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1,1

Except for 7, all of these are even squares (A016742). For 7, the new maximum occurs in base 2 and for the rest it occurs in base sqrt(n).

Table of n, a(n) for n=1..46.

Cf. A001694, A144912

Sequence in context: A192800 A027609 A145763 * A050357 A132334 A289521

Adjacent sequences: A144913 A144914 A144915 * A144917 A144918 A144919

easy,nonn

Reikku Kulon, Sep 25 2008

approved