Number of n X 6 0..3 arrays with entries increasing mod 4 by 0, 1 or 2 rightwards and downwards, starting with upper left zero.

A222442

Number of n X 6 0..3 arrays with entries increasing mod 4 by 0, 1 or 2 rightwards and downwards, starting with upper left zero.

Terms

    a(0) =243a(1) =50421a(2) =10499787a(3) =2187822609a(4) =455924913093

External references