Number of (n+1) X (n+1) 0..2 arrays with equal numbers of 2 X 2 subblocks with sum over 4 and with sum under 4.
A183739
Number of (n+1) X (n+1) 0..2 arrays with equal numbers of 2 X 2 subblocks with sum over 4 and with sum under 4.
Terms
- a(0) =19a(1) =2553a(2) =3631179a(3) =55212617129
External references
- oeis: A183739