Number of n X 3 0..4 arrays with no entry increasing mod 5 by 4 rightwards or downwards, starting with upper left zero.
A222139
Number of n X 3 0..4 arrays with no entry increasing mod 5 by 4 rightwards or downwards, starting with upper left zero.
Terms
- a(0) =16a(1) =676a(2) =28564a(3) =1206964a(4) =50999956a(5) =2154990196a(6) =91058563924
External references
- oeis: A222139