Properties

Label 2-2001-1.1-c1-0-81
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 $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 0.656·2-s − 3-s − 1.56·4-s + 3.35·5-s − 0.656·6-s − 2.47·7-s − 2.34·8-s + 9-s + 2.20·10-s − 1.78·11-s + 1.56·12-s + 0.0701·13-s − 1.62·14-s − 3.35·15-s + 1.59·16-s + 6.97·17-s + 0.656·18-s − 5.06·19-s − 5.25·20-s + 2.47·21-s − 1.17·22-s − 23-s + 2.34·24-s + 6.24·25-s + 0.0461·26-s − 27-s + 3.88·28-s + ⋯
L(s)  = 1  + 0.464·2-s − 0.577·3-s − 0.784·4-s + 1.49·5-s − 0.268·6-s − 0.937·7-s − 0.828·8-s + 0.333·9-s + 0.696·10-s − 0.539·11-s + 0.452·12-s + 0.0194·13-s − 0.435·14-s − 0.865·15-s + 0.399·16-s + 1.69·17-s + 0.154·18-s − 1.16·19-s − 1.17·20-s + 0.541·21-s − 0.250·22-s − 0.208·23-s + 0.478·24-s + 1.24·25-s + 0.00904·26-s − 0.192·27-s + 0.735·28-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: \(1\)
Selberg data: \((2,\ 2001,\ (\ :1/2),\ -1)\)

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)$
bad3 \( 1 + T \)
23 \( 1 + T \)
29 \( 1 + T \)
good2 \( 1 - 0.656T + 2T^{2} \)
5 \( 1 - 3.35T + 5T^{2} \)
7 \( 1 + 2.47T + 7T^{2} \)
11 \( 1 + 1.78T + 11T^{2} \)
13 \( 1 - 0.0701T + 13T^{2} \)
17 \( 1 - 6.97T + 17T^{2} \)
19 \( 1 + 5.06T + 19T^{2} \)
31 \( 1 + 4.46T + 31T^{2} \)
37 \( 1 + 9.00T + 37T^{2} \)
41 \( 1 - 0.277T + 41T^{2} \)
43 \( 1 + 7.62T + 43T^{2} \)
47 \( 1 + 3.83T + 47T^{2} \)
53 \( 1 - 3.59T + 53T^{2} \)
59 \( 1 + 4.41T + 59T^{2} \)
61 \( 1 + 2.15T + 61T^{2} \)
67 \( 1 + 7.48T + 67T^{2} \)
71 \( 1 - 13.0T + 71T^{2} \)
73 \( 1 + 5.44T + 73T^{2} \)
79 \( 1 + 14.3T + 79T^{2} \)
83 \( 1 - 12.6T + 83T^{2} \)
89 \( 1 + 2.48T + 89T^{2} \)
97 \( 1 + 11.2T + 97T^{2} \)
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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

−8.994681079936511884941044914373, −8.071439115463818694514956247715, −6.84579790702429598468905934958, −6.11441138439401751601246558577, −5.53921453956224303107386719932, −5.02232116906989047198240741004, −3.79021579615955626395637010056, −2.92803469312906382951106176024, −1.60990813641415412058063364387, 0, 1.60990813641415412058063364387, 2.92803469312906382951106176024, 3.79021579615955626395637010056, 5.02232116906989047198240741004, 5.53921453956224303107386719932, 6.11441138439401751601246558577, 6.84579790702429598468905934958, 8.071439115463818694514956247715, 8.994681079936511884941044914373

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