**Floor(n*(sqrt(7)+sqrt(3))).**

*0, 4, 8, 13, 17, 21, 26, 30, 35, 39, 43, 48, 52, 56, 61, 65, 70, 74, 78, 83, 87, 91, 96*

*1 seqfan posts*

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

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