Properties

Label 2-315-1.1-c7-0-12
Degree $2$
Conductor $315$
Sign $1$
Analytic cond. $98.4012$
Root an. cond. $9.91974$
Motivic weight $7$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 7.75·2-s − 67.8·4-s − 125·5-s − 343·7-s + 1.51e3·8-s + 969.·10-s + 1.43e3·11-s + 1.23e4·13-s + 2.65e3·14-s − 3.09e3·16-s − 2.65e3·17-s + 1.30e3·19-s + 8.48e3·20-s − 1.11e4·22-s − 1.58e4·23-s + 1.56e4·25-s − 9.54e4·26-s + 2.32e4·28-s − 6.79e4·29-s − 5.41e4·31-s − 1.70e5·32-s + 2.05e4·34-s + 4.28e4·35-s − 4.49e5·37-s − 1.01e4·38-s − 1.89e5·40-s + 4.46e5·41-s + ⋯
L(s)  = 1  − 0.685·2-s − 0.530·4-s − 0.447·5-s − 0.377·7-s + 1.04·8-s + 0.306·10-s + 0.324·11-s + 1.55·13-s + 0.259·14-s − 0.188·16-s − 0.130·17-s + 0.0437·19-s + 0.237·20-s − 0.222·22-s − 0.270·23-s + 0.199·25-s − 1.06·26-s + 0.200·28-s − 0.517·29-s − 0.326·31-s − 0.919·32-s + 0.0897·34-s + 0.169·35-s − 1.45·37-s − 0.0300·38-s − 0.469·40-s + 1.01·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 315 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 315 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(315\)    =    \(3^{2} \cdot 5 \cdot 7\)
Sign: $1$
Analytic conductor: \(98.4012\)
Root analytic conductor: \(9.91974\)
Motivic weight: \(7\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 315,\ (\ :7/2),\ 1)\)

Particular Values

\(L(4)\) \(\approx\) \(0.9413279150\)
\(L(\frac12)\) \(\approx\) \(0.9413279150\)
\(L(\frac{9}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
5 \( 1 + 125T \)
7 \( 1 + 343T \)
good2 \( 1 + 7.75T + 128T^{2} \)
11 \( 1 - 1.43e3T + 1.94e7T^{2} \)
13 \( 1 - 1.23e4T + 6.27e7T^{2} \)
17 \( 1 + 2.65e3T + 4.10e8T^{2} \)
19 \( 1 - 1.30e3T + 8.93e8T^{2} \)
23 \( 1 + 1.58e4T + 3.40e9T^{2} \)
29 \( 1 + 6.79e4T + 1.72e10T^{2} \)
31 \( 1 + 5.41e4T + 2.75e10T^{2} \)
37 \( 1 + 4.49e5T + 9.49e10T^{2} \)
41 \( 1 - 4.46e5T + 1.94e11T^{2} \)
43 \( 1 + 2.52e5T + 2.71e11T^{2} \)
47 \( 1 - 2.20e4T + 5.06e11T^{2} \)
53 \( 1 - 4.27e5T + 1.17e12T^{2} \)
59 \( 1 - 6.41e5T + 2.48e12T^{2} \)
61 \( 1 + 8.58e5T + 3.14e12T^{2} \)
67 \( 1 + 1.54e6T + 6.06e12T^{2} \)
71 \( 1 + 1.67e6T + 9.09e12T^{2} \)
73 \( 1 - 8.20e5T + 1.10e13T^{2} \)
79 \( 1 + 3.62e4T + 1.92e13T^{2} \)
83 \( 1 - 8.01e6T + 2.71e13T^{2} \)
89 \( 1 - 2.14e6T + 4.42e13T^{2} \)
97 \( 1 + 7.34e6T + 8.07e13T^{2} \)
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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

−10.41370565970553068675526942759, −9.306347748415991886737401483958, −8.688917865040797500647866732701, −7.83191179734260908745327707512, −6.74993921542600298401372476392, −5.57460409279798218200141075805, −4.23419852979626519569508299997, −3.44769638363214158363206497709, −1.62647513179100728456506704077, −0.55085386584939366138429180271, 0.55085386584939366138429180271, 1.62647513179100728456506704077, 3.44769638363214158363206497709, 4.23419852979626519569508299997, 5.57460409279798218200141075805, 6.74993921542600298401372476392, 7.83191179734260908745327707512, 8.688917865040797500647866732701, 9.306347748415991886737401483958, 10.41370565970553068675526942759

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