Number of (n+1)X(2+1) 0..2 arrays with the upper median plus the lower median of every 2X2 subblock equal.
A236740
Number of (n+1)X(2+1) 0..2 arrays with the upper median plus the lower median of every 2X2 subblock equal.
Terms
- a(0) =267a(1) =1411a(2) =7377a(3) =46377a(4) =300555a(5) =2045011a(6) =14169625a(7) =99629489a(8) =705755971a(9) =5023764027a(10) =35858364929a(11) =256373385609
External references
- oeis: A236740