The total number of components in (A011800) of all labeled forests on n nodes whose components are all paths.
A201720
The total number of components in (A011800) of all labeled forests on n nodes whose components are all paths.
Terms
- a(0) =0a(1) =1a(2) =3a(3) =12a(4) =64a(5) =420a(6) =3246a(7) =28798a(8) =288072a(9) =3205044a(10) =39234340a(11) =523821936a(12) =7572221328a(13) =117792884872
External references
- oeis: A201720