Properties

Label 2-1856-1.1-c3-0-130
Degree $2$
Conductor $1856$
Sign $-1$
Analytic cond. $109.507$
Root an. cond. $10.4645$
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  − 7.48·3-s + 7.42·5-s + 21.6·7-s + 28.9·9-s + 39.4·11-s + 37.9·13-s − 55.5·15-s − 55.1·17-s + 40.6·19-s − 162.·21-s − 130.·23-s − 69.8·25-s − 14.7·27-s − 29·29-s − 279.·31-s − 294.·33-s + 161.·35-s − 226.·37-s − 284.·39-s − 77.8·41-s − 10.5·43-s + 215.·45-s + 242.·47-s + 127.·49-s + 412.·51-s − 584.·53-s + 292.·55-s + ⋯
L(s)  = 1  − 1.43·3-s + 0.664·5-s + 1.17·7-s + 1.07·9-s + 1.08·11-s + 0.810·13-s − 0.956·15-s − 0.787·17-s + 0.490·19-s − 1.68·21-s − 1.18·23-s − 0.558·25-s − 0.105·27-s − 0.185·29-s − 1.62·31-s − 1.55·33-s + 0.778·35-s − 1.00·37-s − 1.16·39-s − 0.296·41-s − 0.0372·43-s + 0.713·45-s + 0.752·47-s + 0.371·49-s + 1.13·51-s − 1.51·53-s + 0.718·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1856 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1856 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1856\)    =    \(2^{6} \cdot 29\)
Sign: $-1$
Analytic conductor: \(109.507\)
Root analytic conductor: \(10.4645\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1856,\ (\ :3/2),\ -1)\)

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 \( 1 \)
29 \( 1 + 29T \)
good3 \( 1 + 7.48T + 27T^{2} \)
5 \( 1 - 7.42T + 125T^{2} \)
7 \( 1 - 21.6T + 343T^{2} \)
11 \( 1 - 39.4T + 1.33e3T^{2} \)
13 \( 1 - 37.9T + 2.19e3T^{2} \)
17 \( 1 + 55.1T + 4.91e3T^{2} \)
19 \( 1 - 40.6T + 6.85e3T^{2} \)
23 \( 1 + 130.T + 1.21e4T^{2} \)
31 \( 1 + 279.T + 2.97e4T^{2} \)
37 \( 1 + 226.T + 5.06e4T^{2} \)
41 \( 1 + 77.8T + 6.89e4T^{2} \)
43 \( 1 + 10.5T + 7.95e4T^{2} \)
47 \( 1 - 242.T + 1.03e5T^{2} \)
53 \( 1 + 584.T + 1.48e5T^{2} \)
59 \( 1 - 87.1T + 2.05e5T^{2} \)
61 \( 1 + 48.1T + 2.26e5T^{2} \)
67 \( 1 + 100.T + 3.00e5T^{2} \)
71 \( 1 + 803.T + 3.57e5T^{2} \)
73 \( 1 + 142.T + 3.89e5T^{2} \)
79 \( 1 - 1.14e3T + 4.93e5T^{2} \)
83 \( 1 + 70.0T + 5.71e5T^{2} \)
89 \( 1 + 823.T + 7.04e5T^{2} \)
97 \( 1 + 1.66e3T + 9.12e5T^{2} \)
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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

−8.579877427947720708346330151401, −7.55872788974902670352848254579, −6.64695669279903701318710861632, −5.97485315720401263617790494554, −5.42145971108154611374790584487, −4.55605652660964079707745639428, −3.71987980221606437145491593393, −1.89655021410907941730271878142, −1.34930504802099964185116623612, 0, 1.34930504802099964185116623612, 1.89655021410907941730271878142, 3.71987980221606437145491593393, 4.55605652660964079707745639428, 5.42145971108154611374790584487, 5.97485315720401263617790494554, 6.64695669279903701318710861632, 7.55872788974902670352848254579, 8.579877427947720708346330151401

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