Summations of Legendre Symbols with an odd prime p
92416
About a sum of Legendre symbols associated to an odd prime
140458
Infinite summation involving exponents
149409
Is the series $\sum_{1}^{\infty}\frac{1}{p_{j}}$ where $p_{j}$ is the $j$th prime convergent?
139296
Visualizing the primes with the Riemann Zeta function
8806
Summation of binomial coefficients
22962
How to show $\binom{2p}{p} \equiv 2\pmod p$?
35525
Methods to compute $\sum_{k=1}^nk^p$ without Faulhaber's formula
99001
General identity for a double summation theorem
91239
Sum of binomial coefficients involving $n,p,q,r$
120282
Sum of two co-prime integers
138704
when p is sum of two square integer, prove (a/p) which is legendre symbol = 1
119630
For an odd prime $p$, $\;p =1 \pmod 4,\; \;x^2+1 = 0 \pmod p$
132984
$\sum\limits_{k=0}^{\frac{p-1}2}3^k\binom{p}{k}\equiv 2^p-1\pmod{p^2}$
107924
Prove (or derive) the de Polignac formula for the prime decomposition of $n!$
128608
Closed form for the series $a+a^p+(a^p)^p+\dots$
137109
Evaluating a summation of inverse squares over odd indices
151636
Fast way to calculate n! mod m where m is prime?