Properties

Label 2-28e2-1.1-c5-0-4
Degree $2$
Conductor $784$
Sign $1$
Analytic cond. $125.740$
Root an. cond. $11.2134$
Motivic weight $5$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2.30·3-s − 81.0·5-s − 237.·9-s + 732.·11-s − 919.·13-s + 186.·15-s − 1.72e3·17-s − 2.44e3·19-s − 2.42e3·23-s + 3.45e3·25-s + 1.10e3·27-s + 1.01e3·29-s + 6.12e3·31-s − 1.68e3·33-s − 1.23e3·37-s + 2.11e3·39-s − 1.53e4·41-s − 1.29e4·43-s + 1.92e4·45-s − 6.55e3·47-s + 3.98e3·51-s − 3.15e4·53-s − 5.93e4·55-s + 5.62e3·57-s − 2.18e4·59-s − 2.70e4·61-s + 7.45e4·65-s + ⋯
L(s)  = 1  − 0.147·3-s − 1.45·5-s − 0.978·9-s + 1.82·11-s − 1.50·13-s + 0.214·15-s − 1.45·17-s − 1.55·19-s − 0.955·23-s + 1.10·25-s + 0.292·27-s + 0.223·29-s + 1.14·31-s − 0.269·33-s − 0.148·37-s + 0.222·39-s − 1.42·41-s − 1.07·43-s + 1.41·45-s − 0.433·47-s + 0.214·51-s − 1.54·53-s − 2.64·55-s + 0.229·57-s − 0.818·59-s − 0.929·61-s + 2.18·65-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 784 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 784 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(784\)    =    \(2^{4} \cdot 7^{2}\)
Sign: $1$
Analytic conductor: \(125.740\)
Root analytic conductor: \(11.2134\)
Motivic weight: \(5\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 784,\ (\ :5/2),\ 1)\)

Particular Values

\(L(3)\) \(\approx\) \(0.1844229340\)
\(L(\frac12)\) \(\approx\) \(0.1844229340\)
\(L(\frac{7}{2})\) 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 \( 1 + 2.30T + 243T^{2} \)
5 \( 1 + 81.0T + 3.12e3T^{2} \)
11 \( 1 - 732.T + 1.61e5T^{2} \)
13 \( 1 + 919.T + 3.71e5T^{2} \)
17 \( 1 + 1.72e3T + 1.41e6T^{2} \)
19 \( 1 + 2.44e3T + 2.47e6T^{2} \)
23 \( 1 + 2.42e3T + 6.43e6T^{2} \)
29 \( 1 - 1.01e3T + 2.05e7T^{2} \)
31 \( 1 - 6.12e3T + 2.86e7T^{2} \)
37 \( 1 + 1.23e3T + 6.93e7T^{2} \)
41 \( 1 + 1.53e4T + 1.15e8T^{2} \)
43 \( 1 + 1.29e4T + 1.47e8T^{2} \)
47 \( 1 + 6.55e3T + 2.29e8T^{2} \)
53 \( 1 + 3.15e4T + 4.18e8T^{2} \)
59 \( 1 + 2.18e4T + 7.14e8T^{2} \)
61 \( 1 + 2.70e4T + 8.44e8T^{2} \)
67 \( 1 + 8.26e3T + 1.35e9T^{2} \)
71 \( 1 + 1.71e4T + 1.80e9T^{2} \)
73 \( 1 + 9.28e3T + 2.07e9T^{2} \)
79 \( 1 + 3.91e4T + 3.07e9T^{2} \)
83 \( 1 - 1.08e5T + 3.93e9T^{2} \)
89 \( 1 - 1.78e4T + 5.58e9T^{2} \)
97 \( 1 - 2.66e4T + 8.58e9T^{2} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−9.376015112280347396450143412478, −8.575929364269933162258266030729, −7.986415515164779992651553964344, −6.76655920967596703085174895678, −6.37248342437213853519404785445, −4.71302078294795143999282520371, −4.24139903086351746967533723750, −3.15898706355581745533487266309, −1.90914320086507426577471368794, −0.18828612436152062778817851992, 0.18828612436152062778817851992, 1.90914320086507426577471368794, 3.15898706355581745533487266309, 4.24139903086351746967533723750, 4.71302078294795143999282520371, 6.37248342437213853519404785445, 6.76655920967596703085174895678, 7.986415515164779992651553964344, 8.575929364269933162258266030729, 9.376015112280347396450143412478

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