Properties

Label 2-2842-1.1-c1-0-7
Degree $2$
Conductor $2842$
Sign $1$
Analytic cond. $22.6934$
Root an. cond. $4.76376$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2-s + 1.16·3-s + 4-s − 1.76·5-s − 1.16·6-s − 8-s − 1.64·9-s + 1.76·10-s − 4.41·11-s + 1.16·12-s − 5.30·13-s − 2.05·15-s + 16-s − 0.211·17-s + 1.64·18-s + 5.92·19-s − 1.76·20-s + 4.41·22-s + 7.96·23-s − 1.16·24-s − 1.87·25-s + 5.30·26-s − 5.40·27-s − 29-s + 2.05·30-s − 4.52·31-s − 32-s + ⋯
L(s)  = 1  − 0.707·2-s + 0.671·3-s + 0.5·4-s − 0.790·5-s − 0.474·6-s − 0.353·8-s − 0.549·9-s + 0.558·10-s − 1.33·11-s + 0.335·12-s − 1.47·13-s − 0.530·15-s + 0.250·16-s − 0.0511·17-s + 0.388·18-s + 1.35·19-s − 0.395·20-s + 0.941·22-s + 1.66·23-s − 0.237·24-s − 0.375·25-s + 1.03·26-s − 1.03·27-s − 0.185·29-s + 0.374·30-s − 0.813·31-s − 0.176·32-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2842 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2842 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2842\)    =    \(2 \cdot 7^{2} \cdot 29\)
Sign: $1$
Analytic conductor: \(22.6934\)
Root analytic conductor: \(4.76376\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2842,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.8863388375\)
\(L(\frac12)\) \(\approx\) \(0.8863388375\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + T \)
7 \( 1 \)
29 \( 1 + T \)
good3 \( 1 - 1.16T + 3T^{2} \)
5 \( 1 + 1.76T + 5T^{2} \)
11 \( 1 + 4.41T + 11T^{2} \)
13 \( 1 + 5.30T + 13T^{2} \)
17 \( 1 + 0.211T + 17T^{2} \)
19 \( 1 - 5.92T + 19T^{2} \)
23 \( 1 - 7.96T + 23T^{2} \)
31 \( 1 + 4.52T + 31T^{2} \)
37 \( 1 - 3.93T + 37T^{2} \)
41 \( 1 - 7.53T + 41T^{2} \)
43 \( 1 + 9.60T + 43T^{2} \)
47 \( 1 - 8.49T + 47T^{2} \)
53 \( 1 - 13.2T + 53T^{2} \)
59 \( 1 - 8.33T + 59T^{2} \)
61 \( 1 - 5.19T + 61T^{2} \)
67 \( 1 - 3.69T + 67T^{2} \)
71 \( 1 + 11.5T + 71T^{2} \)
73 \( 1 - 7.62T + 73T^{2} \)
79 \( 1 - 12.7T + 79T^{2} \)
83 \( 1 - 7.60T + 83T^{2} \)
89 \( 1 - 3.29T + 89T^{2} \)
97 \( 1 + 14.1T + 97T^{2} \)
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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

−8.776808912007423609189366171073, −7.906954247864156883457912251249, −7.55224486687364352144409694494, −7.00765479337479825678741877543, −5.53481927538962070331257642432, −5.08141757691874179479580838381, −3.76016155336027590505807824341, −2.85194794283812208400962066810, −2.33447169333467886149645158058, −0.58954189480973097727406201329, 0.58954189480973097727406201329, 2.33447169333467886149645158058, 2.85194794283812208400962066810, 3.76016155336027590505807824341, 5.08141757691874179479580838381, 5.53481927538962070331257642432, 7.00765479337479825678741877543, 7.55224486687364352144409694494, 7.906954247864156883457912251249, 8.776808912007423609189366171073

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