Properties

Label 2-2001-1.1-c1-0-6
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-s − 3-s − 4-s − 3.56·5-s − 6-s − 3·8-s + 9-s − 3.56·10-s − 3.56·11-s + 12-s − 3.56·13-s + 3.56·15-s − 16-s + 18-s − 5.12·19-s + 3.56·20-s − 3.56·22-s + 23-s + 3·24-s + 7.68·25-s − 3.56·26-s − 27-s − 29-s + 3.56·30-s − 2.43·31-s + 5·32-s + 3.56·33-s + ⋯
L(s)  = 1  + 0.707·2-s − 0.577·3-s − 0.5·4-s − 1.59·5-s − 0.408·6-s − 1.06·8-s + 0.333·9-s − 1.12·10-s − 1.07·11-s + 0.288·12-s − 0.987·13-s + 0.919·15-s − 0.250·16-s + 0.235·18-s − 1.17·19-s + 0.796·20-s − 0.759·22-s + 0.208·23-s + 0.612·24-s + 1.53·25-s − 0.698·26-s − 0.192·27-s − 0.185·29-s + 0.650·30-s − 0.437·31-s + 0.883·32-s + 0.619·33-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

\(L(1)\) \(\approx\) \(0.4234021087\)
\(L(\frac12)\) \(\approx\) \(0.4234021087\)
\(L(\frac{3}{2})\) 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 \( 1 - T + 2T^{2} \)
5 \( 1 + 3.56T + 5T^{2} \)
7 \( 1 + 7T^{2} \)
11 \( 1 + 3.56T + 11T^{2} \)
13 \( 1 + 3.56T + 13T^{2} \)
17 \( 1 + 17T^{2} \)
19 \( 1 + 5.12T + 19T^{2} \)
31 \( 1 + 2.43T + 31T^{2} \)
37 \( 1 - 2.43T + 37T^{2} \)
41 \( 1 - 7.56T + 41T^{2} \)
43 \( 1 + 4.24T + 43T^{2} \)
47 \( 1 - 7.12T + 47T^{2} \)
53 \( 1 + 4.24T + 53T^{2} \)
59 \( 1 - 9.56T + 59T^{2} \)
61 \( 1 + 11.8T + 61T^{2} \)
67 \( 1 - 6.43T + 67T^{2} \)
71 \( 1 - 10.4T + 71T^{2} \)
73 \( 1 + 5.12T + 73T^{2} \)
79 \( 1 + 2T + 79T^{2} \)
83 \( 1 + 7.12T + 83T^{2} \)
89 \( 1 - 17.3T + 89T^{2} \)
97 \( 1 + 13.3T + 97T^{2} \)
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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

−9.082600818101672452751385614439, −8.183843334691155677011810559289, −7.64469911968013578429522544289, −6.77752908397044180608403870620, −5.74350005772684411669623741412, −4.88904497444920443529843668000, −4.40713405169146397278875608132, −3.59158761092533221702629739948, −2.56352804421660676692055692579, −0.37940921174198785799859144063, 0.37940921174198785799859144063, 2.56352804421660676692055692579, 3.59158761092533221702629739948, 4.40713405169146397278875608132, 4.88904497444920443529843668000, 5.74350005772684411669623741412, 6.77752908397044180608403870620, 7.64469911968013578429522544289, 8.183843334691155677011810559289, 9.082600818101672452751385614439

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