Properties

Label 2-2303-1.1-c3-0-335
Degree $2$
Conductor $2303$
Sign $-1$
Analytic cond. $135.881$
Root an. cond. $11.6568$
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  − 1.32·2-s + 3.35·3-s − 6.25·4-s + 2.79·5-s − 4.43·6-s + 18.8·8-s − 15.7·9-s − 3.68·10-s − 29.3·11-s − 20.9·12-s + 76.2·13-s + 9.36·15-s + 25.2·16-s − 47.1·17-s + 20.7·18-s + 149.·19-s − 17.4·20-s + 38.7·22-s − 36.2·23-s + 63.1·24-s − 117.·25-s − 100.·26-s − 143.·27-s + 21.9·29-s − 12.3·30-s − 248.·31-s − 183.·32-s + ⋯
L(s)  = 1  − 0.466·2-s + 0.645·3-s − 0.782·4-s + 0.249·5-s − 0.301·6-s + 0.831·8-s − 0.582·9-s − 0.116·10-s − 0.804·11-s − 0.505·12-s + 1.62·13-s + 0.161·15-s + 0.393·16-s − 0.673·17-s + 0.272·18-s + 1.81·19-s − 0.195·20-s + 0.375·22-s − 0.328·23-s + 0.537·24-s − 0.937·25-s − 0.758·26-s − 1.02·27-s + 0.140·29-s − 0.0752·30-s − 1.43·31-s − 1.01·32-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2303 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2303 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2303\)    =    \(7^{2} \cdot 47\)
Sign: $-1$
Analytic conductor: \(135.881\)
Root analytic conductor: \(11.6568\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 2303,\ (\ :3/2),\ -1)\)

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)$
bad7 \( 1 \)
47 \( 1 + 47T \)
good2 \( 1 + 1.32T + 8T^{2} \)
3 \( 1 - 3.35T + 27T^{2} \)
5 \( 1 - 2.79T + 125T^{2} \)
11 \( 1 + 29.3T + 1.33e3T^{2} \)
13 \( 1 - 76.2T + 2.19e3T^{2} \)
17 \( 1 + 47.1T + 4.91e3T^{2} \)
19 \( 1 - 149.T + 6.85e3T^{2} \)
23 \( 1 + 36.2T + 1.21e4T^{2} \)
29 \( 1 - 21.9T + 2.43e4T^{2} \)
31 \( 1 + 248.T + 2.97e4T^{2} \)
37 \( 1 - 231.T + 5.06e4T^{2} \)
41 \( 1 + 426.T + 6.89e4T^{2} \)
43 \( 1 + 14.9T + 7.95e4T^{2} \)
53 \( 1 - 190.T + 1.48e5T^{2} \)
59 \( 1 - 884.T + 2.05e5T^{2} \)
61 \( 1 - 650.T + 2.26e5T^{2} \)
67 \( 1 - 636.T + 3.00e5T^{2} \)
71 \( 1 - 912.T + 3.57e5T^{2} \)
73 \( 1 + 676.T + 3.89e5T^{2} \)
79 \( 1 + 501.T + 4.93e5T^{2} \)
83 \( 1 + 979.T + 5.71e5T^{2} \)
89 \( 1 - 643.T + 7.04e5T^{2} \)
97 \( 1 + 1.45e3T + 9.12e5T^{2} \)
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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

−8.317633239154504848049378095444, −7.902013314312108568640627689212, −6.91399050193159409995824152435, −5.64062225793781579151867497050, −5.33352052700302158996842848365, −3.95812999661558750370933204072, −3.41547236318350055530005912029, −2.24685250049353438277744240770, −1.15822906632934587237455381954, 0, 1.15822906632934587237455381954, 2.24685250049353438277744240770, 3.41547236318350055530005912029, 3.95812999661558750370933204072, 5.33352052700302158996842848365, 5.64062225793781579151867497050, 6.91399050193159409995824152435, 7.902013314312108568640627689212, 8.317633239154504848049378095444

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