Number of (n+1)X(4+1) 0..3 arrays with the upper median plus the lower median of every 2X2 subblock equal.
A237003
Number of (n+1)X(4+1) 0..3 arrays with the upper median plus the lower median of every 2X2 subblock equal.
Terms
- a(0) =26320a(1) =762724a(2) =22056220a(3) =880923796a(4) =33233608132
External references
- oeis: A237003