Number of (n+1)X(4+1) 0..2 arrays with the upper median plus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.
A237563
Number of (n+1)X(4+1) 0..2 arrays with the upper median plus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.
Terms
- a(0) =4984a(1) =36168a(2) =272828a(3) =2161168a(4) =16418704a(5) =126608036a(6) =977290740a(7) =7535608804a(8) =58063606256a(9) =448289864392
External references
- oeis: A237563