Properties

Label 2-1815-1.1-c1-0-63
Degree $2$
Conductor $1815$
Sign $-1$
Analytic cond. $14.4928$
Root an. cond. $3.80694$
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  + 1.73·2-s − 3-s + 0.999·4-s − 5-s − 1.73·6-s − 1.73·8-s + 9-s − 1.73·10-s − 0.999·12-s + 3.46·13-s + 15-s − 5·16-s + 1.73·18-s − 3.46·19-s − 0.999·20-s + 1.73·24-s + 25-s + 5.99·26-s − 27-s − 3.46·29-s + 1.73·30-s − 8·31-s − 5.19·32-s + 0.999·36-s − 2·37-s − 5.99·38-s − 3.46·39-s + ⋯
L(s)  = 1  + 1.22·2-s − 0.577·3-s + 0.499·4-s − 0.447·5-s − 0.707·6-s − 0.612·8-s + 0.333·9-s − 0.547·10-s − 0.288·12-s + 0.960·13-s + 0.258·15-s − 1.25·16-s + 0.408·18-s − 0.794·19-s − 0.223·20-s + 0.353·24-s + 0.200·25-s + 1.17·26-s − 0.192·27-s − 0.643·29-s + 0.316·30-s − 1.43·31-s − 0.918·32-s + 0.166·36-s − 0.328·37-s − 0.973·38-s − 0.554·39-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1815 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1815 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1815\)    =    \(3 \cdot 5 \cdot 11^{2}\)
Sign: $-1$
Analytic conductor: \(14.4928\)
Root analytic conductor: \(3.80694\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1815,\ (\ :1/2),\ -1)\)

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)$
bad3 \( 1 + T \)
5 \( 1 + T \)
11 \( 1 \)
good2 \( 1 - 1.73T + 2T^{2} \)
7 \( 1 + 7T^{2} \)
13 \( 1 - 3.46T + 13T^{2} \)
17 \( 1 + 17T^{2} \)
19 \( 1 + 3.46T + 19T^{2} \)
23 \( 1 + 23T^{2} \)
29 \( 1 + 3.46T + 29T^{2} \)
31 \( 1 + 8T + 31T^{2} \)
37 \( 1 + 2T + 37T^{2} \)
41 \( 1 + 10.3T + 41T^{2} \)
43 \( 1 + 6.92T + 43T^{2} \)
47 \( 1 + 47T^{2} \)
53 \( 1 + 6T + 53T^{2} \)
59 \( 1 - 12T + 59T^{2} \)
61 \( 1 + 13.8T + 61T^{2} \)
67 \( 1 + 8T + 67T^{2} \)
71 \( 1 - 12T + 71T^{2} \)
73 \( 1 - 3.46T + 73T^{2} \)
79 \( 1 - 10.3T + 79T^{2} \)
83 \( 1 - 17.3T + 83T^{2} \)
89 \( 1 + 6T + 89T^{2} \)
97 \( 1 + 10T + 97T^{2} \)
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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

−8.820011240823149749756589023974, −8.046036996222203290564395408235, −6.88247408248040237126871603554, −6.33436747418416840785140823830, −5.46071292649735554081986056497, −4.81308268959775627048620141621, −3.86426253102289288200164936510, −3.33025280079733358554184540924, −1.82097063686650375861076681109, 0, 1.82097063686650375861076681109, 3.33025280079733358554184540924, 3.86426253102289288200164936510, 4.81308268959775627048620141621, 5.46071292649735554081986056497, 6.33436747418416840785140823830, 6.88247408248040237126871603554, 8.046036996222203290564395408235, 8.820011240823149749756589023974

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