Eric Naslund's user avatar
Eric Naslund's user avatar
Eric Naslund's user avatar
Eric Naslund
  • Member for 13 years, 2 months
  • Last seen this week
74 votes
Accepted

Number of elements in the set $\{1,\cdots,n\}\cdot\{1,\cdots,n\}$

49 votes

Examples of seemingly elementary problems that are hard to solve?

41 votes

Does Zhang's theorem generalize to $3$ or more primes in an interval of fixed length?

40 votes
Accepted

What is the crucial difference the Maynard/Tao approach and Goldston-Pintz-Yildirim that extends to prime k-tuples with $k>2$

29 votes
Accepted

Every prime number > 19 divides one plus the product of two smaller primes?

27 votes
Accepted

Combinatorial interpretation of ${i\choose n}$, where $i^2=-1$

26 votes

How many different numbers can be obtained as product of first $n$ natural numbers?

25 votes
Accepted

Why is the Chebyshev function relevant to the Prime Number Theorem

22 votes

Series whose convergence is not known

22 votes
Accepted

Using Quotient of Prime Numbers to Approximation Reals

22 votes
Accepted

On prime numbers

20 votes
Accepted

$P(s)=1-\sqrt{\frac{2}{\zeta(s)}-\sqrt{\frac{2}{\zeta(2s)}-\sqrt{\frac{2}{\zeta(4s)}-\sqrt{\frac{2}{\zeta(8s)}-...}}}}$

19 votes
Accepted

Elementary Proof of Infinitely many primes $\mathfrak{p} \in \mathbb{Z}[i]$ in the sector $\theta < \arg \mathfrak{p} <\phi $

19 votes

Knight tour prime (conjecture)

18 votes

Contest problems with connections to deeper mathematics

17 votes

Is $\int_0^\infty{dx\over x^{x^{x^x}}}<\int_0^\infty{dx\over x^{x^{x^{x^{x^x}}}}}<\int_0^\infty{dx\over x^{x^{x^{x^{x^{x^{x^x}}}}}}}<\cdots$ true?

16 votes

Primes with more ones than zeroes in their Binary expansion

15 votes
Accepted

Upper density of the set of $n$'s such that $p(n)$ is prime, where $p$ is polynomial

14 votes
Accepted

Can an infinite number of mathematicians guess the number in a box with only one error?

14 votes

Teaching undergraduate students to write proofs

14 votes

Which Fibonacci numbers are the sum of two squares?

13 votes
Accepted

Binomial coefficient in Andrews' partition book

13 votes
Accepted

An application of Mobius Inversion in a paper of Shintani

13 votes
Accepted

How big can a set of integers be if all pairs have small gcd?

12 votes
Accepted

The tightest prime zipper

11 votes

Median largest-prime-factor

11 votes
Accepted

which integers take the form $x^2 + xy + y^2$?

11 votes
Accepted

When does this interesting sum diverge?

11 votes
Accepted

The Bourgain-Demeter-Guth breakthrough and the Riemann zeta function?

11 votes

3-7 primes in base 10