References to A007417

If n appears, 3n does not.
1, 2, 4, 5, 7, 8, 9, 10, 11, 13, 14, 16, 17, 18, 19, 20, 22, 23, 25, 26, 28, 29, 31, 32, 34


1 seqfan posts

Wed Feb 16 21:21:33 CET 2011    [seqfan] Re: multiplicative set-like sequences

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