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Alois P. Heinz, Table of n, a(n) for n = 0..500
Column k=0 of A247708.
Cf. A174249, A233427.
Sequence in context: A213233 A115187 A266456 * A129763 A277424 A182954
Adjacent sequences: A247769 A247770 A247771 * A247773 A247774 A247775
Alois P. Heinz, Sep 23 2014