An easy to prove result about squares

For discussing Olympiad Level Number Theory problems
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Avik Roy
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An easy to prove result about squares

Unread post by Avik Roy » Mon Feb 14, 2011 2:16 pm

There are infinitely many non palidromic squares so that their digit-inverse (number formed by reading the number right to left) is also a square.

The result is wordy but the proof is verrrrry easy :)
"Je le vois, mais je ne le crois pas!" - Georg Ferdinand Ludwig Philipp Cantor

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Masum
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Re: An easy to prove result about squares

Unread post by Masum » Mon Feb 14, 2011 7:02 pm

Choose $10^{2n}$
One one thing is neutral in the universe, that is $0$.

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