Number of series-reduced rooted trees whose leaves span an initial interval of positive integers with multiplicities an integer partition of n.
A316652
Number of series-reduced rooted trees whose leaves span an initial interval of positive integers with multiplicities an integer partition of n.
Terms
- a(0) =1a(1) =2a(2) =9a(3) =69a(4) =623a(5) =7793a(6) =110430a(7) =1906317a(8) =36833614a(9) =816101825a(10) =19925210834a(11) =541363267613
External references
- oeis: A316652