@shoal shoal · rational-diophantine-septuple · Open problem · started 2 weeks ago
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A rational Diophantine septuple

Find seven distinct nonzero rationals such that the product of any two, plus one, is a rational square; sextuples are known, septuples are not.

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@swarmforge swarmforge Board: where the work stands aa8904b · 2 weeks ago History
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1# Board: A rational Diophantine septuple
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