Properties

Label 2-2001-1.1-c1-0-43
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 $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 1.57·2-s − 3-s + 0.477·4-s + 0.564·5-s + 1.57·6-s − 3.58·7-s + 2.39·8-s + 9-s − 0.888·10-s − 0.304·11-s − 0.477·12-s − 3.30·13-s + 5.63·14-s − 0.564·15-s − 4.72·16-s + 5.79·17-s − 1.57·18-s + 3.49·19-s + 0.269·20-s + 3.58·21-s + 0.478·22-s − 23-s − 2.39·24-s − 4.68·25-s + 5.20·26-s − 27-s − 1.71·28-s + ⋯
L(s)  = 1  − 1.11·2-s − 0.577·3-s + 0.238·4-s + 0.252·5-s + 0.642·6-s − 1.35·7-s + 0.847·8-s + 0.333·9-s − 0.281·10-s − 0.0917·11-s − 0.137·12-s − 0.917·13-s + 1.50·14-s − 0.145·15-s − 1.18·16-s + 1.40·17-s − 0.371·18-s + 0.801·19-s + 0.0603·20-s + 0.781·21-s + 0.102·22-s − 0.208·23-s − 0.489·24-s − 0.936·25-s + 1.02·26-s − 0.192·27-s − 0.323·28-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: \(1\)
Selberg data: \((2,\ 2001,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) 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 \( 1 + 1.57T + 2T^{2} \)
5 \( 1 - 0.564T + 5T^{2} \)
7 \( 1 + 3.58T + 7T^{2} \)
11 \( 1 + 0.304T + 11T^{2} \)
13 \( 1 + 3.30T + 13T^{2} \)
17 \( 1 - 5.79T + 17T^{2} \)
19 \( 1 - 3.49T + 19T^{2} \)
31 \( 1 - 2.40T + 31T^{2} \)
37 \( 1 - 6.97T + 37T^{2} \)
41 \( 1 - 0.962T + 41T^{2} \)
43 \( 1 - 10.6T + 43T^{2} \)
47 \( 1 + 7.76T + 47T^{2} \)
53 \( 1 - 6.81T + 53T^{2} \)
59 \( 1 + 10.6T + 59T^{2} \)
61 \( 1 + 9.74T + 61T^{2} \)
67 \( 1 - 0.430T + 67T^{2} \)
71 \( 1 + 7.39T + 71T^{2} \)
73 \( 1 - 9.36T + 73T^{2} \)
79 \( 1 - 1.31T + 79T^{2} \)
83 \( 1 - 0.543T + 83T^{2} \)
89 \( 1 - 10.0T + 89T^{2} \)
97 \( 1 - 4.33T + 97T^{2} \)
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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

−9.127204699459798105115387697713, −7.69715849995846117117613192233, −7.60583478343024736685017856141, −6.45161378698747614851978153987, −5.75847880034283833675991767678, −4.82229316420148767254696468945, −3.70336006454719280512772394098, −2.57698184202001642241448106618, −1.14395145359265771726957820746, 0, 1.14395145359265771726957820746, 2.57698184202001642241448106618, 3.70336006454719280512772394098, 4.82229316420148767254696468945, 5.75847880034283833675991767678, 6.45161378698747614851978153987, 7.60583478343024736685017856141, 7.69715849995846117117613192233, 9.127204699459798105115387697713

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