1,3

Conjecture that lim_{n->infinity} a(n) = infinity. Definitely a(n) > 2 for n > 8.

Table of n, a(n) for n=1..81.

NiccolĂ˛ Castronuovo, On the number of fixed points of the map gamma, arXiv:2102.02739 [math.NT], 2021. Mentions this sequence.

Cf. A115728, A115729.

Sequence in context: A091220 A057955 A305788 * A341151 A006546 A031268

Adjacent sequences: A116470 A116471 A116472 * A116474 A116475 A116476

nonn

Franklin T. Adams-Watters, Mar 17 2006

approved