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Suggested by Bach and Shallit, Algorithmic Number Theory, I, p. 270.
Table of n, a(n) for n=1..80.
Sequence in context: A292599 A071487 A124071 * A110157 A178493 A286581
Adjacent sequences: A034694 A034695 A034696 * A034698 A034699 A034700
N. J. A. Sloane.