Properties

Label 2-2001-1.1-c1-0-20
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  − 0.661·2-s − 3-s − 1.56·4-s − 1.16·5-s + 0.661·6-s + 4.79·7-s + 2.35·8-s + 9-s + 0.768·10-s − 0.481·11-s + 1.56·12-s − 3.88·13-s − 3.17·14-s + 1.16·15-s + 1.56·16-s + 7.41·17-s − 0.661·18-s + 4.27·19-s + 1.81·20-s − 4.79·21-s + 0.318·22-s + 23-s − 2.35·24-s − 3.65·25-s + 2.57·26-s − 27-s − 7.49·28-s + ⋯
L(s)  = 1  − 0.468·2-s − 0.577·3-s − 0.780·4-s − 0.519·5-s + 0.270·6-s + 1.81·7-s + 0.833·8-s + 0.333·9-s + 0.243·10-s − 0.145·11-s + 0.450·12-s − 1.07·13-s − 0.849·14-s + 0.299·15-s + 0.390·16-s + 1.79·17-s − 0.156·18-s + 0.979·19-s + 0.405·20-s − 1.04·21-s + 0.0679·22-s + 0.208·23-s − 0.481·24-s − 0.730·25-s + 0.504·26-s − 0.192·27-s − 1.41·28-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

\(L(1)\) \(\approx\) \(0.9970467399\)
\(L(\frac12)\) \(\approx\) \(0.9970467399\)
\(L(\frac{3}{2})\) 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 \( 1 + 0.661T + 2T^{2} \)
5 \( 1 + 1.16T + 5T^{2} \)
7 \( 1 - 4.79T + 7T^{2} \)
11 \( 1 + 0.481T + 11T^{2} \)
13 \( 1 + 3.88T + 13T^{2} \)
17 \( 1 - 7.41T + 17T^{2} \)
19 \( 1 - 4.27T + 19T^{2} \)
31 \( 1 + 0.692T + 31T^{2} \)
37 \( 1 + 5.71T + 37T^{2} \)
41 \( 1 - 6.42T + 41T^{2} \)
43 \( 1 + 8.76T + 43T^{2} \)
47 \( 1 - 0.616T + 47T^{2} \)
53 \( 1 - 6.31T + 53T^{2} \)
59 \( 1 - 1.01T + 59T^{2} \)
61 \( 1 + 6.33T + 61T^{2} \)
67 \( 1 + 11.6T + 67T^{2} \)
71 \( 1 - 6.45T + 71T^{2} \)
73 \( 1 - 14.7T + 73T^{2} \)
79 \( 1 + 2.44T + 79T^{2} \)
83 \( 1 - 11.5T + 83T^{2} \)
89 \( 1 - 1.71T + 89T^{2} \)
97 \( 1 - 3.96T + 97T^{2} \)
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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

−9.170393484403170376804146988585, −8.162167781566003162530764742117, −7.71415945642561547789839299111, −7.28486354471635431228541571790, −5.57011778450257411094979589947, −5.15221390108195133445830431398, −4.49203732300997790852278073299, −3.48050575078421359514014117924, −1.79424540100270947799411083247, −0.78632197720961587697795483875, 0.78632197720961587697795483875, 1.79424540100270947799411083247, 3.48050575078421359514014117924, 4.49203732300997790852278073299, 5.15221390108195133445830431398, 5.57011778450257411094979589947, 7.28486354471635431228541571790, 7.71415945642561547789839299111, 8.162167781566003162530764742117, 9.170393484403170376804146988585

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