Properties

Label 2-630-35.34-c2-0-32
Degree $2$
Conductor $630$
Sign $0.928 + 0.370i$
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 + (2.40 − 4.38i)5-s + (6.94 − 0.853i)7-s − 2.82i·8-s + (6.20 + 3.39i)10-s − 2.88·11-s + 13.8·13-s + (1.20 + 9.82i)14-s + 4.00·16-s − 24.1·17-s − 6.53i·19-s + (−4.80 + 8.76i)20-s − 4.07i·22-s − 28.8i·23-s + ⋯
L(s)  = 1  + 0.707i·2-s − 0.500·4-s + (0.480 − 0.876i)5-s + (0.992 − 0.121i)7-s − 0.353i·8-s + (0.620 + 0.339i)10-s − 0.261·11-s + 1.06·13-s + (0.0861 + 0.701i)14-s + 0.250·16-s − 1.42·17-s − 0.343i·19-s + (−0.240 + 0.438i)20-s − 0.185i·22-s − 1.25i·23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 630 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.928 + 0.370i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 630 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (0.928 + 0.370i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(630\)    =    \(2 \cdot 3^{2} \cdot 5 \cdot 7\)
Sign: $0.928 + 0.370i$
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: \((2,\ 630,\ (\ :1),\ 0.928 + 0.370i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(1.964135538\)
\(L(\frac12)\) \(\approx\) \(1.964135538\)
\(L(2)\) 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 \( 1 + (-2.40 + 4.38i)T \)
7 \( 1 + (-6.94 + 0.853i)T \)
good11 \( 1 + 2.88T + 121T^{2} \)
13 \( 1 - 13.8T + 169T^{2} \)
17 \( 1 + 24.1T + 289T^{2} \)
19 \( 1 + 6.53iT - 361T^{2} \)
23 \( 1 + 28.8iT - 529T^{2} \)
29 \( 1 - 32.9T + 841T^{2} \)
31 \( 1 - 2.43iT - 961T^{2} \)
37 \( 1 + 50.9iT - 1.36e3T^{2} \)
41 \( 1 + 21.5iT - 1.68e3T^{2} \)
43 \( 1 - 13.5iT - 1.84e3T^{2} \)
47 \( 1 - 40.7T + 2.20e3T^{2} \)
53 \( 1 - 17.2iT - 2.80e3T^{2} \)
59 \( 1 + 1.47iT - 3.48e3T^{2} \)
61 \( 1 - 111. iT - 3.72e3T^{2} \)
67 \( 1 + 120. iT - 4.48e3T^{2} \)
71 \( 1 - 90.3T + 5.04e3T^{2} \)
73 \( 1 + 21.4T + 5.32e3T^{2} \)
79 \( 1 + 66.1T + 6.24e3T^{2} \)
83 \( 1 - 78.5T + 6.88e3T^{2} \)
89 \( 1 + 90.9iT - 7.92e3T^{2} \)
97 \( 1 + 44.1T + 9.40e3T^{2} \)
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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

−10.38324358806225217032507373534, −8.944034484234923551346911080609, −8.744166760506955729594090425233, −7.82638995502437662248280854255, −6.67449499423418683742347427693, −5.80773858808351363760679726850, −4.80514024938760492225941722417, −4.18868469378726660911659085282, −2.22258439871166524056604637494, −0.791249282494837890643047256873, 1.44430111021122096390915468244, 2.47535037775703756528041767848, 3.64838873965508600454119537634, 4.79031130872946775124038411017, 5.85370521445249888224499916314, 6.82476582850598599813856206991, 8.012537002683576822470338705355, 8.754799679048318383499428806108, 9.776140437881515508513428663829, 10.62458120359449621120206768042

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