Properties

Label 2-1666-1.1-c1-0-12
Degree $2$
Conductor $1666$
Sign $1$
Analytic cond. $13.3030$
Root an. cond. $3.64733$
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-s − 3.23·3-s + 4-s + 1.23·5-s + 3.23·6-s − 8-s + 7.47·9-s − 1.23·10-s + 5.23·11-s − 3.23·12-s + 2.47·13-s − 4.00·15-s + 16-s − 17-s − 7.47·18-s + 8.47·19-s + 1.23·20-s − 5.23·22-s + 8·23-s + 3.23·24-s − 3.47·25-s − 2.47·26-s − 14.4·27-s − 5.70·29-s + 4.00·30-s + 1.52·31-s − 32-s + ⋯
L(s)  = 1  − 0.707·2-s − 1.86·3-s + 0.5·4-s + 0.552·5-s + 1.32·6-s − 0.353·8-s + 2.49·9-s − 0.390·10-s + 1.57·11-s − 0.934·12-s + 0.685·13-s − 1.03·15-s + 0.250·16-s − 0.242·17-s − 1.76·18-s + 1.94·19-s + 0.276·20-s − 1.11·22-s + 1.66·23-s + 0.660·24-s − 0.694·25-s − 0.484·26-s − 2.78·27-s − 1.05·29-s + 0.730·30-s + 0.274·31-s − 0.176·32-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1666 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1666 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1666\)    =    \(2 \cdot 7^{2} \cdot 17\)
Sign: $1$
Analytic conductor: \(13.3030\)
Root analytic conductor: \(3.64733\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1666,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.9058200887\)
\(L(\frac12)\) \(\approx\) \(0.9058200887\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + T \)
7 \( 1 \)
17 \( 1 + T \)
good3 \( 1 + 3.23T + 3T^{2} \)
5 \( 1 - 1.23T + 5T^{2} \)
11 \( 1 - 5.23T + 11T^{2} \)
13 \( 1 - 2.47T + 13T^{2} \)
19 \( 1 - 8.47T + 19T^{2} \)
23 \( 1 - 8T + 23T^{2} \)
29 \( 1 + 5.70T + 29T^{2} \)
31 \( 1 - 1.52T + 31T^{2} \)
37 \( 1 + 3.23T + 37T^{2} \)
41 \( 1 - 3.52T + 41T^{2} \)
43 \( 1 - 2.47T + 43T^{2} \)
47 \( 1 - 2.47T + 47T^{2} \)
53 \( 1 + 4.47T + 53T^{2} \)
59 \( 1 - 6T + 59T^{2} \)
61 \( 1 + 1.23T + 61T^{2} \)
67 \( 1 + 1.52T + 67T^{2} \)
71 \( 1 + 2.47T + 71T^{2} \)
73 \( 1 + 13.4T + 73T^{2} \)
79 \( 1 + 10.4T + 79T^{2} \)
83 \( 1 + 2T + 83T^{2} \)
89 \( 1 + 2T + 89T^{2} \)
97 \( 1 - 8.47T + 97T^{2} \)
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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

−9.485562787373402728612197943629, −8.906276169177219611153434760448, −7.36919399626389190051211009433, −6.97408715958172904786754368228, −6.02791788177510173480122476790, −5.65448562109592906960385725339, −4.60733852545660404015810771890, −3.48022857885452924453788531301, −1.57283982348221369821152446271, −0.911195103422984251028119934259, 0.911195103422984251028119934259, 1.57283982348221369821152446271, 3.48022857885452924453788531301, 4.60733852545660404015810771890, 5.65448562109592906960385725339, 6.02791788177510173480122476790, 6.97408715958172904786754368228, 7.36919399626389190051211009433, 8.906276169177219611153434760448, 9.485562787373402728612197943629

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