Bulgarian Math Olympiad 1981, #4
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Bulgarian Math Olympiad 1981, #4
Demonstrati ca ,daca $1+2^n+4^n$ este prim ,atunci $n=3^k$ pentru k si n numere naturale.
”God made the integers, all else is the work of man.” Kronecker
- Laurențiu Ploscaru
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Re: Bulgarian Math Olympiad 1981, #4
People are strange when you're a stranger,
Faces look ugly when you're alone.
Women seem wicked when you're unwanted,
Streets are uneven when you're down.
Faces look ugly when you're alone.
Women seem wicked when you're unwanted,
Streets are uneven when you're down.