Properties

Label 2-2001-1.1-c1-0-72
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  + 2.72·2-s − 3-s + 5.42·4-s − 1.02·5-s − 2.72·6-s + 4.32·7-s + 9.33·8-s + 9-s − 2.79·10-s + 2.38·11-s − 5.42·12-s + 0.754·13-s + 11.7·14-s + 1.02·15-s + 14.5·16-s − 1.03·17-s + 2.72·18-s − 8.17·19-s − 5.55·20-s − 4.32·21-s + 6.49·22-s + 23-s − 9.33·24-s − 3.94·25-s + 2.05·26-s − 27-s + 23.4·28-s + ⋯
L(s)  = 1  + 1.92·2-s − 0.577·3-s + 2.71·4-s − 0.458·5-s − 1.11·6-s + 1.63·7-s + 3.29·8-s + 0.333·9-s − 0.883·10-s + 0.718·11-s − 1.56·12-s + 0.209·13-s + 3.15·14-s + 0.264·15-s + 3.64·16-s − 0.252·17-s + 0.642·18-s − 1.87·19-s − 1.24·20-s − 0.944·21-s + 1.38·22-s + 0.208·23-s − 1.90·24-s − 0.789·25-s + 0.403·26-s − 0.192·27-s + 4.43·28-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

\(L(1)\) \(\approx\) \(5.776033682\)
\(L(\frac12)\) \(\approx\) \(5.776033682\)
\(L(\frac{3}{2})\) 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 \( 1 - 2.72T + 2T^{2} \)
5 \( 1 + 1.02T + 5T^{2} \)
7 \( 1 - 4.32T + 7T^{2} \)
11 \( 1 - 2.38T + 11T^{2} \)
13 \( 1 - 0.754T + 13T^{2} \)
17 \( 1 + 1.03T + 17T^{2} \)
19 \( 1 + 8.17T + 19T^{2} \)
31 \( 1 + 5.92T + 31T^{2} \)
37 \( 1 - 3.05T + 37T^{2} \)
41 \( 1 - 1.01T + 41T^{2} \)
43 \( 1 - 8.18T + 43T^{2} \)
47 \( 1 - 8.08T + 47T^{2} \)
53 \( 1 + 0.478T + 53T^{2} \)
59 \( 1 + 8.09T + 59T^{2} \)
61 \( 1 + 14.8T + 61T^{2} \)
67 \( 1 + 0.830T + 67T^{2} \)
71 \( 1 + 1.79T + 71T^{2} \)
73 \( 1 - 13.2T + 73T^{2} \)
79 \( 1 - 2.46T + 79T^{2} \)
83 \( 1 - 4.46T + 83T^{2} \)
89 \( 1 + 5.57T + 89T^{2} \)
97 \( 1 + 0.684T + 97T^{2} \)
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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

−9.046607629624092658647119232470, −7.936120284559702392556682358936, −7.39154711788446752787739912729, −6.41957118909490207052907037239, −5.83364489933189713846973421918, −4.95015460748061006234223610975, −4.26308054188449638046892759119, −3.88519814254115937014001418652, −2.34331598376472358979606254813, −1.52322863251330693470726400291, 1.52322863251330693470726400291, 2.34331598376472358979606254813, 3.88519814254115937014001418652, 4.26308054188449638046892759119, 4.95015460748061006234223610975, 5.83364489933189713846973421918, 6.41957118909490207052907037239, 7.39154711788446752787739912729, 7.936120284559702392556682358936, 9.046607629624092658647119232470

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