References to A006145

Ruth-Aaron numbers (1): sum of prime divisors of n = sum of prime divisors of n+1.
5, 24, 49, 77, 104, 153, 369, 492, 714, 1682, 2107, 2299, 2600, 2783, 5405, 6556


1 seqfan posts

Thu Dec 2 18:16:11 CET 2010    [seqfan] Re: Trotter Math

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