Properties

Label 2-28e2-1.1-c3-0-52
Degree $2$
Conductor $784$
Sign $-1$
Analytic cond. $46.2574$
Root an. cond. $6.80128$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 5.65·3-s − 5.65·5-s + 5.00·9-s + 4·11-s + 5.65·13-s − 32.0·15-s − 124.·17-s + 130.·19-s − 120·23-s − 93·25-s − 124.·27-s + 218·29-s − 147.·31-s + 22.6·33-s + 130·37-s + 32.0·39-s − 147.·41-s − 332·43-s − 28.2·45-s − 124.·47-s − 704·51-s − 498·53-s − 22.6·55-s + 736·57-s − 548.·59-s + 650.·61-s − 32.0·65-s + ⋯
L(s)  = 1  + 1.08·3-s − 0.505·5-s + 0.185·9-s + 0.109·11-s + 0.120·13-s − 0.550·15-s − 1.77·17-s + 1.57·19-s − 1.08·23-s − 0.743·25-s − 0.887·27-s + 1.39·29-s − 0.852·31-s + 0.119·33-s + 0.577·37-s + 0.131·39-s − 0.560·41-s − 1.17·43-s − 0.0936·45-s − 0.386·47-s − 1.93·51-s − 1.29·53-s − 0.0554·55-s + 1.71·57-s − 1.21·59-s + 1.36·61-s − 0.0610·65-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: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 784,\ (\ :3/2),\ -1)\)

Particular Values

\(L(2)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{5}{2})\) 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 \( 1 - 5.65T + 27T^{2} \)
5 \( 1 + 5.65T + 125T^{2} \)
11 \( 1 - 4T + 1.33e3T^{2} \)
13 \( 1 - 5.65T + 2.19e3T^{2} \)
17 \( 1 + 124.T + 4.91e3T^{2} \)
19 \( 1 - 130.T + 6.85e3T^{2} \)
23 \( 1 + 120T + 1.21e4T^{2} \)
29 \( 1 - 218T + 2.43e4T^{2} \)
31 \( 1 + 147.T + 2.97e4T^{2} \)
37 \( 1 - 130T + 5.06e4T^{2} \)
41 \( 1 + 147.T + 6.89e4T^{2} \)
43 \( 1 + 332T + 7.95e4T^{2} \)
47 \( 1 + 124.T + 1.03e5T^{2} \)
53 \( 1 + 498T + 1.48e5T^{2} \)
59 \( 1 + 548.T + 2.05e5T^{2} \)
61 \( 1 - 650.T + 2.26e5T^{2} \)
67 \( 1 + 156T + 3.00e5T^{2} \)
71 \( 1 + 240T + 3.57e5T^{2} \)
73 \( 1 + 3.89e5T^{2} \)
79 \( 1 + 1.11e3T + 4.93e5T^{2} \)
83 \( 1 + 28.2T + 5.71e5T^{2} \)
89 \( 1 + 1.35e3T + 7.04e5T^{2} \)
97 \( 1 - 1.48e3T + 9.12e5T^{2} \)
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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

−9.355650994801239396758470410340, −8.543988144103333715747193660255, −7.949154855957726889711367425198, −7.07477750049422839598967193917, −6.02546287926552874916127092301, −4.72882197441834484432716993808, −3.76281328671330360446722216497, −2.88651536262354582739765553825, −1.76807405898652761854099314510, 0, 1.76807405898652761854099314510, 2.88651536262354582739765553825, 3.76281328671330360446722216497, 4.72882197441834484432716993808, 6.02546287926552874916127092301, 7.07477750049422839598967193917, 7.949154855957726889711367425198, 8.543988144103333715747193660255, 9.355650994801239396758470410340

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