Problem 44360. Pentagonal Numbers

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Mohamed Atyya on 30 Oct 2017

good

Kevin on 25 Jul 2018

cool

danteliujie on 18 Mar 2019

so good solutions

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Solution 1935431

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... on 14 Sep 2019

good

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cody5 five number oeis pentagon pentagonal sequence series

Problem 44360. Pentagonal Numbers

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Problem 44360. Pentagonal Numbers

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