**Maximum length of arithmetic progression starting at n such that each term k has tau(k)=tau(n)**

*1, 2, 3, 2, 5, 3, 7, 4, 2, 5, 11, 3, 13, 7, 6, 2, 17, *

*2 seqfan posts*

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

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