Number of (n+1) X 5 0..2 arrays with equal numbers of 2 X 2 subblocks with sum over 4 and with sum under 4.
A183743
Number of (n+1) X 5 0..2 arrays with equal numbers of 2 X 2 subblocks with sum over 4 and with sum under 4.
Terms
- a(0) =10231a(1) =1389521a(2) =263234281a(3) =55212617129
External references
- oeis: A183743