Properties

Label 2-1815-1.1-c1-0-19
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 $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 0.193·2-s + 3-s − 1.96·4-s + 5-s + 0.193·6-s − 3.35·7-s − 0.768·8-s + 9-s + 0.193·10-s − 1.96·12-s − 2.96·13-s − 0.649·14-s + 15-s + 3.77·16-s + 4.57·17-s + 0.193·18-s + 4.31·19-s − 1.96·20-s − 3.35·21-s − 6.70·23-s − 0.768·24-s + 25-s − 0.574·26-s + 27-s + 6.57·28-s + 3.61·29-s + 0.193·30-s + ⋯
L(s)  = 1  + 0.137·2-s + 0.577·3-s − 0.981·4-s + 0.447·5-s + 0.0791·6-s − 1.26·7-s − 0.271·8-s + 0.333·9-s + 0.0613·10-s − 0.566·12-s − 0.821·13-s − 0.173·14-s + 0.258·15-s + 0.943·16-s + 1.10·17-s + 0.0457·18-s + 0.989·19-s − 0.438·20-s − 0.731·21-s − 1.39·23-s − 0.156·24-s + 0.200·25-s − 0.112·26-s + 0.192·27-s + 1.24·28-s + 0.670·29-s + 0.0354·30-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: \(0\)
Selberg data: \((2,\ 1815,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.612581653\)
\(L(\frac12)\) \(\approx\) \(1.612581653\)
\(L(\frac{3}{2})\) 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 \( 1 - 0.193T + 2T^{2} \)
7 \( 1 + 3.35T + 7T^{2} \)
13 \( 1 + 2.96T + 13T^{2} \)
17 \( 1 - 4.57T + 17T^{2} \)
19 \( 1 - 4.31T + 19T^{2} \)
23 \( 1 + 6.70T + 23T^{2} \)
29 \( 1 - 3.61T + 29T^{2} \)
31 \( 1 - 9.92T + 31T^{2} \)
37 \( 1 + 2T + 37T^{2} \)
41 \( 1 - 4.38T + 41T^{2} \)
43 \( 1 - 9.27T + 43T^{2} \)
47 \( 1 + 9.92T + 47T^{2} \)
53 \( 1 - 4.70T + 53T^{2} \)
59 \( 1 - 10.7T + 59T^{2} \)
61 \( 1 - 8.70T + 61T^{2} \)
67 \( 1 - 5.92T + 67T^{2} \)
71 \( 1 - 9.92T + 71T^{2} \)
73 \( 1 - 7.73T + 73T^{2} \)
79 \( 1 + 11.5T + 79T^{2} \)
83 \( 1 + 10.8T + 83T^{2} \)
89 \( 1 + 2.77T + 89T^{2} \)
97 \( 1 - 0.0752T + 97T^{2} \)
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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

−9.576357678923802698672438082241, −8.493097193028742401718289954869, −7.87032407848544047831295562515, −6.88161925653178687353406807453, −5.96303005005814666030707535135, −5.21771802521927821732912709099, −4.17949852822205665608011889483, −3.33565697388660835294905882749, −2.54783851640045276144847827202, −0.832755459395975989292325862828, 0.832755459395975989292325862828, 2.54783851640045276144847827202, 3.33565697388660835294905882749, 4.17949852822205665608011889483, 5.21771802521927821732912709099, 5.96303005005814666030707535135, 6.88161925653178687353406807453, 7.87032407848544047831295562515, 8.493097193028742401718289954869, 9.576357678923802698672438082241

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