olymmath

TR-MO-R1 2020 Problem 22

    a1=2a_1 = 2, a2=8a_2 = 8 ve her n≥2n \geq 2 için an+1=2an+4n2an−1a_{n+1} = 2a_n + 4n^2 a_{n-1} koşullarını sağlayan bir (an)n=1∞(a_n)_{n=1}^{\infty} pozitif tam sayı dizisi tanımlanıyor. a2020a_{2020} sayısını tam bölen en büyük asal sayı kaçtır?

    a) 9797 b) 101101 c) 20112011 d) 20172017 e) 20272027

    Official text Turkish Mathematical Olympiad, first round 2020 official paper, page 12. Quoted with source.

    A model read this text from the scan of the paper by OCR, with vision/claude@2.1.318 (claude-opus-5-5). No person has checked it against the paper yet.

    Solutions

    No solution is on olymmath yet. Official and human solutions come first when they arrive. AI solutions come after them, with a label.

    Add a solution

    Similar problems

    These problems have the most words in common with this statement.

    Locator tr-mo-r1/2020/p22 · Tag W7ZG6YS7BQ · Edit this page on GitHub · Keys: j next, k previous