Properties

Label 2-2790-1.1-c1-0-31
Degree $2$
Conductor $2790$
Sign $-1$
Analytic cond. $22.2782$
Root an. cond. $4.71998$
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 + 4-s − 5-s − 3·7-s − 8-s + 10-s + 5·11-s + 3·14-s + 16-s + 2·17-s − 19-s − 20-s − 5·22-s − 7·23-s + 25-s − 3·28-s − 4·29-s − 31-s − 32-s − 2·34-s + 3·35-s − 8·37-s + 38-s + 40-s + 12·41-s − 43-s + 5·44-s + ⋯
L(s)  = 1  − 0.707·2-s + 1/2·4-s − 0.447·5-s − 1.13·7-s − 0.353·8-s + 0.316·10-s + 1.50·11-s + 0.801·14-s + 1/4·16-s + 0.485·17-s − 0.229·19-s − 0.223·20-s − 1.06·22-s − 1.45·23-s + 1/5·25-s − 0.566·28-s − 0.742·29-s − 0.179·31-s − 0.176·32-s − 0.342·34-s + 0.507·35-s − 1.31·37-s + 0.162·38-s + 0.158·40-s + 1.87·41-s − 0.152·43-s + 0.753·44-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2790 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2790 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2790\)    =    \(2 \cdot 3^{2} \cdot 5 \cdot 31\)
Sign: $-1$
Analytic conductor: \(22.2782\)
Root analytic conductor: \(4.71998\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 2790,\ (\ :1/2),\ -1)\)

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 \( 1 + T \)
3 \( 1 \)
5 \( 1 + T \)
31 \( 1 + T \)
good7 \( 1 + 3 T + p T^{2} \)
11 \( 1 - 5 T + p T^{2} \)
13 \( 1 + p T^{2} \)
17 \( 1 - 2 T + p T^{2} \)
19 \( 1 + T + p T^{2} \)
23 \( 1 + 7 T + p T^{2} \)
29 \( 1 + 4 T + p T^{2} \)
37 \( 1 + 8 T + p T^{2} \)
41 \( 1 - 12 T + p T^{2} \)
43 \( 1 + T + p T^{2} \)
47 \( 1 - 12 T + p T^{2} \)
53 \( 1 - 5 T + p T^{2} \)
59 \( 1 - 8 T + p T^{2} \)
61 \( 1 + 6 T + p T^{2} \)
67 \( 1 + 2 T + p T^{2} \)
71 \( 1 - 3 T + p T^{2} \)
73 \( 1 + 15 T + p T^{2} \)
79 \( 1 + T + p T^{2} \)
83 \( 1 + 6 T + p T^{2} \)
89 \( 1 + 15 T + p T^{2} \)
97 \( 1 - 16 T + p T^{2} \)
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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

−8.623563768761589495034153164735, −7.60781151070551273888285334452, −7.03195079752613144055272012834, −6.24973845082477982686825929898, −5.66665296857389448622094723191, −4.09018548716333501193536086062, −3.69297455811894264063722774036, −2.55175262249437549314083320708, −1.31330276315476452677315623294, 0, 1.31330276315476452677315623294, 2.55175262249437549314083320708, 3.69297455811894264063722774036, 4.09018548716333501193536086062, 5.66665296857389448622094723191, 6.24973845082477982686825929898, 7.03195079752613144055272012834, 7.60781151070551273888285334452, 8.623563768761589495034153164735

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