Number of (n+1)X(4+1) 0..1 arrays with the sum of each 2X2 subblock two median terms lexicographically nondecreasing rowwise and columnwise.
A235544
Number of (n+1)X(4+1) 0..1 arrays with the sum of each 2X2 subblock two median terms lexicographically nondecreasing rowwise and columnwise.
Terms
- a(0) =378a(1) =4348a(2) =61401a(3) =758256a(4) =9618173a(5) =108503097a(6) =1173374675a(7) =11635568187a(8) =109453308692a(9) =966932051675
External references
- oeis: A235544