Properties

Label 2-2005-1.1-c1-0-122
Degree $2$
Conductor $2005$
Sign $-1$
Analytic cond. $16.0100$
Root an. cond. $4.00125$
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  + 1.75·2-s + 0.604·3-s + 1.06·4-s − 5-s + 1.05·6-s − 1.98·7-s − 1.63·8-s − 2.63·9-s − 1.75·10-s + 4.62·11-s + 0.645·12-s + 1.49·13-s − 3.47·14-s − 0.604·15-s − 4.99·16-s − 0.0579·17-s − 4.61·18-s − 6.32·19-s − 1.06·20-s − 1.19·21-s + 8.10·22-s − 2.71·23-s − 0.988·24-s + 25-s + 2.62·26-s − 3.40·27-s − 2.11·28-s + ⋯
L(s)  = 1  + 1.23·2-s + 0.349·3-s + 0.533·4-s − 0.447·5-s + 0.432·6-s − 0.749·7-s − 0.577·8-s − 0.878·9-s − 0.553·10-s + 1.39·11-s + 0.186·12-s + 0.415·13-s − 0.928·14-s − 0.156·15-s − 1.24·16-s − 0.0140·17-s − 1.08·18-s − 1.45·19-s − 0.238·20-s − 0.261·21-s + 1.72·22-s − 0.566·23-s − 0.201·24-s + 0.200·25-s + 0.514·26-s − 0.655·27-s − 0.399·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2005 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2005 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2005\)    =    \(5 \cdot 401\)
Sign: $-1$
Analytic conductor: \(16.0100\)
Root analytic conductor: \(4.00125\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 2005,\ (\ :1/2),\ -1)\)

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)$
bad5 \( 1 + T \)
401 \( 1 + T \)
good2 \( 1 - 1.75T + 2T^{2} \)
3 \( 1 - 0.604T + 3T^{2} \)
7 \( 1 + 1.98T + 7T^{2} \)
11 \( 1 - 4.62T + 11T^{2} \)
13 \( 1 - 1.49T + 13T^{2} \)
17 \( 1 + 0.0579T + 17T^{2} \)
19 \( 1 + 6.32T + 19T^{2} \)
23 \( 1 + 2.71T + 23T^{2} \)
29 \( 1 + 3.22T + 29T^{2} \)
31 \( 1 + 1.11T + 31T^{2} \)
37 \( 1 + 8.23T + 37T^{2} \)
41 \( 1 - 2.09T + 41T^{2} \)
43 \( 1 + 11.1T + 43T^{2} \)
47 \( 1 - 4.83T + 47T^{2} \)
53 \( 1 - 7.80T + 53T^{2} \)
59 \( 1 + 13.2T + 59T^{2} \)
61 \( 1 + 2.32T + 61T^{2} \)
67 \( 1 - 3.57T + 67T^{2} \)
71 \( 1 - 3.42T + 71T^{2} \)
73 \( 1 + 13.8T + 73T^{2} \)
79 \( 1 - 14.4T + 79T^{2} \)
83 \( 1 - 4.50T + 83T^{2} \)
89 \( 1 - 10.4T + 89T^{2} \)
97 \( 1 - 17.6T + 97T^{2} \)
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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

−8.927654784831311697670389786307, −8.054186233279898328716347360963, −6.75987179799912743014431704979, −6.33987962028641578937739634029, −5.56737273002418496169077795769, −4.46410481900380362875662110878, −3.70233538624644657091896197242, −3.27406978255834388405745532434, −2.04074997549911250139950663682, 0, 2.04074997549911250139950663682, 3.27406978255834388405745532434, 3.70233538624644657091896197242, 4.46410481900380362875662110878, 5.56737273002418496169077795769, 6.33987962028641578937739634029, 6.75987179799912743014431704979, 8.054186233279898328716347360963, 8.927654784831311697670389786307

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