A345133 Decimal expansion of the limit, as n approaches infinity, of the probability that a node is a leaf in a free tree with n nodes.

4, 3, 8, 1, 5, 6, 2, 3, 5, 6, 6, 4

Offset

0,1

References

Steven R. Finch, Mathematical Constants, Encyclopedia of Mathematics and its Applications, vol. 94, Cambridge University Press, 2003, Section 5.6.3, p. 304.

Links

Table of n, a(n) for n=0..11.

R. W. Robinson and A. J. Schwenk, The distribution of trees in a large random tree, Discr. Math., 12 (1975), 359-372.

Index entries for sequences related to trees.

Formula

Equals lim_{n->oo} (A003228(n) / A055543(n)).

Example

0.438156235664...

Crossrefs

Cf. A003228, A055543.

Sequence in context: A277117 A155910 A199077 * A016703 A236266 A099289

Adjacent sequences: A345130 A345131 A345132 * A345134 A345135 A345136

Keyword

nonn,cons,more

Author

Washington Bomfim, Aug 17 2021

Status

approved