Properties

Label 2-1040-1.1-c1-0-13
Degree $2$
Conductor $1040$
Sign $1$
Analytic cond. $8.30444$
Root an. cond. $2.88174$
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  + 2.44·3-s + 5-s − 2·7-s + 2.99·9-s + 4.44·11-s − 13-s + 2.44·15-s + 6.89·17-s − 0.449·19-s − 4.89·21-s − 6.44·23-s + 25-s + 4·29-s + 4.44·31-s + 10.8·33-s − 2·35-s + 4.89·37-s − 2.44·39-s + 10.8·41-s − 11.3·43-s + 2.99·45-s + 2·47-s − 3·49-s + 16.8·51-s + 1.10·53-s + 4.44·55-s − 1.10·57-s + ⋯
L(s)  = 1  + 1.41·3-s + 0.447·5-s − 0.755·7-s + 0.999·9-s + 1.34·11-s − 0.277·13-s + 0.632·15-s + 1.67·17-s − 0.103·19-s − 1.06·21-s − 1.34·23-s + 0.200·25-s + 0.742·29-s + 0.799·31-s + 1.89·33-s − 0.338·35-s + 0.805·37-s − 0.392·39-s + 1.70·41-s − 1.73·43-s + 0.447·45-s + 0.291·47-s − 0.428·49-s + 2.36·51-s + 0.151·53-s + 0.599·55-s − 0.145·57-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1040 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1040 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1040\)    =    \(2^{4} \cdot 5 \cdot 13\)
Sign: $1$
Analytic conductor: \(8.30444\)
Root analytic conductor: \(2.88174\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1040,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.794436604\)
\(L(\frac12)\) \(\approx\) \(2.794436604\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 - T \)
13 \( 1 + T \)
good3 \( 1 - 2.44T + 3T^{2} \)
7 \( 1 + 2T + 7T^{2} \)
11 \( 1 - 4.44T + 11T^{2} \)
17 \( 1 - 6.89T + 17T^{2} \)
19 \( 1 + 0.449T + 19T^{2} \)
23 \( 1 + 6.44T + 23T^{2} \)
29 \( 1 - 4T + 29T^{2} \)
31 \( 1 - 4.44T + 31T^{2} \)
37 \( 1 - 4.89T + 37T^{2} \)
41 \( 1 - 10.8T + 41T^{2} \)
43 \( 1 + 11.3T + 43T^{2} \)
47 \( 1 - 2T + 47T^{2} \)
53 \( 1 - 1.10T + 53T^{2} \)
59 \( 1 + 9.34T + 59T^{2} \)
61 \( 1 + 5.79T + 61T^{2} \)
67 \( 1 - 5.10T + 67T^{2} \)
71 \( 1 - 3.55T + 71T^{2} \)
73 \( 1 + 14.6T + 73T^{2} \)
79 \( 1 + 4.89T + 79T^{2} \)
83 \( 1 + 2T + 83T^{2} \)
89 \( 1 - 6T + 89T^{2} \)
97 \( 1 - 7.79T + 97T^{2} \)
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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

−9.694865661692728389419036769782, −9.256412962290186198264348315753, −8.294543470082443606721732593525, −7.64600853140530620705136686083, −6.56044804036594198344249391208, −5.84928530986272105417580384848, −4.34801535491750197447662144844, −3.46116090705471850123679945848, −2.68803273995179098117398992176, −1.42054061096595350834882889504, 1.42054061096595350834882889504, 2.68803273995179098117398992176, 3.46116090705471850123679945848, 4.34801535491750197447662144844, 5.84928530986272105417580384848, 6.56044804036594198344249391208, 7.64600853140530620705136686083, 8.294543470082443606721732593525, 9.256412962290186198264348315753, 9.694865661692728389419036769782

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