Lemma
MediumDivisibility
AQuA-RAT train #68147 · Number Theory · Divisibility

x, 17, 3x - y2 - 2 and 3x + y2 -…

x, 17, 3x - y2 - 2 and 3x + y2 - 30 are four consecutive terms of an increasing arithmetic sequence. The sum of the four numbers is divisible by:

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #68147

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