Number of 4Xn 0..3 arrays with no element equal to one plus the sum of elements to its left or three plus the sum of the elements above it or one plus the sum of the elements diagonally to its northwest, modulo 4.
A240463
Number of 4Xn 0..3 arrays with no element equal to one plus the sum of elements to its left or three plus the sum of the elements above it or one plus the sum of the elements diagonally to its northwest, modulo 4.
Terms
- a(0) =28a(1) =476a(2) =8187a(3) =143237a(4) =2501883a(5) =43654661a(6) =761700369a(7) =13290291978a(8) =231879123545
External references
- oeis: A240463