Properties

Label 2-2842-1.1-c1-0-48
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 $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2-s − 1.41·3-s + 4-s − 0.157·5-s + 1.41·6-s − 8-s − 0.999·9-s + 0.157·10-s + 3.17·11-s − 1.41·12-s + 0.157·13-s + 0.222·15-s + 16-s − 3.23·17-s + 0.999·18-s + 6.22·19-s − 0.157·20-s − 3.17·22-s − 9.39·23-s + 1.41·24-s − 4.97·25-s − 0.157·26-s + 5.65·27-s − 29-s − 0.222·30-s + 9.45·31-s − 32-s + ⋯
L(s)  = 1  − 0.707·2-s − 0.816·3-s + 0.5·4-s − 0.0703·5-s + 0.577·6-s − 0.353·8-s − 0.333·9-s + 0.0497·10-s + 0.957·11-s − 0.408·12-s + 0.0436·13-s + 0.0574·15-s + 0.250·16-s − 0.784·17-s + 0.235·18-s + 1.42·19-s − 0.0351·20-s − 0.677·22-s − 1.95·23-s + 0.288·24-s − 0.995·25-s − 0.0308·26-s + 1.08·27-s − 0.185·29-s − 0.0406·30-s + 1.69·31-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: \(1\)
Selberg data: \((2,\ 2842,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) 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 \( 1 + 1.41T + 3T^{2} \)
5 \( 1 + 0.157T + 5T^{2} \)
11 \( 1 - 3.17T + 11T^{2} \)
13 \( 1 - 0.157T + 13T^{2} \)
17 \( 1 + 3.23T + 17T^{2} \)
19 \( 1 - 6.22T + 19T^{2} \)
23 \( 1 + 9.39T + 23T^{2} \)
31 \( 1 - 9.45T + 31T^{2} \)
37 \( 1 + 6.95T + 37T^{2} \)
41 \( 1 - 4.39T + 41T^{2} \)
43 \( 1 - 4.79T + 43T^{2} \)
47 \( 1 + 11.9T + 47T^{2} \)
53 \( 1 - 12.7T + 53T^{2} \)
59 \( 1 - 6.06T + 59T^{2} \)
61 \( 1 - 1.97T + 61T^{2} \)
67 \( 1 + 4T + 67T^{2} \)
71 \( 1 + 16.1T + 71T^{2} \)
73 \( 1 + 13.6T + 73T^{2} \)
79 \( 1 - 6.57T + 79T^{2} \)
83 \( 1 - 10.5T + 83T^{2} \)
89 \( 1 - 0.942T + 89T^{2} \)
97 \( 1 - 2.42T + 97T^{2} \)
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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

−8.444056647044886638521240840625, −7.71578363843845308008852913395, −6.83854897288823603340529503748, −6.14542670794784822772722313783, −5.60898223522380967906597597246, −4.50324920183427532500792525706, −3.58717597726373302331172034397, −2.39818515534912050775541502373, −1.23271199009795493291317899199, 0, 1.23271199009795493291317899199, 2.39818515534912050775541502373, 3.58717597726373302331172034397, 4.50324920183427532500792525706, 5.60898223522380967906597597246, 6.14542670794784822772722313783, 6.83854897288823603340529503748, 7.71578363843845308008852913395, 8.444056647044886638521240840625

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