Properties

Label 2-2001-1.1-c1-0-63
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  − 1.78·2-s + 3-s + 1.18·4-s + 3.42·5-s − 1.78·6-s + 3.39·7-s + 1.45·8-s + 9-s − 6.10·10-s + 1.48·11-s + 1.18·12-s + 1.54·13-s − 6.06·14-s + 3.42·15-s − 4.96·16-s + 1.71·17-s − 1.78·18-s + 5.94·19-s + 4.04·20-s + 3.39·21-s − 2.65·22-s − 23-s + 1.45·24-s + 6.71·25-s − 2.74·26-s + 27-s + 4.01·28-s + ⋯
L(s)  = 1  − 1.26·2-s + 0.577·3-s + 0.591·4-s + 1.53·5-s − 0.728·6-s + 1.28·7-s + 0.515·8-s + 0.333·9-s − 1.93·10-s + 0.448·11-s + 0.341·12-s + 0.427·13-s − 1.62·14-s + 0.883·15-s − 1.24·16-s + 0.415·17-s − 0.420·18-s + 1.36·19-s + 0.905·20-s + 0.741·21-s − 0.566·22-s − 0.208·23-s + 0.297·24-s + 1.34·25-s − 0.539·26-s + 0.192·27-s + 0.759·28-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

\(L(1)\) \(\approx\) \(1.926333768\)
\(L(\frac12)\) \(\approx\) \(1.926333768\)
\(L(\frac{3}{2})\) 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 \( 1 + 1.78T + 2T^{2} \)
5 \( 1 - 3.42T + 5T^{2} \)
7 \( 1 - 3.39T + 7T^{2} \)
11 \( 1 - 1.48T + 11T^{2} \)
13 \( 1 - 1.54T + 13T^{2} \)
17 \( 1 - 1.71T + 17T^{2} \)
19 \( 1 - 5.94T + 19T^{2} \)
31 \( 1 + 2.03T + 31T^{2} \)
37 \( 1 + 2.86T + 37T^{2} \)
41 \( 1 - 2.74T + 41T^{2} \)
43 \( 1 - 2.40T + 43T^{2} \)
47 \( 1 - 0.626T + 47T^{2} \)
53 \( 1 + 1.96T + 53T^{2} \)
59 \( 1 + 10.3T + 59T^{2} \)
61 \( 1 + 6.34T + 61T^{2} \)
67 \( 1 + 3.34T + 67T^{2} \)
71 \( 1 + 15.8T + 71T^{2} \)
73 \( 1 + 8.02T + 73T^{2} \)
79 \( 1 - 2.84T + 79T^{2} \)
83 \( 1 + 16.8T + 83T^{2} \)
89 \( 1 + 14.5T + 89T^{2} \)
97 \( 1 - 6.93T + 97T^{2} \)
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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

−9.137217432152482213306195327674, −8.619427449384266510539120392440, −7.75359987885965335971507007544, −7.21399473496974284347795482145, −6.04558653983551340748876279818, −5.24963834774676806877310397326, −4.30640666727410919783323574879, −2.86834505910030160111158488326, −1.63163062873299282224089069959, −1.38037479549040105693073579085, 1.38037479549040105693073579085, 1.63163062873299282224089069959, 2.86834505910030160111158488326, 4.30640666727410919783323574879, 5.24963834774676806877310397326, 6.04558653983551340748876279818, 7.21399473496974284347795482145, 7.75359987885965335971507007544, 8.619427449384266510539120392440, 9.137217432152482213306195327674

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