Properties

Label 2-2001-1.1-c1-0-78
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  + 2.44·2-s + 3-s + 3.97·4-s − 1.74·5-s + 2.44·6-s + 5.10·7-s + 4.84·8-s + 9-s − 4.26·10-s − 5.64·11-s + 3.97·12-s + 6.72·13-s + 12.4·14-s − 1.74·15-s + 3.87·16-s − 0.427·17-s + 2.44·18-s − 1.22·19-s − 6.94·20-s + 5.10·21-s − 13.7·22-s + 23-s + 4.84·24-s − 1.95·25-s + 16.4·26-s + 27-s + 20.3·28-s + ⋯
L(s)  = 1  + 1.72·2-s + 0.577·3-s + 1.98·4-s − 0.780·5-s + 0.998·6-s + 1.92·7-s + 1.71·8-s + 0.333·9-s − 1.34·10-s − 1.70·11-s + 1.14·12-s + 1.86·13-s + 3.33·14-s − 0.450·15-s + 0.969·16-s − 0.103·17-s + 0.576·18-s − 0.281·19-s − 1.55·20-s + 1.11·21-s − 2.94·22-s + 0.208·23-s + 0.987·24-s − 0.390·25-s + 3.22·26-s + 0.192·27-s + 3.83·28-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

\(L(1)\) \(\approx\) \(6.299302528\)
\(L(\frac12)\) \(\approx\) \(6.299302528\)
\(L(\frac{3}{2})\) 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 \( 1 - 2.44T + 2T^{2} \)
5 \( 1 + 1.74T + 5T^{2} \)
7 \( 1 - 5.10T + 7T^{2} \)
11 \( 1 + 5.64T + 11T^{2} \)
13 \( 1 - 6.72T + 13T^{2} \)
17 \( 1 + 0.427T + 17T^{2} \)
19 \( 1 + 1.22T + 19T^{2} \)
31 \( 1 - 5.44T + 31T^{2} \)
37 \( 1 + 10.5T + 37T^{2} \)
41 \( 1 - 6.52T + 41T^{2} \)
43 \( 1 + 4.88T + 43T^{2} \)
47 \( 1 + 8.92T + 47T^{2} \)
53 \( 1 - 5.99T + 53T^{2} \)
59 \( 1 - 0.440T + 59T^{2} \)
61 \( 1 + 6.08T + 61T^{2} \)
67 \( 1 - 6.28T + 67T^{2} \)
71 \( 1 - 3.56T + 71T^{2} \)
73 \( 1 + 7.59T + 73T^{2} \)
79 \( 1 - 14.5T + 79T^{2} \)
83 \( 1 + 8.12T + 83T^{2} \)
89 \( 1 - 4.45T + 89T^{2} \)
97 \( 1 + 8.18T + 97T^{2} \)
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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

−8.688300026256511557532711994649, −8.140301978657640452456253838261, −7.69578943074126808509653300764, −6.67254302993883752122842172120, −5.57998256519970821983669413345, −4.98561952220859320124882691310, −4.25910104136078221229361591144, −3.55369107941093317031895213141, −2.55616702367193452609209588715, −1.56758925097933240637642518541, 1.56758925097933240637642518541, 2.55616702367193452609209588715, 3.55369107941093317031895213141, 4.25910104136078221229361591144, 4.98561952220859320124882691310, 5.57998256519970821983669413345, 6.67254302993883752122842172120, 7.69578943074126808509653300764, 8.140301978657640452456253838261, 8.688300026256511557532711994649

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