Question

On the equation $s(n^2) = \left(\frac{q-1}{2}\right)\cdot{D(n^2)}$, if $q^k n^2$ is an odd perfect number with special prime $q$

score 131 · Answer 1 · 2026-03-28 00:30:57

131

Views

On the equation $s(n^2) = \left(\frac{q-1}{2}\right)\cdot{D(n^2)}$, if $q^k n^2$ is an odd perfect number with special prime $q$

Published on 28 Mar 2026 - 0:30

score 38 · Answer 2 · 2026-02-28 01:42:17

38

Views

How proof The shape of the two hearts in $\mathcal{D}^b(A_n)$ is the same if the graded undergrphas of the Ext quiver of heart of are equal

Published on 28 Feb 2026 - 1:42

score 86 · Answer 3 · 2026-03-26 14:34:56

86

Views

Coman's Last Conjecture stating that every prime $q \geq 11$ can be written as $3 \cdot (p_1-1) + p_2$, where both $p_1$ and $p_2$ are prime numbers.

Published on 26 Mar 2026 - 14:34

score 564 · Answer 4 · 2022-11-08 18:40:12

564

Views

Conjecture: There always exist $k\in \Bbb N$, such that $m^k\equiv k\pmod n$, where $m,n\in\Bbb N.$

Published on 08 Nov 2022 - 18:40

score 100 · Answer 5 · 2022-11-09 09:02:29

100

Views

Is this stronger conjecture about near-rep digit prime numbers true?

Published on 09 Nov 2022 - 9:02

score 64 · Answer 6 · 2022-11-11 16:44:00

64

Views

Any "reasonable" and "natural" false graph theory conjectures for which the Petersen graph is not a counterexample?

Published on 11 Nov 2022 - 16:44

score 989 · Answer 7 · 2022-11-14 13:26:08

989

Views

If $n$ is square-free and $n+1 \mid \sigma(n)$, is $n$ a prime?

Published on 14 Nov 2022 - 13:26

score 63 · Answer 8 · 2022-11-14 16:11:07

63

Views

Conjecture: Prove that, $\forall (m,n,k)\in\Bbb Z_{>0}^{3}$ there exists $x\in \Bbb Z_{>0}$, such that: $m^x \equiv x^n\pmod k$

Published on 14 Nov 2022 - 16:11

score 150 · Answer 9 · 2026-03-31 20:59:39

150

Views

Is $650$ the only solution not fitting in the family?

Published on 31 Mar 2026 - 20:59

score 155 · Answer 10 · 2026-03-26 04:13:27

155

Views

Filling space with polycube snakes

Published on 26 Mar 2026 - 4:13

score 106 · Answer 11 · 2026-03-26 13:01:04

106

Views

Proving a variation of Lemoine's Conjecture by assuming the strong Goldbach Conjecture

Published on 26 Mar 2026 - 13:01

score 884 · Answer 12 · 2026-04-01 04:25:28

884

Views

Regular polygon of radius $1$ with diagonals: mysterious ring of radius $1/e$?

Published on 01 Apr 2026 - 4:25

score 201 · Answer 13 · 2022-12-16 04:55:24

201

Views

Why is it not known that $\sum_{n>0}\frac{(-1)^nn}{p_n}$ converges?

Published on 16 Dec 2022 - 4:55

score 190 · Answer 14 · 2026-03-30 11:40:45

190

Views

Conjecture about the representation of a constant $C=0.6516...$

Published on 30 Mar 2026 - 11:40

score 75 · Answer 15 · 2026-02-23 10:06:18

75

Views

How can I determine the reason for the mismatch between the value of this infinite continued fraction and the expected result?

Published on 23 Feb 2026 - 10:06

List Question

On the equation $s(n^2) = \left(\frac{q-1}{2}\right)\cdot{D(n^2)}$, if $q^k n^2$ is an odd perfect number with special prime $q$

How proof The shape of the two hearts in $\mathcal{D}^b(A_n)$ is the same if the graded undergrphas of the Ext quiver of heart of are equal

Coman's Last Conjecture stating that every prime $q \geq 11$ can be written as $3 \cdot (p_1-1) + p_2$, where both $p_1$ and $p_2$ are prime numbers.

Conjecture: There always exist $k\in \Bbb N$, such that $m^k\equiv k\pmod n$, where $m,n\in\Bbb N.$

Is this stronger conjecture about near-rep digit prime numbers true?

Any "reasonable" and "natural" false graph theory conjectures for which the Petersen graph is not a counterexample?

If $n$ is square-free and $n+1 \mid \sigma(n)$, is $n$ a prime?

Conjecture: Prove that, $\forall (m,n,k)\in\Bbb Z_{>0}^{3}$ there exists $x\in \Bbb Z_{>0}$, such that: $m^x \equiv x^n\pmod k$

Is $650$ the only solution not fitting in the family?

Filling space with polycube snakes

Proving a variation of Lemoine's Conjecture by assuming the strong Goldbach Conjecture

Regular polygon of radius $1$ with diagonals: mysterious ring of radius $1/e$?

Why is it not known that $\sum_{n>0}\frac{(-1)^nn}{p_n}$ converges?

Conjecture about the representation of a constant $C=0.6516...$

How can I determine the reason for the mismatch between the value of this infinite continued fraction and the expected result?

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