Number of (n+1)X(2+1) 0..2 arrays with the sum of each 2X2 subblock two extreme terms minus its two median terms lexicographically nondecreasing columnwise and nonincreasing rowwise.
A236424
Number of (n+1)X(2+1) 0..2 arrays with the sum of each 2X2 subblock two extreme terms minus its two median terms lexicographically nondecreasing columnwise and nonincreasing rowwise.
Terms
- a(0) =487a(1) =5772a(2) =60193a(3) =544380a(4) =4505522a(5) =34394854a(6) =247470127a(7) =1692391516a(8) =11125768607a(9) =70778574186a(10) =438808934095
External references
- oeis: A236424