0,2

J. C. Lagarias, Number Theory and Dynamical Systems, pp. 35-72 of S. A. Burr, ed., The Unreasonable Effectiveness of Number Theory, Proc. Sympos. Appl. Math., 46 (1992). Amer. Math. Soc.

Table of n, a(n) for n=0..69.

A007305+A007306.

Subset of A007306. Cf. A049465-A049468.

Sequence in context: A086593 A073757 A088468 * A130044 A156229 A082081

Adjacent sequences: A049445 A049446 A049447 * A049449 A049450 A049451

nonn,easy,nice,tabf

N. J. A. Sloane, Gregory V. Richardson

approved