Properties

Label 2-650-1.1-c1-0-18
Degree $2$
Conductor $650$
Sign $-1$
Analytic cond. $5.19027$
Root an. cond. $2.27821$
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 + 2·3-s + 4-s − 2·6-s − 5·7-s − 8-s + 9-s − 3·11-s + 2·12-s − 13-s + 5·14-s + 16-s − 3·17-s − 18-s − 4·19-s − 10·21-s + 3·22-s − 6·23-s − 2·24-s + 26-s − 4·27-s − 5·28-s + 9·29-s + 5·31-s − 32-s − 6·33-s + 3·34-s + ⋯
L(s)  = 1  − 0.707·2-s + 1.15·3-s + 1/2·4-s − 0.816·6-s − 1.88·7-s − 0.353·8-s + 1/3·9-s − 0.904·11-s + 0.577·12-s − 0.277·13-s + 1.33·14-s + 1/4·16-s − 0.727·17-s − 0.235·18-s − 0.917·19-s − 2.18·21-s + 0.639·22-s − 1.25·23-s − 0.408·24-s + 0.196·26-s − 0.769·27-s − 0.944·28-s + 1.67·29-s + 0.898·31-s − 0.176·32-s − 1.04·33-s + 0.514·34-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 650 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 650 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(650\)    =    \(2 \cdot 5^{2} \cdot 13\)
Sign: $-1$
Analytic conductor: \(5.19027\)
Root analytic conductor: \(2.27821\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 650,\ (\ :1/2),\ -1)\)

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 \( 1 + T \)
5 \( 1 \)
13 \( 1 + T \)
good3 \( 1 - 2 T + p T^{2} \)
7 \( 1 + 5 T + p T^{2} \)
11 \( 1 + 3 T + p T^{2} \)
17 \( 1 + 3 T + p T^{2} \)
19 \( 1 + 4 T + p T^{2} \)
23 \( 1 + 6 T + p T^{2} \)
29 \( 1 - 9 T + p T^{2} \)
31 \( 1 - 5 T + p T^{2} \)
37 \( 1 + 2 T + p T^{2} \)
41 \( 1 + p T^{2} \)
43 \( 1 + 2 T + p T^{2} \)
47 \( 1 - 9 T + p T^{2} \)
53 \( 1 - 9 T + p T^{2} \)
59 \( 1 + 9 T + p T^{2} \)
61 \( 1 + T + p T^{2} \)
67 \( 1 + 5 T + p T^{2} \)
71 \( 1 + p T^{2} \)
73 \( 1 + 14 T + p T^{2} \)
79 \( 1 + 16 T + p T^{2} \)
83 \( 1 - 15 T + p T^{2} \)
89 \( 1 + 6 T + p T^{2} \)
97 \( 1 + 8 T + p T^{2} \)
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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

−10.20402423859091916997783692335, −9.103611083397007748425818392285, −8.588436424001057736781809699325, −7.68139369219990412183321078107, −6.70376515467910657944845071259, −5.93987983462099200069259985801, −4.16564611607850973391924581761, −2.95720673678180523275331210977, −2.41480506675707795537505240460, 0, 2.41480506675707795537505240460, 2.95720673678180523275331210977, 4.16564611607850973391924581761, 5.93987983462099200069259985801, 6.70376515467910657944845071259, 7.68139369219990412183321078107, 8.588436424001057736781809699325, 9.103611083397007748425818392285, 10.20402423859091916997783692335

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