**Least number k such that the binary expansion of n*k has fewer ones than n, or 0 if no such k exists.**

*0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 5, 0, 0, 0, 0, 0, 27, 0, 0, 3, 3, 0, 41, 5, 3, 0, 5, 0, 0, 0, 0*

*1 seqfan posts*

Index of A-numbers in seqfan: by ascending order by month by frequency by keyword

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