Properties

Label 2-30-1.1-c9-0-0
Degree $2$
Conductor $30$
Sign $1$
Analytic cond. $15.4510$
Root an. cond. $3.93078$
Motivic weight $9$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 16·2-s − 81·3-s + 256·4-s + 625·5-s + 1.29e3·6-s − 7.16e3·7-s − 4.09e3·8-s + 6.56e3·9-s − 1.00e4·10-s − 8.37e4·11-s − 2.07e4·12-s + 1.28e5·13-s + 1.14e5·14-s − 5.06e4·15-s + 6.55e4·16-s + 5.60e5·17-s − 1.04e5·18-s − 5.77e5·19-s + 1.60e5·20-s + 5.80e5·21-s + 1.33e6·22-s + 2.43e6·23-s + 3.31e5·24-s + 3.90e5·25-s − 2.05e6·26-s − 5.31e5·27-s − 1.83e6·28-s + ⋯
L(s)  = 1  − 0.707·2-s − 0.577·3-s + 1/2·4-s + 0.447·5-s + 0.408·6-s − 1.12·7-s − 0.353·8-s + 1/3·9-s − 0.316·10-s − 1.72·11-s − 0.288·12-s + 1.24·13-s + 0.797·14-s − 0.258·15-s + 1/4·16-s + 1.62·17-s − 0.235·18-s − 1.01·19-s + 0.223·20-s + 0.651·21-s + 1.21·22-s + 1.81·23-s + 0.204·24-s + 1/5·25-s − 0.879·26-s − 0.192·27-s − 0.564·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 30 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(10-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 30 ^{s/2} \, \Gamma_{\C}(s+9/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(30\)    =    \(2 \cdot 3 \cdot 5\)
Sign: $1$
Analytic conductor: \(15.4510\)
Root analytic conductor: \(3.93078\)
Motivic weight: \(9\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 30,\ (\ :9/2),\ 1)\)

Particular Values

\(L(5)\) \(\approx\) \(0.9295612915\)
\(L(\frac12)\) \(\approx\) \(0.9295612915\)
\(L(\frac{11}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + p^{4} T \)
3 \( 1 + p^{4} T \)
5 \( 1 - p^{4} T \)
good7 \( 1 + 1024 p T + p^{9} T^{2} \)
11 \( 1 + 83748 T + p^{9} T^{2} \)
13 \( 1 - 128126 T + p^{9} T^{2} \)
17 \( 1 - 560802 T + p^{9} T^{2} \)
19 \( 1 + 577660 T + p^{9} T^{2} \)
23 \( 1 - 2431296 T + p^{9} T^{2} \)
29 \( 1 - 5791710 T + p^{9} T^{2} \)
31 \( 1 - 4145312 T + p^{9} T^{2} \)
37 \( 1 + 7011658 T + p^{9} T^{2} \)
41 \( 1 + 8881398 T + p^{9} T^{2} \)
43 \( 1 + 15730684 T + p^{9} T^{2} \)
47 \( 1 - 60552072 T + p^{9} T^{2} \)
53 \( 1 - 30273366 T + p^{9} T^{2} \)
59 \( 1 - 45957660 T + p^{9} T^{2} \)
61 \( 1 - 37595102 T + p^{9} T^{2} \)
67 \( 1 - 196784012 T + p^{9} T^{2} \)
71 \( 1 - 56047992 T + p^{9} T^{2} \)
73 \( 1 + 159688054 T + p^{9} T^{2} \)
79 \( 1 - 201923360 T + p^{9} T^{2} \)
83 \( 1 + 362955444 T + p^{9} T^{2} \)
89 \( 1 + 272479110 T + p^{9} T^{2} \)
97 \( 1 + 600852478 T + p^{9} T^{2} \)
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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

−15.44398457559922005190567987167, −13.42810623082706486503143129401, −12.46918708599500910838666811229, −10.71949828223043690229536707576, −10.02970797175950460500927810410, −8.430206185924368549545379739688, −6.76052359436354631217103418528, −5.51489763408868537117784422382, −2.95791996846829319612594429973, −0.803764311654455407745487431651, 0.803764311654455407745487431651, 2.95791996846829319612594429973, 5.51489763408868537117784422382, 6.76052359436354631217103418528, 8.430206185924368549545379739688, 10.02970797175950460500927810410, 10.71949828223043690229536707576, 12.46918708599500910838666811229, 13.42810623082706486503143129401, 15.44398457559922005190567987167

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