Sum of square root of $n$ primes as a nested square root
47463
Converting sums of square-roots to nested square-roots
48363
Nested Radical of Ramanujan
37603
Finding the Integer part of $\sum_{k=2} ^{9999}\frac{1}{\sqrt k}$
13098
Find a formula for $\sum\limits_{k=1}^n \lfloor \sqrt{k} \rfloor$
150822
Finding $\sum_{k=0}^{n-1}\frac{\alpha_k}{2-\alpha_k}$, where $\alpha_k$ are the $n$-th roots of unity
91239
Sum of binomial coefficients involving $n,p,q,r$
116360
Sum of n-th roots of unity
158161
$\mathbb{Q}(\sqrt p_{1}+\sqrt p_{2})=\mathbb{Q}(\sqrt p_{1},\sqrt p_{2})$ for $p_{1},p_{2}$ primes.
84167
Regarding the sum $\sum_{p \ \text{prime}} \sin p$
41925
What is the distribution of primes modulo $n$?
113891
The limit of a sum of the form $a_0 \sqrt n + a_1 \sqrt {n + 1} +\cdots + a_k \sqrt {n + k}$
67502
Sum of reciprocal prime numbers
76282
Prime number expressible as $2^2+3^3+5^5+7^7+11^{11}+\cdots$
153989
How to evaluate the sum $\frac{1}{\sqrt{n}}+\frac{1}{\sqrt{2n}}+\cdots+\frac{1}{\sqrt{n^2}}$ when $n$ grows?
155886
let q be an odd prime and p a prime dividing $1+n+\dots+n^{q-1}$
94060
Sum of square binomial coefficients
108694
Efficient computation of $\sum_{i=1}^{i=\left \lfloor {\sqrt{N}} \right \rfloor}\left \lfloor \frac{N}{i^{2}} \right \rfloor$