Properties

Label 2-403-1.1-c1-0-2
Degree $2$
Conductor $403$
Sign $1$
Analytic cond. $3.21797$
Root an. cond. $1.79387$
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  − 2.10·2-s − 2.17·3-s + 2.43·4-s + 2.39·5-s + 4.58·6-s + 1.34·7-s − 0.920·8-s + 1.73·9-s − 5.04·10-s − 2.33·11-s − 5.30·12-s − 13-s − 2.83·14-s − 5.20·15-s − 2.93·16-s + 5.95·17-s − 3.64·18-s − 3.63·19-s + 5.83·20-s − 2.92·21-s + 4.90·22-s − 0.777·23-s + 2.00·24-s + 0.731·25-s + 2.10·26-s + 2.75·27-s + 3.27·28-s + ⋯
L(s)  = 1  − 1.48·2-s − 1.25·3-s + 1.21·4-s + 1.07·5-s + 1.87·6-s + 0.508·7-s − 0.325·8-s + 0.577·9-s − 1.59·10-s − 0.702·11-s − 1.53·12-s − 0.277·13-s − 0.756·14-s − 1.34·15-s − 0.733·16-s + 1.44·17-s − 0.860·18-s − 0.833·19-s + 1.30·20-s − 0.638·21-s + 1.04·22-s − 0.162·23-s + 0.408·24-s + 0.146·25-s + 0.413·26-s + 0.530·27-s + 0.619·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 403 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 403 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(403\)    =    \(13 \cdot 31\)
Sign: $1$
Analytic conductor: \(3.21797\)
Root analytic conductor: \(1.79387\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 403,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.5061084588\)
\(L(\frac12)\) \(\approx\) \(0.5061084588\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad13 \( 1 + T \)
31 \( 1 - T \)
good2 \( 1 + 2.10T + 2T^{2} \)
3 \( 1 + 2.17T + 3T^{2} \)
5 \( 1 - 2.39T + 5T^{2} \)
7 \( 1 - 1.34T + 7T^{2} \)
11 \( 1 + 2.33T + 11T^{2} \)
17 \( 1 - 5.95T + 17T^{2} \)
19 \( 1 + 3.63T + 19T^{2} \)
23 \( 1 + 0.777T + 23T^{2} \)
29 \( 1 - 7.35T + 29T^{2} \)
37 \( 1 - 8.75T + 37T^{2} \)
41 \( 1 + 0.935T + 41T^{2} \)
43 \( 1 - 3.56T + 43T^{2} \)
47 \( 1 + 1.26T + 47T^{2} \)
53 \( 1 - 6.66T + 53T^{2} \)
59 \( 1 - 15.1T + 59T^{2} \)
61 \( 1 + 3.17T + 61T^{2} \)
67 \( 1 - 0.251T + 67T^{2} \)
71 \( 1 - 4.49T + 71T^{2} \)
73 \( 1 - 7.29T + 73T^{2} \)
79 \( 1 + 4.30T + 79T^{2} \)
83 \( 1 - 10.8T + 83T^{2} \)
89 \( 1 - 0.0610T + 89T^{2} \)
97 \( 1 + 0.767T + 97T^{2} \)
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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

−10.94229087658656599929365756000, −10.18573706658726223835498969603, −9.802950567892006567427737933616, −8.532427749189731639342925877916, −7.73115460065774563725434607991, −6.56268255995651109562822887581, −5.71591037701851222261797112642, −4.78662797687500769460929916336, −2.34223715586854073617878238859, −0.925480073843551150116958291249, 0.925480073843551150116958291249, 2.34223715586854073617878238859, 4.78662797687500769460929916336, 5.71591037701851222261797112642, 6.56268255995651109562822887581, 7.73115460065774563725434607991, 8.532427749189731639342925877916, 9.802950567892006567427737933616, 10.18573706658726223835498969603, 10.94229087658656599929365756000

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