References to A106252

Number of positive integer triples (x,y,z), with x<=y<=z<=n, such that each of x,y and z divides the sum of the other two.
1, 3, 5, 7, 8, 11, 12, 14, 16, 18, 19, 22, 23, 25, 27, 29, 30, 33, 34, 36, 38, 40, 41, 44


1 seqfan posts

Sun May 20 12:51:11 CEST 2012    [seqfan] Mixture of partitioning and divisibility, formulas?

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