Lemma
MediumAlgebra word problems
AQuA-RAT train #60088 · Algebra · Algebra word problems

Zn = 2Zn-1 + 4 and Qn = 4Qn-1 + 8 for…

Zn = 2Zn-1 + 4 and Qn = 4Qn-1 + 8 for all n > 1. If Z5 = Q4 and Z7 = 316, what is the first value of n for which Qn is an integer?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #60088

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