Properties

Label 2-945-1.1-c1-0-3
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  − 1.51·2-s + 0.296·4-s − 5-s + 7-s + 2.58·8-s + 1.51·10-s − 2.21·11-s + 1.18·13-s − 1.51·14-s − 4.50·16-s − 3.39·17-s + 7.61·19-s − 0.296·20-s + 3.36·22-s − 3.39·23-s + 25-s − 1.80·26-s + 0.296·28-s − 1.40·29-s − 4.42·31-s + 1.66·32-s + 5.14·34-s − 35-s + 5.03·37-s − 11.5·38-s − 2.58·40-s + 7.80·41-s + ⋯
L(s)  = 1  − 1.07·2-s + 0.148·4-s − 0.447·5-s + 0.377·7-s + 0.912·8-s + 0.479·10-s − 0.669·11-s + 0.329·13-s − 0.404·14-s − 1.12·16-s − 0.823·17-s + 1.74·19-s − 0.0662·20-s + 0.716·22-s − 0.707·23-s + 0.200·25-s − 0.353·26-s + 0.0559·28-s − 0.261·29-s − 0.794·31-s + 0.293·32-s + 0.881·34-s − 0.169·35-s + 0.827·37-s − 1.87·38-s − 0.408·40-s + 1.21·41-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

\(L(1)\) \(\approx\) \(0.7185204818\)
\(L(\frac12)\) \(\approx\) \(0.7185204818\)
\(L(\frac{3}{2})\) 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 \( 1 + 1.51T + 2T^{2} \)
11 \( 1 + 2.21T + 11T^{2} \)
13 \( 1 - 1.18T + 13T^{2} \)
17 \( 1 + 3.39T + 17T^{2} \)
19 \( 1 - 7.61T + 19T^{2} \)
23 \( 1 + 3.39T + 23T^{2} \)
29 \( 1 + 1.40T + 29T^{2} \)
31 \( 1 + 4.42T + 31T^{2} \)
37 \( 1 - 5.03T + 37T^{2} \)
41 \( 1 - 7.80T + 41T^{2} \)
43 \( 1 + 1.42T + 43T^{2} \)
47 \( 1 - 7.86T + 47T^{2} \)
53 \( 1 - 1.17T + 53T^{2} \)
59 \( 1 - 3.03T + 59T^{2} \)
61 \( 1 - 5.39T + 61T^{2} \)
67 \( 1 - 3.01T + 67T^{2} \)
71 \( 1 - 14.8T + 71T^{2} \)
73 \( 1 + 3.18T + 73T^{2} \)
79 \( 1 - 11.4T + 79T^{2} \)
83 \( 1 + 7.37T + 83T^{2} \)
89 \( 1 - 16.8T + 89T^{2} \)
97 \( 1 + 1.75T + 97T^{2} \)
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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

−9.852518434597074777781715609392, −9.235283016143865770102590406281, −8.359646667281446515959058629525, −7.71598207677455054508658507378, −7.10446625739659078882182656826, −5.71047682058079076764186071235, −4.74945753477362831722670801586, −3.73475127956385771274174590578, −2.23701096439255923637237990751, −0.794588120318086899729737301335, 0.794588120318086899729737301335, 2.23701096439255923637237990751, 3.73475127956385771274174590578, 4.74945753477362831722670801586, 5.71047682058079076764186071235, 7.10446625739659078882182656826, 7.71598207677455054508658507378, 8.359646667281446515959058629525, 9.235283016143865770102590406281, 9.852518434597074777781715609392

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