Properties

Label 2-630-35.34-c2-0-28
Degree $2$
Conductor $630$
Sign $-0.903 + 0.428i$
Analytic cond. $17.1662$
Root an. cond. $4.14321$
Motivic weight $2$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 1.41i·2-s − 2.00·4-s + (−1.38 + 4.80i)5-s + (−5.24 + 4.63i)7-s + 2.82i·8-s + (6.79 + 1.95i)10-s − 11.7·11-s + 24.8·13-s + (6.54 + 7.42i)14-s + 4.00·16-s − 7.26·17-s − 23.0i·19-s + (2.76 − 9.61i)20-s + 16.6i·22-s − 26.4i·23-s + ⋯
L(s)  = 1  − 0.707i·2-s − 0.500·4-s + (−0.276 + 0.961i)5-s + (−0.749 + 0.661i)7-s + 0.353i·8-s + (0.679 + 0.195i)10-s − 1.06·11-s + 1.90·13-s + (0.467 + 0.530i)14-s + 0.250·16-s − 0.427·17-s − 1.21i·19-s + (0.138 − 0.480i)20-s + 0.756i·22-s − 1.14i·23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 630 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.903 + 0.428i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 630 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (-0.903 + 0.428i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(630\)    =    \(2 \cdot 3^{2} \cdot 5 \cdot 7\)
Sign: $-0.903 + 0.428i$
Analytic conductor: \(17.1662\)
Root analytic conductor: \(4.14321\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{630} (559, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 630,\ (\ :1),\ -0.903 + 0.428i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(0.4397920237\)
\(L(\frac12)\) \(\approx\) \(0.4397920237\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + 1.41iT \)
3 \( 1 \)
5 \( 1 + (1.38 - 4.80i)T \)
7 \( 1 + (5.24 - 4.63i)T \)
good11 \( 1 + 11.7T + 121T^{2} \)
13 \( 1 - 24.8T + 169T^{2} \)
17 \( 1 + 7.26T + 289T^{2} \)
19 \( 1 + 23.0iT - 361T^{2} \)
23 \( 1 + 26.4iT - 529T^{2} \)
29 \( 1 + 57.0T + 841T^{2} \)
31 \( 1 - 10.2iT - 961T^{2} \)
37 \( 1 - 14.2iT - 1.36e3T^{2} \)
41 \( 1 + 16.2iT - 1.68e3T^{2} \)
43 \( 1 + 82.3iT - 1.84e3T^{2} \)
47 \( 1 - 51.6T + 2.20e3T^{2} \)
53 \( 1 - 64.8iT - 2.80e3T^{2} \)
59 \( 1 + 81.7iT - 3.48e3T^{2} \)
61 \( 1 + 13.1iT - 3.72e3T^{2} \)
67 \( 1 - 22.4iT - 4.48e3T^{2} \)
71 \( 1 + 91.5T + 5.04e3T^{2} \)
73 \( 1 + 71.9T + 5.32e3T^{2} \)
79 \( 1 - 45.2T + 6.24e3T^{2} \)
83 \( 1 + 17.7T + 6.88e3T^{2} \)
89 \( 1 + 77.5iT - 7.92e3T^{2} \)
97 \( 1 + 6.15T + 9.40e3T^{2} \)
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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

−10.35889815260174873848075668076, −9.111803438308832095546899160940, −8.564632323201687168414184001896, −7.33651555928819987518423335116, −6.34886053504670908541112835906, −5.48903054741281673033428458342, −4.01271436637180874749932935267, −3.10821768676822351111551601740, −2.23342381349774551922800508623, −0.17034135538824398539981172710, 1.32597433553779167042715615516, 3.51536459702572872924163666050, 4.19279931806428823877675576505, 5.56453313659894623039100258026, 6.07488860912294585494190721997, 7.43517068744612493925540378967, 8.005072069750520009301452228728, 8.926684806311338904984400494439, 9.686929679361568650113813545024, 10.69033093813693234398439276607

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