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Quadratic residue counts related to four squares representation counts
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2020-09-21, 16:27
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Till
"Tilman Neumann"
Jan 2016
Germany
2
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×3×5×7 Posts
Quote:
Originally Posted by
R. Gerbicz
It is a triviality, once you know the sum of a geometric serie, could be known for 2400 years. To make things easier split the proof for odd/even n.
In my opinion, any cross-reference in OEIS is a big help.
Till
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