Number of (n+1)X(2+1) 0..3 arrays with the upper median minus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.
A237570
Number of (n+1)X(2+1) 0..3 arrays with the upper median minus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.
Terms
- a(0) =1876a(1) =24332a(2) =315664a(3) =4146324a(4) =54395184a(5) =712810024a(6) =9341685548a(7) =122455823868
External references
- oeis: A237570