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MathNet 2022-part-01 — 197 problems (EN–VI) Question 67

Math Olympiad Vault · MathNet 2022-part-01 — 197 problems (EN–VI)

Question 67

Prove the inequality
$$
\frac{1}{1!} + \frac{1}{2!} + \frac{1}{3!} + \dots + \frac{1}{2022!} \gt \frac{1^2}{2!} + \frac{2^2}{3!} + \frac{3^2}{4!} + \dots + \frac{2022^2}{2023!}.
$$