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Properties

Label 2-378-7.2-c3-0-1
Degree $2$
Conductor $378$
Sign $-0.836 + 0.548i$
Analytic cond. $22.3027$
Root an. cond. $4.72257$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−1 + 1.73i)2-s + (−1.99 − 3.46i)4-s + (−1.18 + 2.05i)5-s + (9.15 + 16.0i)7-s + 7.99·8-s + (−2.37 − 4.11i)10-s + (−19.5 − 33.8i)11-s − 24.4·13-s + (−37.0 − 0.232i)14-s + (−8 + 13.8i)16-s + (23.8 + 41.3i)17-s + (−59.8 + 103. i)19-s + 9.49·20-s + 78.2·22-s + (76.6 − 132. i)23-s + ⋯
L(s)  = 1  + (−0.353 + 0.612i)2-s + (−0.249 − 0.433i)4-s + (−0.106 + 0.183i)5-s + (0.494 + 0.869i)7-s + 0.353·8-s + (−0.0750 − 0.130i)10-s + (−0.535 − 0.928i)11-s − 0.521·13-s + (−0.707 − 0.00444i)14-s + (−0.125 + 0.216i)16-s + (0.340 + 0.589i)17-s + (−0.722 + 1.25i)19-s + 0.106·20-s + 0.757·22-s + (0.694 − 1.20i)23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 378 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.836 + 0.548i)\, \overline{\Lambda}(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 378 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & (-0.836 + 0.548i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(378\)    =    \(2 \cdot 3^{3} \cdot 7\)
Sign: $-0.836 + 0.548i$
Analytic conductor: \(22.3027\)
Root analytic conductor: \(4.72257\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: $\chi_{378} (163, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 378,\ (\ :3/2),\ -0.836 + 0.548i)\)

Particular Values

\(L(2)\) \(\approx\) \(0.2900862150\)
\(L(\frac12)\) \(\approx\) \(0.2900862150\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (1 - 1.73i)T \)
3 \( 1 \)
7 \( 1 + (-9.15 - 16.0i)T \)
good5 \( 1 + (1.18 - 2.05i)T + (-62.5 - 108. i)T^{2} \)
11 \( 1 + (19.5 + 33.8i)T + (-665.5 + 1.15e3i)T^{2} \)
13 \( 1 + 24.4T + 2.19e3T^{2} \)
17 \( 1 + (-23.8 - 41.3i)T + (-2.45e3 + 4.25e3i)T^{2} \)
19 \( 1 + (59.8 - 103. i)T + (-3.42e3 - 5.94e3i)T^{2} \)
23 \( 1 + (-76.6 + 132. i)T + (-6.08e3 - 1.05e4i)T^{2} \)
29 \( 1 + 215.T + 2.43e4T^{2} \)
31 \( 1 + (-29.6 - 51.3i)T + (-1.48e4 + 2.57e4i)T^{2} \)
37 \( 1 + (-104. + 181. i)T + (-2.53e4 - 4.38e4i)T^{2} \)
41 \( 1 + 415.T + 6.89e4T^{2} \)
43 \( 1 + 452.T + 7.95e4T^{2} \)
47 \( 1 + (114. - 198. i)T + (-5.19e4 - 8.99e4i)T^{2} \)
53 \( 1 + (220. + 382. i)T + (-7.44e4 + 1.28e5i)T^{2} \)
59 \( 1 + (362. + 627. i)T + (-1.02e5 + 1.77e5i)T^{2} \)
61 \( 1 + (-170. + 295. i)T + (-1.13e5 - 1.96e5i)T^{2} \)
67 \( 1 + (125. + 217. i)T + (-1.50e5 + 2.60e5i)T^{2} \)
71 \( 1 + 209.T + 3.57e5T^{2} \)
73 \( 1 + (60.9 + 105. i)T + (-1.94e5 + 3.36e5i)T^{2} \)
79 \( 1 + (399. - 692. i)T + (-2.46e5 - 4.26e5i)T^{2} \)
83 \( 1 + 116.T + 5.71e5T^{2} \)
89 \( 1 + (183. - 317. i)T + (-3.52e5 - 6.10e5i)T^{2} \)
97 \( 1 + 1.04e3T + 9.12e5T^{2} \)
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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

−11.27090758273602956313623882101, −10.57329899543186864987066672785, −9.502816590193674645013066008295, −8.428234716298307878510645783733, −8.034260664968598935907755315314, −6.72808616617112336084934256332, −5.75273510563762116970292782734, −4.94001701198217191779323394798, −3.34004953214224646324229385817, −1.81026008467172300889308270489, 0.10912641217663954273878622179, 1.59864834948383628067504249978, 2.95686637985386981045000805738, 4.40341880655783010650529864918, 5.08973377088046101375225602635, 6.97570105588297261966166993615, 7.56458535092985428199408955348, 8.630560553461050459053244800167, 9.686295371886940139355532077779, 10.34771758917671083178125895112

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