Number of (n+1) X (n+1) 0..1 arrays with the sum of each 2 X 2 subblock maximum and minimum lexicographically nondecreasing columnwise and nonincreasing rowwise.
A235729
Number of (n+1) X (n+1) 0..1 arrays with the sum of each 2 X 2 subblock maximum and minimum lexicographically nondecreasing columnwise and nonincreasing rowwise.
Terms
- a(0) =16a(1) =380a(2) =29130a(3) =7041734a(4) =5507798734
External references
- oeis: A235729