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Mathematics
Augusto Santi's user avatar
Augusto Santi's user avatar
Augusto Santi's user avatar
Augusto Santi
  • Member for 4 years, 5 months
  • Last seen more than a month ago
  • San Marino
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I live in San Marino.

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Top posts
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42
Investigating the recurrence relation $x_{n+1}=\frac{x_{n}+x_{n-1}}{(x_{n},\,x_{n-1})}+1$
Dec 29, 2021
13
On the density of a particular subset of integers
Feb 16, 2022
8
Is OEIS A046346 sequence a subset $S\subset\mathbb{N}$ s.t. $\sum_S\frac{1}{n-\pi(n)}=1$?
Apr 1, 2022
7
A singular variant of the OEIS sequence A349576
Feb 21, 2022
6
$\sum p\;$ over consecutive primes $\;p \equiv 3 \pmod 4\;$ is never a square?
Dec 18, 2020
6
Primes of the form $\frac{p^2+5}{6}$
Jul 2, 2021
6
The function $ g(n)=\sum_{\substack {1\lt k\leq n \\ \gcd(k,n)=1}}d(k-1)$
Jun 7, 2021
5
Periodic sequences of integers generated by $a_{n+1}=\operatorname{rad}(a_{n})+\operatorname{rad}(a_{n-1})$
May 17, 2022
5
About the convergence of the series $\sum_{k\ge1}\frac1{m_kp_k+1}$
Dec 27, 2020
5
Proof that the series $\sum_{n=2}^{\infty}\frac{[\Omega(n)]^\alpha}{n^2}$ converges
Jan 31, 2022
Top network posts
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15
About the number of primes which are the sum of 3 consecutive primes (OEIS A034962)
11
Does the diophantine equation $\,\prod_{k=1}^n(p_k^{x_k}-1)=y^2\,$ have always at least a solution for $\,n\gt2\,$?
10
Asymptotic behavior of a certain sum of ratios of consecutives primes
7
Some interesting experimental results about the distribution of primes
6
Representation of primes of the form $4m+3$ with double radicals