Properties

Label 2-315-1.1-c5-0-42
Degree $2$
Conductor $315$
Sign $-1$
Analytic cond. $50.5209$
Root an. cond. $7.10780$
Motivic weight $5$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 3.53·2-s − 19.5·4-s + 25·5-s − 49·7-s − 181.·8-s + 88.2·10-s + 691.·11-s − 502.·13-s − 173.·14-s − 17.5·16-s + 991.·17-s + 661.·19-s − 488.·20-s + 2.44e3·22-s − 3.41e3·23-s + 625·25-s − 1.77e3·26-s + 957.·28-s − 6.75e3·29-s − 3.92e3·31-s + 5.76e3·32-s + 3.50e3·34-s − 1.22e3·35-s + 627.·37-s + 2.33e3·38-s − 4.54e3·40-s − 1.62e4·41-s + ⋯
L(s)  = 1  + 0.624·2-s − 0.610·4-s + 0.447·5-s − 0.377·7-s − 1.00·8-s + 0.279·10-s + 1.72·11-s − 0.824·13-s − 0.235·14-s − 0.0171·16-s + 0.831·17-s + 0.420·19-s − 0.272·20-s + 1.07·22-s − 1.34·23-s + 0.200·25-s − 0.514·26-s + 0.230·28-s − 1.49·29-s − 0.733·31-s + 0.994·32-s + 0.519·34-s − 0.169·35-s + 0.0753·37-s + 0.262·38-s − 0.449·40-s − 1.51·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 315 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 315 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(315\)    =    \(3^{2} \cdot 5 \cdot 7\)
Sign: $-1$
Analytic conductor: \(50.5209\)
Root analytic conductor: \(7.10780\)
Motivic weight: \(5\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 315,\ (\ :5/2),\ -1)\)

Particular Values

\(L(3)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{7}{2})\) 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 \( 1 - 25T \)
7 \( 1 + 49T \)
good2 \( 1 - 3.53T + 32T^{2} \)
11 \( 1 - 691.T + 1.61e5T^{2} \)
13 \( 1 + 502.T + 3.71e5T^{2} \)
17 \( 1 - 991.T + 1.41e6T^{2} \)
19 \( 1 - 661.T + 2.47e6T^{2} \)
23 \( 1 + 3.41e3T + 6.43e6T^{2} \)
29 \( 1 + 6.75e3T + 2.05e7T^{2} \)
31 \( 1 + 3.92e3T + 2.86e7T^{2} \)
37 \( 1 - 627.T + 6.93e7T^{2} \)
41 \( 1 + 1.62e4T + 1.15e8T^{2} \)
43 \( 1 + 1.72e4T + 1.47e8T^{2} \)
47 \( 1 - 4.29e3T + 2.29e8T^{2} \)
53 \( 1 - 2.59e4T + 4.18e8T^{2} \)
59 \( 1 + 8.90e3T + 7.14e8T^{2} \)
61 \( 1 + 4.89e4T + 8.44e8T^{2} \)
67 \( 1 + 4.25e3T + 1.35e9T^{2} \)
71 \( 1 + 1.89e4T + 1.80e9T^{2} \)
73 \( 1 - 1.01e4T + 2.07e9T^{2} \)
79 \( 1 + 9.69e4T + 3.07e9T^{2} \)
83 \( 1 + 7.07e4T + 3.93e9T^{2} \)
89 \( 1 + 4.24e3T + 5.58e9T^{2} \)
97 \( 1 + 1.04e5T + 8.58e9T^{2} \)
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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

−10.04913785178193353363361755884, −9.520440612253609428201484253248, −8.677638801117669153065151842697, −7.28979031650323968124547964654, −6.16849123800573892621289867332, −5.36575485034628472963006233604, −4.13135456458158458090289048099, −3.29832405754371658664629042988, −1.61463199393031977078664904262, 0, 1.61463199393031977078664904262, 3.29832405754371658664629042988, 4.13135456458158458090289048099, 5.36575485034628472963006233604, 6.16849123800573892621289867332, 7.28979031650323968124547964654, 8.677638801117669153065151842697, 9.520440612253609428201484253248, 10.04913785178193353363361755884

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