Properties

Label 2-378-21.20-c1-0-7
Degree $2$
Conductor $378$
Sign $0.654 + 0.755i$
Analytic cond. $3.01834$
Root an. cond. $1.73733$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  i·2-s − 4-s + 3.46·5-s + (2 − 1.73i)7-s + i·8-s − 3.46i·10-s + 6i·11-s + 1.73i·13-s + (−1.73 − 2i)14-s + 16-s − 1.73·17-s − 6.92i·19-s − 3.46·20-s + 6·22-s − 3i·23-s + ⋯
L(s)  = 1  − 0.707i·2-s − 0.5·4-s + 1.54·5-s + (0.755 − 0.654i)7-s + 0.353i·8-s − 1.09i·10-s + 1.80i·11-s + 0.480i·13-s + (−0.462 − 0.534i)14-s + 0.250·16-s − 0.420·17-s − 1.58i·19-s − 0.774·20-s + 1.27·22-s − 0.625i·23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 378 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.654 + 0.755i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 378 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.654 + 0.755i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(378\)    =    \(2 \cdot 3^{3} \cdot 7\)
Sign: $0.654 + 0.755i$
Analytic conductor: \(3.01834\)
Root analytic conductor: \(1.73733\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{378} (377, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 378,\ (\ :1/2),\ 0.654 + 0.755i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.56819 - 0.716430i\)
\(L(\frac12)\) \(\approx\) \(1.56819 - 0.716430i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + iT \)
3 \( 1 \)
7 \( 1 + (-2 + 1.73i)T \)
good5 \( 1 - 3.46T + 5T^{2} \)
11 \( 1 - 6iT - 11T^{2} \)
13 \( 1 - 1.73iT - 13T^{2} \)
17 \( 1 + 1.73T + 17T^{2} \)
19 \( 1 + 6.92iT - 19T^{2} \)
23 \( 1 + 3iT - 23T^{2} \)
29 \( 1 - 3iT - 29T^{2} \)
31 \( 1 + 5.19iT - 31T^{2} \)
37 \( 1 + 2T + 37T^{2} \)
41 \( 1 - 6.92T + 41T^{2} \)
43 \( 1 + 11T + 43T^{2} \)
47 \( 1 + 6.92T + 47T^{2} \)
53 \( 1 - 3iT - 53T^{2} \)
59 \( 1 + 8.66T + 59T^{2} \)
61 \( 1 - 13.8iT - 61T^{2} \)
67 \( 1 + 7T + 67T^{2} \)
71 \( 1 - 3iT - 71T^{2} \)
73 \( 1 + 6.92iT - 73T^{2} \)
79 \( 1 - 8T + 79T^{2} \)
83 \( 1 + 3.46T + 83T^{2} \)
89 \( 1 - 5.19T + 89T^{2} \)
97 \( 1 - 6.92iT - 97T^{2} \)
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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

−11.08121340627381757629314675751, −10.29877688104426334052135431195, −9.586658767515454854847101774587, −8.871128503042850255390060382313, −7.39251321746416321140727485722, −6.50200967289606503170204745064, −5.00730869776337642163543849441, −4.44823347395466669575215431044, −2.45996292262262875043062996812, −1.61915126982252147919498589474, 1.65773064102172855830350171016, 3.26702218997399691608563766513, 5.09326916409939077370862112546, 5.80658807229212780804422961734, 6.33805318076580756535377255225, 7.976214258126713115784085842596, 8.599984572855352135130624756224, 9.511582975420566277813295825902, 10.44171597416991846699776687910, 11.38534070428826074083399528369

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