Number of (n+1)X(7+1) 0..1 arrays with the sum of each 2X2 subblock two median terms lexicographically nondecreasing rowwise and columnwise.
A235547
Number of (n+1)X(7+1) 0..1 arrays with the sum of each 2X2 subblock two median terms lexicographically nondecreasing rowwise and columnwise.
Terms
- a(0) =6109a(1) =247639a(2) =16395328a(3) =1173374675a(4) =99992110087
External references
- oeis: A235547