Properties

Label 2-315-1.1-c7-0-3
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  − 5.21·2-s − 100.·4-s − 125·5-s + 343·7-s + 1.19e3·8-s + 651.·10-s − 7.40e3·11-s + 3.78e3·13-s − 1.78e3·14-s + 6.68e3·16-s − 1.92e4·17-s − 1.66e4·19-s + 1.26e4·20-s + 3.85e4·22-s + 3.19e4·23-s + 1.56e4·25-s − 1.97e4·26-s − 3.45e4·28-s − 4.53e4·29-s + 9.24e4·31-s − 1.87e5·32-s + 1.00e5·34-s − 4.28e4·35-s − 2.66e5·37-s + 8.66e4·38-s − 1.49e5·40-s − 6.27e5·41-s + ⋯
L(s)  = 1  − 0.460·2-s − 0.787·4-s − 0.447·5-s + 0.377·7-s + 0.823·8-s + 0.206·10-s − 1.67·11-s + 0.478·13-s − 0.174·14-s + 0.408·16-s − 0.949·17-s − 0.556·19-s + 0.352·20-s + 0.772·22-s + 0.548·23-s + 0.199·25-s − 0.220·26-s − 0.297·28-s − 0.345·29-s + 0.557·31-s − 1.01·32-s + 0.437·34-s − 0.169·35-s − 0.864·37-s + 0.256·38-s − 0.368·40-s − 1.42·41-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

\(L(4)\) \(\approx\) \(0.5142849777\)
\(L(\frac12)\) \(\approx\) \(0.5142849777\)
\(L(\frac{9}{2})\) 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 \( 1 + 5.21T + 128T^{2} \)
11 \( 1 + 7.40e3T + 1.94e7T^{2} \)
13 \( 1 - 3.78e3T + 6.27e7T^{2} \)
17 \( 1 + 1.92e4T + 4.10e8T^{2} \)
19 \( 1 + 1.66e4T + 8.93e8T^{2} \)
23 \( 1 - 3.19e4T + 3.40e9T^{2} \)
29 \( 1 + 4.53e4T + 1.72e10T^{2} \)
31 \( 1 - 9.24e4T + 2.75e10T^{2} \)
37 \( 1 + 2.66e5T + 9.49e10T^{2} \)
41 \( 1 + 6.27e5T + 1.94e11T^{2} \)
43 \( 1 + 5.57e5T + 2.71e11T^{2} \)
47 \( 1 + 4.12e5T + 5.06e11T^{2} \)
53 \( 1 + 1.34e6T + 1.17e12T^{2} \)
59 \( 1 + 2.79e6T + 2.48e12T^{2} \)
61 \( 1 - 1.92e6T + 3.14e12T^{2} \)
67 \( 1 + 2.92e6T + 6.06e12T^{2} \)
71 \( 1 - 2.95e6T + 9.09e12T^{2} \)
73 \( 1 - 3.95e6T + 1.10e13T^{2} \)
79 \( 1 - 7.19e6T + 1.92e13T^{2} \)
83 \( 1 - 7.88e6T + 2.71e13T^{2} \)
89 \( 1 + 3.37e6T + 4.42e13T^{2} \)
97 \( 1 + 9.18e6T + 8.07e13T^{2} \)
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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

−10.54712230227338936503792395099, −9.431286586748790640882365613695, −8.356798125329062848803055674627, −8.017783119285445173584636375888, −6.76692045192051786714648991866, −5.24156645001439131039576441254, −4.58934992680219638949458051319, −3.29773272498839059016604499672, −1.82915024952000822792936361249, −0.36877315015844074658716197114, 0.36877315015844074658716197114, 1.82915024952000822792936361249, 3.29773272498839059016604499672, 4.58934992680219638949458051319, 5.24156645001439131039576441254, 6.76692045192051786714648991866, 8.017783119285445173584636375888, 8.356798125329062848803055674627, 9.431286586748790640882365613695, 10.54712230227338936503792395099

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