Properties

Label 2-2001-1.1-c1-0-25
Degree $2$
Conductor $2001$
Sign $1$
Analytic cond. $15.9780$
Root an. cond. $3.99725$
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  − 1.41·2-s + 3-s + 0.00250·4-s + 0.0661·5-s − 1.41·6-s + 1.68·7-s + 2.82·8-s + 9-s − 0.0936·10-s − 6.36·11-s + 0.00250·12-s + 1.48·13-s − 2.38·14-s + 0.0661·15-s − 4.00·16-s − 0.164·17-s − 1.41·18-s + 4.96·19-s + 0.000165·20-s + 1.68·21-s + 9.00·22-s + 23-s + 2.82·24-s − 4.99·25-s − 2.09·26-s + 27-s + 0.00421·28-s + ⋯
L(s)  = 1  − 1.00·2-s + 0.577·3-s + 0.00125·4-s + 0.0295·5-s − 0.577·6-s + 0.636·7-s + 0.999·8-s + 0.333·9-s − 0.0296·10-s − 1.91·11-s + 0.000722·12-s + 0.411·13-s − 0.636·14-s + 0.0170·15-s − 1.00·16-s − 0.0400·17-s − 0.333·18-s + 1.13·19-s + 3.70e−5·20-s + 0.367·21-s + 1.91·22-s + 0.208·23-s + 0.576·24-s − 0.999·25-s − 0.411·26-s + 0.192·27-s + 0.000795·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2001 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2001 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2001\)    =    \(3 \cdot 23 \cdot 29\)
Sign: $1$
Analytic conductor: \(15.9780\)
Root analytic conductor: \(3.99725\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2001,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.143693235\)
\(L(\frac12)\) \(\approx\) \(1.143693235\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 - T \)
23 \( 1 - T \)
29 \( 1 - T \)
good2 \( 1 + 1.41T + 2T^{2} \)
5 \( 1 - 0.0661T + 5T^{2} \)
7 \( 1 - 1.68T + 7T^{2} \)
11 \( 1 + 6.36T + 11T^{2} \)
13 \( 1 - 1.48T + 13T^{2} \)
17 \( 1 + 0.164T + 17T^{2} \)
19 \( 1 - 4.96T + 19T^{2} \)
31 \( 1 - 3.38T + 31T^{2} \)
37 \( 1 - 10.0T + 37T^{2} \)
41 \( 1 - 7.66T + 41T^{2} \)
43 \( 1 - 3.17T + 43T^{2} \)
47 \( 1 - 3.81T + 47T^{2} \)
53 \( 1 - 1.23T + 53T^{2} \)
59 \( 1 + 7.72T + 59T^{2} \)
61 \( 1 + 11.1T + 61T^{2} \)
67 \( 1 - 0.107T + 67T^{2} \)
71 \( 1 + 5.18T + 71T^{2} \)
73 \( 1 - 11.9T + 73T^{2} \)
79 \( 1 - 2.20T + 79T^{2} \)
83 \( 1 - 8.12T + 83T^{2} \)
89 \( 1 - 12.9T + 89T^{2} \)
97 \( 1 - 15.0T + 97T^{2} \)
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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

−9.250100845303621855652174881399, −8.184981805871715120482905347910, −7.85538373072156271927436857552, −7.42039484254129127800016132742, −5.98794449838483864359021035802, −5.04278499259284416564602157829, −4.32835536980815219644654947608, −3.01959671856565568670779909902, −2.07010984252047416838597490245, −0.822193626087309992395528299991, 0.822193626087309992395528299991, 2.07010984252047416838597490245, 3.01959671856565568670779909902, 4.32835536980815219644654947608, 5.04278499259284416564602157829, 5.98794449838483864359021035802, 7.42039484254129127800016132742, 7.85538373072156271927436857552, 8.184981805871715120482905347910, 9.250100845303621855652174881399

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