(adsbygoogle = window.adsbygoogle || []).push({}); number theory problem

For every prime [tex]p \ge 5[/tex], prove that [tex]p^2-1[/tex] is evenly divisible by 24(gives an integer answer).

Example: for p=5, [tex]{5^2-1 \over 24} = 1[/tex]

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# Number theory proof?

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