Properties

Label 2-945-1.1-c1-0-8
Degree $2$
Conductor $945$
Sign $1$
Analytic cond. $7.54586$
Root an. cond. $2.74697$
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  + 0.381·2-s − 1.85·4-s − 5-s + 7-s − 1.47·8-s − 0.381·10-s + 4.23·11-s − 2.61·13-s + 0.381·14-s + 3.14·16-s − 0.854·17-s − 1.38·19-s + 1.85·20-s + 1.61·22-s + 2.14·23-s + 25-s − 26-s − 1.85·28-s + 5.85·29-s + 1.47·31-s + 4.14·32-s − 0.326·34-s − 35-s + 7.94·37-s − 0.527·38-s + 1.47·40-s + 12.5·41-s + ⋯
L(s)  = 1  + 0.270·2-s − 0.927·4-s − 0.447·5-s + 0.377·7-s − 0.520·8-s − 0.120·10-s + 1.27·11-s − 0.726·13-s + 0.102·14-s + 0.786·16-s − 0.207·17-s − 0.317·19-s + 0.414·20-s + 0.344·22-s + 0.447·23-s + 0.200·25-s − 0.196·26-s − 0.350·28-s + 1.08·29-s + 0.264·31-s + 0.732·32-s − 0.0559·34-s − 0.169·35-s + 1.30·37-s − 0.0856·38-s + 0.232·40-s + 1.96·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 945 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 945 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(945\)    =    \(3^{3} \cdot 5 \cdot 7\)
Sign: $1$
Analytic conductor: \(7.54586\)
Root analytic conductor: \(2.74697\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 945,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.390553331\)
\(L(\frac12)\) \(\approx\) \(1.390553331\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
5 \( 1 + T \)
7 \( 1 - T \)
good2 \( 1 - 0.381T + 2T^{2} \)
11 \( 1 - 4.23T + 11T^{2} \)
13 \( 1 + 2.61T + 13T^{2} \)
17 \( 1 + 0.854T + 17T^{2} \)
19 \( 1 + 1.38T + 19T^{2} \)
23 \( 1 - 2.14T + 23T^{2} \)
29 \( 1 - 5.85T + 29T^{2} \)
31 \( 1 - 1.47T + 31T^{2} \)
37 \( 1 - 7.94T + 37T^{2} \)
41 \( 1 - 12.5T + 41T^{2} \)
43 \( 1 + 2.23T + 43T^{2} \)
47 \( 1 - 5.47T + 47T^{2} \)
53 \( 1 - 8.09T + 53T^{2} \)
59 \( 1 - 5.94T + 59T^{2} \)
61 \( 1 + 0.145T + 61T^{2} \)
67 \( 1 + 5.14T + 67T^{2} \)
71 \( 1 - 2.90T + 71T^{2} \)
73 \( 1 + 7.94T + 73T^{2} \)
79 \( 1 + 9.79T + 79T^{2} \)
83 \( 1 - 12.2T + 83T^{2} \)
89 \( 1 + 8.70T + 89T^{2} \)
97 \( 1 - 8.09T + 97T^{2} \)
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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

−9.894894258491315620036767812393, −9.151349704947654767224788842367, −8.501199738456036070181491616443, −7.59125795509105494444134397025, −6.59916792494546717694452394608, −5.58867246235930635474461566436, −4.47603974804012323265464940027, −4.08658759880185269918886094901, −2.73827606529870622755387946045, −0.936636295880656901859652600956, 0.936636295880656901859652600956, 2.73827606529870622755387946045, 4.08658759880185269918886094901, 4.47603974804012323265464940027, 5.58867246235930635474461566436, 6.59916792494546717694452394608, 7.59125795509105494444134397025, 8.501199738456036070181491616443, 9.151349704947654767224788842367, 9.894894258491315620036767812393

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