Properties

Label 2-1386-77.76-c1-0-3
Degree $2$
Conductor $1386$
Sign $-0.797 - 0.603i$
Analytic cond. $11.0672$
Root an. cond. $3.32675$
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 + 2.82i·5-s + 2.64i·7-s + i·8-s + 2.82·10-s + (−2.64 − 2i)11-s − 5.65·13-s + 2.64·14-s + 16-s + 7.48·17-s + 2.82·19-s − 2.82i·20-s + (−2 + 2.64i)22-s − 5.29·23-s + ⋯
L(s)  = 1  − 0.707i·2-s − 0.5·4-s + 1.26i·5-s + 0.999i·7-s + 0.353i·8-s + 0.894·10-s + (−0.797 − 0.603i)11-s − 1.56·13-s + 0.707·14-s + 0.250·16-s + 1.81·17-s + 0.648·19-s − 0.632i·20-s + (−0.426 + 0.564i)22-s − 1.10·23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1386 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.797 - 0.603i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1386 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.797 - 0.603i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1386\)    =    \(2 \cdot 3^{2} \cdot 7 \cdot 11\)
Sign: $-0.797 - 0.603i$
Analytic conductor: \(11.0672\)
Root analytic conductor: \(3.32675\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1386} (307, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1386,\ (\ :1/2),\ -0.797 - 0.603i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.4722568893\)
\(L(\frac12)\) \(\approx\) \(0.4722568893\)
\(L(\frac{3}{2})\) 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 \( 1 - 2.64iT \)
11 \( 1 + (2.64 + 2i)T \)
good5 \( 1 - 2.82iT - 5T^{2} \)
13 \( 1 + 5.65T + 13T^{2} \)
17 \( 1 - 7.48T + 17T^{2} \)
19 \( 1 - 2.82T + 19T^{2} \)
23 \( 1 + 5.29T + 23T^{2} \)
29 \( 1 + 6iT - 29T^{2} \)
31 \( 1 - 7.48iT - 31T^{2} \)
37 \( 1 + 10T + 37T^{2} \)
41 \( 1 + 7.48T + 41T^{2} \)
43 \( 1 - 5.29iT - 43T^{2} \)
47 \( 1 + 2.82iT - 47T^{2} \)
53 \( 1 + 10.5T + 53T^{2} \)
59 \( 1 + 11.3iT - 59T^{2} \)
61 \( 1 + 61T^{2} \)
67 \( 1 + 12T + 67T^{2} \)
71 \( 1 - 5.29T + 71T^{2} \)
73 \( 1 + 8.48T + 73T^{2} \)
79 \( 1 - 5.29iT - 79T^{2} \)
83 \( 1 - 7.48T + 83T^{2} \)
89 \( 1 - 89T^{2} \)
97 \( 1 - 14.9iT - 97T^{2} \)
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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

−10.09669496215821428039755174822, −9.401686263182821348983154215457, −8.169949197017066115416012235192, −7.67714167758711153880047443999, −6.60337203540486524920213565897, −5.56327798520500882630702373741, −5.00457509483208379631948442463, −3.31852628811714322182090010487, −2.97095095659529107701584463775, −1.94655416429873027856829605912, 0.18621788739744660289619857472, 1.57547708011735467768548439087, 3.29741973019958222012984350847, 4.47456853154522467368132903435, 5.06640466423529800535371073276, 5.70037924180315207213443857438, 7.16165871334272008085242863845, 7.57064932629527577447142864097, 8.205823849302990508640932378096, 9.275122191738918103155248665340

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