Properties

Label 2-4031-1.1-c1-0-127
Degree $2$
Conductor $4031$
Sign $-1$
Analytic cond. $32.1876$
Root an. cond. $5.67342$
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  − 1.55·2-s + 0.350·3-s + 0.406·4-s − 2.80·5-s − 0.544·6-s − 3.32·7-s + 2.47·8-s − 2.87·9-s + 4.35·10-s − 3.82·11-s + 0.142·12-s + 0.682·13-s + 5.15·14-s − 0.983·15-s − 4.64·16-s + 2.91·17-s + 4.46·18-s + 4.20·19-s − 1.14·20-s − 1.16·21-s + 5.93·22-s + 2.71·23-s + 0.866·24-s + 2.87·25-s − 1.05·26-s − 2.06·27-s − 1.35·28-s + ⋯
L(s)  = 1  − 1.09·2-s + 0.202·3-s + 0.203·4-s − 1.25·5-s − 0.222·6-s − 1.25·7-s + 0.873·8-s − 0.959·9-s + 1.37·10-s − 1.15·11-s + 0.0411·12-s + 0.189·13-s + 1.37·14-s − 0.254·15-s − 1.16·16-s + 0.706·17-s + 1.05·18-s + 0.964·19-s − 0.255·20-s − 0.254·21-s + 1.26·22-s + 0.566·23-s + 0.176·24-s + 0.574·25-s − 0.207·26-s − 0.396·27-s − 0.255·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 4031 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 4031 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(4031\)    =    \(29 \cdot 139\)
Sign: $-1$
Analytic conductor: \(32.1876\)
Root analytic conductor: \(5.67342\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 4031,\ (\ :1/2),\ -1)\)

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)$
bad29 \( 1 + T \)
139 \( 1 + T \)
good2 \( 1 + 1.55T + 2T^{2} \)
3 \( 1 - 0.350T + 3T^{2} \)
5 \( 1 + 2.80T + 5T^{2} \)
7 \( 1 + 3.32T + 7T^{2} \)
11 \( 1 + 3.82T + 11T^{2} \)
13 \( 1 - 0.682T + 13T^{2} \)
17 \( 1 - 2.91T + 17T^{2} \)
19 \( 1 - 4.20T + 19T^{2} \)
23 \( 1 - 2.71T + 23T^{2} \)
31 \( 1 - 2.51T + 31T^{2} \)
37 \( 1 + 2.72T + 37T^{2} \)
41 \( 1 - 5.25T + 41T^{2} \)
43 \( 1 - 7.56T + 43T^{2} \)
47 \( 1 - 6.67T + 47T^{2} \)
53 \( 1 + 0.715T + 53T^{2} \)
59 \( 1 + 1.54T + 59T^{2} \)
61 \( 1 - 4.04T + 61T^{2} \)
67 \( 1 + 7.46T + 67T^{2} \)
71 \( 1 - 3.18T + 71T^{2} \)
73 \( 1 - 7.53T + 73T^{2} \)
79 \( 1 + 10.7T + 79T^{2} \)
83 \( 1 - 4.35T + 83T^{2} \)
89 \( 1 - 9.22T + 89T^{2} \)
97 \( 1 + 17.8T + 97T^{2} \)
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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

−8.054385892668177128230023803241, −7.62778546667736746577612986809, −7.03632422126277969434591811572, −5.90419395969504321748546818410, −5.14703550223467924667379653175, −4.05467790615260832546377754655, −3.25940920946107893176179950227, −2.60053018705316162628391150008, −0.845916660000218914049776647738, 0, 0.845916660000218914049776647738, 2.60053018705316162628391150008, 3.25940920946107893176179950227, 4.05467790615260832546377754655, 5.14703550223467924667379653175, 5.90419395969504321748546818410, 7.03632422126277969434591811572, 7.62778546667736746577612986809, 8.054385892668177128230023803241

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