Question: Notice in Table 8.2 that (phi(n)) is even for (n>2). This is true for all (n>2). Give a concise argument why this is so.
Notice in Table 8.2 that \(\phi(n)\) is even for \(n>2\). This is true for all \(n>2\). Give a concise argument why this is so.
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If a is one of the integers counted in phin that is one of the integers not larger ... View full answer
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