Number of (n+1)X(3+1) 0..2 arrays with the upper median equal to the lower median in every 2X2 subblock.
A235976
Number of (n+1)X(3+1) 0..2 arrays with the upper median equal to the lower median in every 2X2 subblock.
Terms
- a(0) =815a(1) =11239a(2) =143183a(3) =1947197a(4) =26090277a(5) =354374671a(6) =4798700327a(7) =65170792525a(8) =884485021717
External references
- oeis: A235976