Number of nX5 0..4 arrays with no entry increasing mod 5 by 4 rightwards or downwards, starting with upper left zero.
A222141
Number of nX5 0..4 arrays with no entry increasing mod 5 by 4 rightwards or downwards, starting with upper left zero.
Terms
- a(0) =256a(1) =114244a(2) =50999956a(3) =22767656980
External references
- oeis: A222141