Number of self-avoiding paths in (2*n+1) X 3 grid starting the upper left corner, passing through the center of grid and finishing the lower right corner.
A333686
Number of self-avoiding paths in (2*n+1) X 3 grid starting the upper left corner, passing through the center of grid and finishing the lower right corner.
Terms
- a(0) =1a(1) =10a(2) =101a(3) =1105a(4) =12046a(5) =131399a(6) =1433341a(7) =15635350a(8) =170555501a(9) =1860475165a(10) =20294671306a(11) =221380909199
External references
- oeis: A333686