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One square implies many (Posted on 2018-03-28) Difficulty: 2 of 5
Prove the following:
If there is one perfect square in an arithmetic progression, then there are infinitely many.

No Solution Yet Submitted by Ady TZIDON    
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  Subject Author Date
Extension to rationals.broll2018-03-29 04:37:32
quite easy solution for integersarmando2018-03-28 12:46:26
BTW...Charlie2018-03-28 10:25:33
Solutionsolution assuming all members of the series are integersCharlie2018-03-28 10:14:13
re: Counterexamplebroll2018-03-28 08:52:00
Some ThoughtsCounterexampleSteve Herman2018-03-28 08:26:12
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