List questions from number-theory

Published on 12 May 2026 - 23:39

91

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Equation Involving Digit Sum Function

Published on 11 May 2026 - 1:37

1k

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A line integral involving $\log \zeta(s)$

Published on 10 May 2026 - 16:11

2.8k

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Strange sum that always end up with 9

Published on 13 Apr 2026 - 7:03

106

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$\operatorname{ord}_p(\sum_{i=0}^{p-1}T(\overline i)^{p-1-k}\psi(\overline i))=?$

Published on 16 Apr 2026 - 16:07

164

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Question about a kind of generalized Fermat numbers

Published on 11 Apr 2026 - 8:27

60

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What does the 8 stand for in the Cantor pairing function?

Published on 15 Apr 2026 - 6:55

272

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Finding $p$ such that $pn \pm 1$ is prime for a fixed $n$

Published on 15 May 2026 - 1:19

252

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What exactly ARE $\pi$ and $e$?

Published on 13 Apr 2026 - 21:43

110

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A binary quadratic form whose range topograph has a lake

Published on 15 Apr 2026 - 17:54

111

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An Approach to solve Andrica's Conjecture

Published on 11 Apr 2026 - 23:08

1.8k

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Show that $−g$ is also a primitive root of $p$ if $p\equiv 1 \pmod{4}$, but that $ord_p(−g) = \frac{p−1}{2}$ if $p \equiv 3 \pmod{4}$.

Published on 10 May 2026 - 20:03

355

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Fermats Little Theorem Proof

Published on 15 May 2026 - 11:55

62

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Finding a subspace of dimension $3$ which does not intersect a rational subspace of dimension $2$

Published on 14 Apr 2026 - 19:29

48

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sum of square is equal to prime

Published on 12 Apr 2026 - 20:48

List Question

$f(n) = \Sigma_{d|n} \mu(n/d)F(d)$

Equation Involving Digit Sum Function

A line integral involving $\log \zeta(s)$

Strange sum that always end up with 9

$\operatorname{ord}_p(\sum_{i=0}^{p-1}T(\overline i)^{p-1-k}\psi(\overline i))=?$

Question about a kind of generalized Fermat numbers

What does the 8 stand for in the Cantor pairing function?

Finding $p$ such that $pn \pm 1$ is prime for a fixed $n$

What exactly ARE $\pi$ and $e$?

A binary quadratic form whose range topograph has a lake

An Approach to solve Andrica's Conjecture

Show that $−g$ is also a primitive root of $p$ if $p\equiv 1 \pmod{4}$, but that $ord_p(−g) = \frac{p−1}{2}$ if $p \equiv 3 \pmod{4}$.

Fermats Little Theorem Proof

Finding a subspace of dimension $3$ which does not intersect a rational subspace of dimension $2$

sum of square is equal to prime

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