Properties

Label 2-1666-1.1-c1-0-51
Degree $2$
Conductor $1666$
Sign $-1$
Analytic cond. $13.3030$
Root an. cond. $3.64733$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2-s + 3-s + 4-s + 2·5-s − 6-s − 8-s − 2·9-s − 2·10-s − 11-s + 12-s − 5·13-s + 2·15-s + 16-s + 17-s + 2·18-s − 6·19-s + 2·20-s + 22-s − 24-s − 25-s + 5·26-s − 5·27-s − 6·29-s − 2·30-s − 4·31-s − 32-s − 33-s + ⋯
L(s)  = 1  − 0.707·2-s + 0.577·3-s + 1/2·4-s + 0.894·5-s − 0.408·6-s − 0.353·8-s − 2/3·9-s − 0.632·10-s − 0.301·11-s + 0.288·12-s − 1.38·13-s + 0.516·15-s + 1/4·16-s + 0.242·17-s + 0.471·18-s − 1.37·19-s + 0.447·20-s + 0.213·22-s − 0.204·24-s − 1/5·25-s + 0.980·26-s − 0.962·27-s − 1.11·29-s − 0.365·30-s − 0.718·31-s − 0.176·32-s − 0.174·33-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: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1666,\ (\ :1/2),\ -1)\)

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)$
bad2 \( 1 + T \)
7 \( 1 \)
17 \( 1 - T \)
good3 \( 1 - T + p T^{2} \)
5 \( 1 - 2 T + p T^{2} \)
11 \( 1 + T + p T^{2} \)
13 \( 1 + 5 T + p T^{2} \)
19 \( 1 + 6 T + p T^{2} \)
23 \( 1 + p T^{2} \)
29 \( 1 + 6 T + p T^{2} \)
31 \( 1 + 4 T + p T^{2} \)
37 \( 1 - 8 T + p T^{2} \)
41 \( 1 + 6 T + p T^{2} \)
43 \( 1 + 12 T + p T^{2} \)
47 \( 1 - 2 T + p T^{2} \)
53 \( 1 + 7 T + p T^{2} \)
59 \( 1 - 12 T + p T^{2} \)
61 \( 1 - 12 T + p T^{2} \)
67 \( 1 + 2 T + p T^{2} \)
71 \( 1 - 7 T + p T^{2} \)
73 \( 1 + 2 T + p T^{2} \)
79 \( 1 - 3 T + p T^{2} \)
83 \( 1 + 4 T + p T^{2} \)
89 \( 1 + T + p T^{2} \)
97 \( 1 - 12 T + p T^{2} \)
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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

−8.996710069613788812163657058400, −8.283854810404814822765426999668, −7.57688981483855181683854799897, −6.66604927758438496581469726414, −5.79021686824699936920859385550, −5.01164530936174859299212098766, −3.61174932027046540255643687656, −2.44959014383719530238562200135, −1.97155859884605424765968928907, 0, 1.97155859884605424765968928907, 2.44959014383719530238562200135, 3.61174932027046540255643687656, 5.01164530936174859299212098766, 5.79021686824699936920859385550, 6.66604927758438496581469726414, 7.57688981483855181683854799897, 8.283854810404814822765426999668, 8.996710069613788812163657058400

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