40

Questions
votes newest views recent
10
23
votes
7
answers
4k
views

Status of Harvey Friedman’s grand conjecture?

dec 2 11 at 7:43 David Roberts 11.9k●2●18●56

7
14
votes
1
answer
1k
views

Primes represented by two-variable quadratic polynomials

sep 16 11 at 18:23 Charles 4,189●8●27

4
13
votes
1
answer
1k
views

Are all primes in a PAP-3?

may 10 11 at 14:56 Charles 4,189●8●27

5
13
votes
1
answer
695
views

Sum of $\sum_{k=1}^nd(k^2)$

apr 17 12 at 15:20 Micah Milinovich 3,485●1●10●23

 
11
votes
3
answers
630
views

Bounds on squarefree numbers

jun 2 11 at 7:08 Greg Martin 3,506●11●21

3
11
votes
5
answers
1k
views

Asymptotic density of k-almost primes

jan 8 at 21:24 Roger Boyle 1●1

4
10
votes
1
answer
422
views

Analytic lower bounds on the first sign change of pi(x) - li(x)?

nov 11 at 10:42 Alexey Ustinov 1,356●4●13

2
8
votes
4
answers
967
views

Who first proved that there are at least n^(1-ε) primes up to n?

may 29 10 at 8:54 Wadim Zudilin 8,694●1●24●59

1
8
votes
1
answer
370
views

Is there a two-variable prime-representing polynomial (in the sense of Jones-Sato-Wada-Wiens)?

oct 4 11 at 15:21 Charles 4,189●8●27

1
8
votes
3
answers
670
views

Mertens' function in time $O(\sqrt x)$

may 10 12 at 21:13 Johan Andersson 1,978●9●16

1 2 3 4 next