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A272243
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a(n) is the smallest number greater than a(n-1) that is expressible as the sum of two positive integers x + y = a(n), so that (x, y, a(n)) is an abc-hit, in more ways than a(n-1).
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1
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OFFSET
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1,1
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COMMENTS
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An abc-hit is a triple of coprime positive integers a, b, c such that a + b = c and rad(abc) < c, where rad(n) is the largest squarefree number dividing n.
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LINKS
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CROSSREFS
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Cf. A130512 (radicals of abc-hits).
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KEYWORD
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nonn,more
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AUTHOR
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STATUS
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approved
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