Properties

Label 2-378-27.4-c1-0-9
Degree $2$
Conductor $378$
Sign $-0.392 + 0.919i$
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  + (−0.939 − 0.342i)2-s + (−1.21 − 1.23i)3-s + (0.766 + 0.642i)4-s + (−0.386 + 2.19i)5-s + (0.718 + 1.57i)6-s + (−0.766 + 0.642i)7-s + (−0.500 − 0.866i)8-s + (−0.0500 + 2.99i)9-s + (1.11 − 1.92i)10-s + (−1.14 − 6.48i)11-s + (−0.136 − 1.72i)12-s + (4.50 − 1.64i)13-s + (0.939 − 0.342i)14-s + (3.18 − 2.18i)15-s + (0.173 + 0.984i)16-s + (0.131 − 0.227i)17-s + ⋯
L(s)  = 1  + (−0.664 − 0.241i)2-s + (−0.701 − 0.712i)3-s + (0.383 + 0.321i)4-s + (−0.173 + 0.981i)5-s + (0.293 + 0.643i)6-s + (−0.289 + 0.242i)7-s + (−0.176 − 0.306i)8-s + (−0.0166 + 0.999i)9-s + (0.352 − 0.610i)10-s + (−0.344 − 1.95i)11-s + (−0.0394 − 0.498i)12-s + (1.24 − 0.454i)13-s + (0.251 − 0.0914i)14-s + (0.821 − 0.564i)15-s + (0.0434 + 0.246i)16-s + (0.0318 − 0.0551i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 378 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.392 + 0.919i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 378 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.392 + 0.919i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(378\)    =    \(2 \cdot 3^{3} \cdot 7\)
Sign: $-0.392 + 0.919i$
Analytic conductor: \(3.01834\)
Root analytic conductor: \(1.73733\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{378} (85, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 378,\ (\ :1/2),\ -0.392 + 0.919i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.306265 - 0.463611i\)
\(L(\frac12)\) \(\approx\) \(0.306265 - 0.463611i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (0.939 + 0.342i)T \)
3 \( 1 + (1.21 + 1.23i)T \)
7 \( 1 + (0.766 - 0.642i)T \)
good5 \( 1 + (0.386 - 2.19i)T + (-4.69 - 1.71i)T^{2} \)
11 \( 1 + (1.14 + 6.48i)T + (-10.3 + 3.76i)T^{2} \)
13 \( 1 + (-4.50 + 1.64i)T + (9.95 - 8.35i)T^{2} \)
17 \( 1 + (-0.131 + 0.227i)T + (-8.5 - 14.7i)T^{2} \)
19 \( 1 + (2.10 + 3.65i)T + (-9.5 + 16.4i)T^{2} \)
23 \( 1 + (2.07 + 1.74i)T + (3.99 + 22.6i)T^{2} \)
29 \( 1 + (9.17 + 3.34i)T + (22.2 + 18.6i)T^{2} \)
31 \( 1 + (1.87 + 1.56i)T + (5.38 + 30.5i)T^{2} \)
37 \( 1 + (-5.70 + 9.88i)T + (-18.5 - 32.0i)T^{2} \)
41 \( 1 + (-4.52 + 1.64i)T + (31.4 - 26.3i)T^{2} \)
43 \( 1 + (-0.493 - 2.80i)T + (-40.4 + 14.7i)T^{2} \)
47 \( 1 + (-2.04 + 1.71i)T + (8.16 - 46.2i)T^{2} \)
53 \( 1 + 6.11T + 53T^{2} \)
59 \( 1 + (1.25 - 7.09i)T + (-55.4 - 20.1i)T^{2} \)
61 \( 1 + (-6.89 + 5.78i)T + (10.5 - 60.0i)T^{2} \)
67 \( 1 + (5.76 - 2.10i)T + (51.3 - 43.0i)T^{2} \)
71 \( 1 + (-5.31 + 9.20i)T + (-35.5 - 61.4i)T^{2} \)
73 \( 1 + (-2.29 - 3.97i)T + (-36.5 + 63.2i)T^{2} \)
79 \( 1 + (9.89 + 3.60i)T + (60.5 + 50.7i)T^{2} \)
83 \( 1 + (-14.0 - 5.11i)T + (63.5 + 53.3i)T^{2} \)
89 \( 1 + (5.59 + 9.69i)T + (-44.5 + 77.0i)T^{2} \)
97 \( 1 + (-1.77 - 10.0i)T + (-91.1 + 33.1i)T^{2} \)
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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

−10.96199895342726150189168032645, −10.71674431843330894460192164999, −9.146737700037923794231106584839, −8.205896000900851671731110317011, −7.38230828393602411364042483804, −6.20585946144234847042533222328, −5.80969425573659643321186654330, −3.61047101966930739270422650941, −2.47997241565166441741318974595, −0.52463231256893824967218092883, 1.51912000801930259636339377004, 3.90088554721868087419893742104, 4.79396687124637575238141706227, 5.88870032833929698721742021637, 6.92380911834040621871889998291, 8.044110899399510926201427606592, 9.132257432750511118684588254627, 9.732745079757949467731738081973, 10.56185374570822715797145376550, 11.49225255730628788435563919475

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