1,1

Table of n, a(n) for n=1..87.

Péter Pál Pach and Richárd Palincza, The counting version of a problem of Erdős, arXiv:2009.05305 [math.CO], 2020. Mentions this constant.

Equals exp(A131688). - Amiram Eldar, Sep 14 2020

3.517487255902369649399793699323864170685620786764938...

Cf. A131688.

Sequence in context: A202356 A152204 A114216 * A208509 A086233 A318190

Adjacent sequences: A337125 A337126 A337127 * A337129 A337130 A337131

cons,nonn

Michel Marcus, Sep 14 2020

More terms from Amiram Eldar, Sep 14 2020

approved