Number of (n+1)X(2+1) 0..3 arrays with the upper median plus the lower median of every 2X2 subblock equal.
A237001
Number of (n+1)X(2+1) 0..3 arrays with the upper median plus the lower median of every 2X2 subblock equal.
Terms
- a(0) =1200a(1) =10000a(2) =79164a(3) =762724a(4) =7370124a(5) =74701920a(6) =760932408a(7) =7859816444a(8) =81402789128a(9) =847305184388
External references
- oeis: A237001