903