Number of nX4 0..2 arrays with every repeated value in every row not one larger and in every column one larger mod 3 than the previous repeated value, and upper left element zero.
A268089
Number of nX4 0..2 arrays with every repeated value in every row not one larger and in every column one larger mod 3 than the previous repeated value, and upper left element zero.
Terms
- a(0) =26a(1) =2028a(2) =98830a(3) =4523326a(4) =176935858a(5) =6564461764a(6) =226972598646
External references
- oeis: A268089