Properties

Label 2-2001-1.1-c1-0-16
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  − 2.18·2-s + 3-s + 2.75·4-s − 3.64·5-s − 2.18·6-s + 2.94·7-s − 1.64·8-s + 9-s + 7.95·10-s − 2.90·11-s + 2.75·12-s + 1.83·13-s − 6.42·14-s − 3.64·15-s − 1.91·16-s + 6.16·17-s − 2.18·18-s − 7.26·19-s − 10.0·20-s + 2.94·21-s + 6.32·22-s − 23-s − 1.64·24-s + 8.30·25-s − 4.00·26-s + 27-s + 8.12·28-s + ⋯
L(s)  = 1  − 1.54·2-s + 0.577·3-s + 1.37·4-s − 1.63·5-s − 0.890·6-s + 1.11·7-s − 0.582·8-s + 0.333·9-s + 2.51·10-s − 0.874·11-s + 0.795·12-s + 0.508·13-s − 1.71·14-s − 0.941·15-s − 0.479·16-s + 1.49·17-s − 0.514·18-s − 1.66·19-s − 2.24·20-s + 0.643·21-s + 1.34·22-s − 0.208·23-s − 0.336·24-s + 1.66·25-s − 0.784·26-s + 0.192·27-s + 1.53·28-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

\(L(1)\) \(\approx\) \(0.7196344074\)
\(L(\frac12)\) \(\approx\) \(0.7196344074\)
\(L(\frac{3}{2})\) 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 \( 1 + 2.18T + 2T^{2} \)
5 \( 1 + 3.64T + 5T^{2} \)
7 \( 1 - 2.94T + 7T^{2} \)
11 \( 1 + 2.90T + 11T^{2} \)
13 \( 1 - 1.83T + 13T^{2} \)
17 \( 1 - 6.16T + 17T^{2} \)
19 \( 1 + 7.26T + 19T^{2} \)
31 \( 1 - 9.78T + 31T^{2} \)
37 \( 1 + 1.23T + 37T^{2} \)
41 \( 1 + 6.05T + 41T^{2} \)
43 \( 1 - 6.93T + 43T^{2} \)
47 \( 1 + 6.40T + 47T^{2} \)
53 \( 1 - 4.62T + 53T^{2} \)
59 \( 1 + 3.54T + 59T^{2} \)
61 \( 1 + 9.97T + 61T^{2} \)
67 \( 1 - 5.17T + 67T^{2} \)
71 \( 1 + 4.85T + 71T^{2} \)
73 \( 1 - 7.56T + 73T^{2} \)
79 \( 1 - 7.61T + 79T^{2} \)
83 \( 1 - 11.2T + 83T^{2} \)
89 \( 1 - 3.11T + 89T^{2} \)
97 \( 1 + 1.36T + 97T^{2} \)
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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

−8.752866132158578013211829739428, −8.271972802198237875031214638813, −7.925021403215995179632467079620, −7.46914363531034700310604712878, −6.41448644065048258610657277444, −4.91559931772723679991289092079, −4.17076336121403788041424756049, −3.08745180053354099013511869588, −1.89261608490204527452089851616, −0.70127434368208780426885498877, 0.70127434368208780426885498877, 1.89261608490204527452089851616, 3.08745180053354099013511869588, 4.17076336121403788041424756049, 4.91559931772723679991289092079, 6.41448644065048258610657277444, 7.46914363531034700310604712878, 7.925021403215995179632467079620, 8.271972802198237875031214638813, 8.752866132158578013211829739428

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