Properties

Label 2-28e2-1.1-c3-0-16
Degree $2$
Conductor $784$
Sign $1$
Analytic cond. $46.2574$
Root an. cond. $6.80128$
Motivic weight $3$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  − 5·3-s + 9·5-s − 2·9-s + 57·11-s + 70·13-s − 45·15-s − 51·17-s + 5·19-s − 69·23-s − 44·25-s + 145·27-s + 114·29-s + 23·31-s − 285·33-s − 253·37-s − 350·39-s + 42·41-s + 124·43-s − 18·45-s + 201·47-s + 255·51-s − 393·53-s + 513·55-s − 25·57-s + 219·59-s + 709·61-s + 630·65-s + ⋯
L(s)  = 1  − 0.962·3-s + 0.804·5-s − 0.0740·9-s + 1.56·11-s + 1.49·13-s − 0.774·15-s − 0.727·17-s + 0.0603·19-s − 0.625·23-s − 0.351·25-s + 1.03·27-s + 0.729·29-s + 0.133·31-s − 1.50·33-s − 1.12·37-s − 1.43·39-s + 0.159·41-s + 0.439·43-s − 0.0596·45-s + 0.623·47-s + 0.700·51-s − 1.01·53-s + 1.25·55-s − 0.0580·57-s + 0.483·59-s + 1.48·61-s + 1.20·65-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 784 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 784 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(784\)    =    \(2^{4} \cdot 7^{2}\)
Sign: $1$
Analytic conductor: \(46.2574\)
Root analytic conductor: \(6.80128\)
Motivic weight: \(3\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 784,\ (\ :3/2),\ 1)\)

Particular Values

\(L(2)\) \(\approx\) \(1.835986524\)
\(L(\frac12)\) \(\approx\) \(1.835986524\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
7 \( 1 \)
good3 \( 1 + 5 T + p^{3} T^{2} \)
5 \( 1 - 9 T + p^{3} T^{2} \)
11 \( 1 - 57 T + p^{3} T^{2} \)
13 \( 1 - 70 T + p^{3} T^{2} \)
17 \( 1 + 3 p T + p^{3} T^{2} \)
19 \( 1 - 5 T + p^{3} T^{2} \)
23 \( 1 + 3 p T + p^{3} T^{2} \)
29 \( 1 - 114 T + p^{3} T^{2} \)
31 \( 1 - 23 T + p^{3} T^{2} \)
37 \( 1 + 253 T + p^{3} T^{2} \)
41 \( 1 - 42 T + p^{3} T^{2} \)
43 \( 1 - 124 T + p^{3} T^{2} \)
47 \( 1 - 201 T + p^{3} T^{2} \)
53 \( 1 + 393 T + p^{3} T^{2} \)
59 \( 1 - 219 T + p^{3} T^{2} \)
61 \( 1 - 709 T + p^{3} T^{2} \)
67 \( 1 + 419 T + p^{3} T^{2} \)
71 \( 1 - 96 T + p^{3} T^{2} \)
73 \( 1 - 313 T + p^{3} T^{2} \)
79 \( 1 + 461 T + p^{3} T^{2} \)
83 \( 1 + 588 T + p^{3} T^{2} \)
89 \( 1 - 1017 T + p^{3} T^{2} \)
97 \( 1 - 1834 T + p^{3} T^{2} \)
show more
show less
   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−10.00068401813598547236388508855, −9.028521445973491576918222474442, −8.452990307718546266201831828538, −6.90883437607007374537154629551, −6.19509565931142792222231728836, −5.79685773828123009783716870688, −4.54878839767810093629697884582, −3.52964449604414804826757508467, −1.90832021112420557370008271482, −0.835841188498416700760494647301, 0.835841188498416700760494647301, 1.90832021112420557370008271482, 3.52964449604414804826757508467, 4.54878839767810093629697884582, 5.79685773828123009783716870688, 6.19509565931142792222231728836, 6.90883437607007374537154629551, 8.452990307718546266201831828538, 9.028521445973491576918222474442, 10.00068401813598547236388508855

Graph of the $Z$-function along the critical line