Properties

Label 2-2001-1.1-c1-0-55
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  + 0.194·2-s + 3-s − 1.96·4-s + 4.10·5-s + 0.194·6-s + 4.22·7-s − 0.771·8-s + 9-s + 0.799·10-s − 3.86·11-s − 1.96·12-s − 2.41·13-s + 0.822·14-s + 4.10·15-s + 3.77·16-s − 0.0649·17-s + 0.194·18-s + 5.23·19-s − 8.05·20-s + 4.22·21-s − 0.751·22-s + 23-s − 0.771·24-s + 11.8·25-s − 0.470·26-s + 27-s − 8.28·28-s + ⋯
L(s)  = 1  + 0.137·2-s + 0.577·3-s − 0.981·4-s + 1.83·5-s + 0.0794·6-s + 1.59·7-s − 0.272·8-s + 0.333·9-s + 0.252·10-s − 1.16·11-s − 0.566·12-s − 0.669·13-s + 0.219·14-s + 1.05·15-s + 0.943·16-s − 0.0157·17-s + 0.0458·18-s + 1.20·19-s − 1.80·20-s + 0.921·21-s − 0.160·22-s + 0.208·23-s − 0.157·24-s + 2.37·25-s − 0.0922·26-s + 0.192·27-s − 1.56·28-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

\(L(1)\) \(\approx\) \(2.994011763\)
\(L(\frac12)\) \(\approx\) \(2.994011763\)
\(L(\frac{3}{2})\) 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 \( 1 - 0.194T + 2T^{2} \)
5 \( 1 - 4.10T + 5T^{2} \)
7 \( 1 - 4.22T + 7T^{2} \)
11 \( 1 + 3.86T + 11T^{2} \)
13 \( 1 + 2.41T + 13T^{2} \)
17 \( 1 + 0.0649T + 17T^{2} \)
19 \( 1 - 5.23T + 19T^{2} \)
31 \( 1 - 0.653T + 31T^{2} \)
37 \( 1 - 4.96T + 37T^{2} \)
41 \( 1 + 1.84T + 41T^{2} \)
43 \( 1 + 8.33T + 43T^{2} \)
47 \( 1 + 9.31T + 47T^{2} \)
53 \( 1 + 6.80T + 53T^{2} \)
59 \( 1 - 10.6T + 59T^{2} \)
61 \( 1 - 5.74T + 61T^{2} \)
67 \( 1 + 0.532T + 67T^{2} \)
71 \( 1 - 12.1T + 71T^{2} \)
73 \( 1 + 14.4T + 73T^{2} \)
79 \( 1 - 9.36T + 79T^{2} \)
83 \( 1 - 10.5T + 83T^{2} \)
89 \( 1 + 7.72T + 89T^{2} \)
97 \( 1 + 14.8T + 97T^{2} \)
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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

−9.293700130091840118795459968269, −8.295395755021847717100386014024, −7.959029592991791859207902636904, −6.82831379685140117350014939198, −5.50786765763813615178477859639, −5.19537148984417405175575400584, −4.59621767555388065136590534153, −3.08752841924676548649410876750, −2.19495904945251971564654882817, −1.25413669415418901006054657701, 1.25413669415418901006054657701, 2.19495904945251971564654882817, 3.08752841924676548649410876750, 4.59621767555388065136590534153, 5.19537148984417405175575400584, 5.50786765763813615178477859639, 6.82831379685140117350014939198, 7.959029592991791859207902636904, 8.295395755021847717100386014024, 9.293700130091840118795459968269

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