A246169 - OEIS

%I #17 Jun 07 2021 11:56:41

%S 2,5,1,7,5,4,0,3,5,2,6,3,2,0,0,3,8,9,0,7,9,5,3,5,4,5,9,8,4,6,3,4,4,7,

%T 2,7,7,3,3,5,9,8,1,2,6,6,8,0,3,1,1,8,4,6,3,4,3,7,3,4,8,2,2,0,8,0,7,9,

%U 1,5,9,4,3,2,2,3,2,7,4,1,4,4,1,1,8,7,5,4,3,1,5,3,8,5,4,8,3,4,5,9,5,6,2,3,8

%N Decimal expansion of a constant related to identity trees.

%D S. R. Finch, Mathematical Constants, Cambridge, 2003, p. 301 and 562.

%H A. Genitrini, <a href="http://arxiv.org/abs/1605.00837">Full asymptotic expansion for Polya structures</a>, arXiv:1605.00837 [math.CO], May 03 2016, p. 8.

%F Equals lim n -> infinity A000220(n)^(1/n).

%F Equals lim n -> infinity A035056(n)^(1/n).

%F Equals lim n -> infinity A004111(n)^(1/n).

%e 2.51754035263200389079535459846344727733598126680311846...

%Y Cf. A000220, A035056, A004111, A227806.

%K nonn,cons

%O 1,1

%A _Vaclav Kotesovec_, Aug 25 2014

%E More digits from _Vaclav Kotesovec_, Dec 26 2020