Number of (n+1) X 3 binary arrays with no 2 X 2 subblock diagonal sum less antidiagonal sum equal to any horizontal or vertical neighbor 2 X 2 subblock diagonal sum less antidiagonal sum.
A186843
Number of (n+1) X 3 binary arrays with no 2 X 2 subblock diagonal sum less antidiagonal sum equal to any horizontal or vertical neighbor 2 X 2 subblock diagonal sum less antidiagonal sum.
Terms
- a(0) =50a(1) =218a(2) =970a(3) =4194a(4) =18246a(5) =79778a(6) =347530a(7) =1514138a(8) =6603034a(9) =28783358a(10) =125459410a(11) =546925146a(12) =2384168474a(13) =10392867762a(14) =45304600806a(15) =197491613026a(16) =860900508458
External references
- oeis: A186843