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Table of n, a(n) for n=1..69.
Cf. A194984, A194954.
Sequence in context: A195115 A194060 A226093 * A194989 A195075 A194919
Adjacent sequences: A194982 A194983 A194984 * A194986 A194987 A194988
Clark Kimberling, Sep 07 2011