Number of (n+1)X(2+1) 0..2 arrays with the sum of each 2X2 subblock two median terms lexicographically nondecreasing columnwise and nonincreasing rowwise.
A235753
Number of (n+1)X(2+1) 0..2 arrays with the sum of each 2X2 subblock two median terms lexicographically nondecreasing columnwise and nonincreasing rowwise.
Terms
- a(0) =498a(1) =6578a(2) =88732a(3) =996868a(4) =10878790a(5) =107853469a(6) =1029949275a(7) =9302743070a(8) =81316688449a(9) =685961142966
External references
- oeis: A235753