Properties

Label 2-820-164.11-c1-0-4
Degree $2$
Conductor $820$
Sign $-0.457 + 0.889i$
Analytic cond. $6.54773$
Root an. cond. $2.55885$
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  + (0.156 + 1.40i)2-s + (−0.457 + 1.10i)3-s + (−1.95 + 0.439i)4-s + (−0.453 + 0.891i)5-s + (−1.62 − 0.470i)6-s + (0.196 + 0.819i)7-s + (−0.922 − 2.67i)8-s + (1.10 + 1.10i)9-s + (−1.32 − 0.498i)10-s + (−3.63 + 4.25i)11-s + (0.407 − 2.35i)12-s + (1.58 + 2.58i)13-s + (−1.12 + 0.404i)14-s + (−0.776 − 0.909i)15-s + (3.61 − 1.71i)16-s + (−0.0556 − 0.706i)17-s + ⋯
L(s)  = 1  + (0.110 + 0.993i)2-s + (−0.264 + 0.638i)3-s + (−0.975 + 0.219i)4-s + (−0.203 + 0.398i)5-s + (−0.663 − 0.192i)6-s + (0.0743 + 0.309i)7-s + (−0.326 − 0.945i)8-s + (0.369 + 0.369i)9-s + (−0.418 − 0.157i)10-s + (−1.09 + 1.28i)11-s + (0.117 − 0.680i)12-s + (0.438 + 0.716i)13-s + (−0.299 + 0.108i)14-s + (−0.200 − 0.234i)15-s + (0.903 − 0.428i)16-s + (−0.0134 − 0.171i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 820 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.457 + 0.889i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 820 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.457 + 0.889i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(820\)    =    \(2^{2} \cdot 5 \cdot 41\)
Sign: $-0.457 + 0.889i$
Analytic conductor: \(6.54773\)
Root analytic conductor: \(2.55885\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{820} (11, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 820,\ (\ :1/2),\ -0.457 + 0.889i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.416032 - 0.681804i\)
\(L(\frac12)\) \(\approx\) \(0.416032 - 0.681804i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-0.156 - 1.40i)T \)
5 \( 1 + (0.453 - 0.891i)T \)
41 \( 1 + (6.17 + 1.68i)T \)
good3 \( 1 + (0.457 - 1.10i)T + (-2.12 - 2.12i)T^{2} \)
7 \( 1 + (-0.196 - 0.819i)T + (-6.23 + 3.17i)T^{2} \)
11 \( 1 + (3.63 - 4.25i)T + (-1.72 - 10.8i)T^{2} \)
13 \( 1 + (-1.58 - 2.58i)T + (-5.90 + 11.5i)T^{2} \)
17 \( 1 + (0.0556 + 0.706i)T + (-16.7 + 2.65i)T^{2} \)
19 \( 1 + (0.254 + 0.155i)T + (8.62 + 16.9i)T^{2} \)
23 \( 1 + (3.49 + 2.53i)T + (7.10 + 21.8i)T^{2} \)
29 \( 1 + (-0.332 + 4.22i)T + (-28.6 - 4.53i)T^{2} \)
31 \( 1 + (-1.49 + 4.58i)T + (-25.0 - 18.2i)T^{2} \)
37 \( 1 + (2.25 + 6.92i)T + (-29.9 + 21.7i)T^{2} \)
43 \( 1 + (-1.68 - 10.6i)T + (-40.8 + 13.2i)T^{2} \)
47 \( 1 + (1.55 - 6.47i)T + (-41.8 - 21.3i)T^{2} \)
53 \( 1 + (-6.21 - 0.489i)T + (52.3 + 8.29i)T^{2} \)
59 \( 1 + (-4.46 + 6.15i)T + (-18.2 - 56.1i)T^{2} \)
61 \( 1 + (1.69 - 10.6i)T + (-58.0 - 18.8i)T^{2} \)
67 \( 1 + (-0.307 + 0.263i)T + (10.4 - 66.1i)T^{2} \)
71 \( 1 + (9.41 + 8.03i)T + (11.1 + 70.1i)T^{2} \)
73 \( 1 + (-4.79 + 4.79i)T - 73iT^{2} \)
79 \( 1 + (1.09 + 0.453i)T + (55.8 + 55.8i)T^{2} \)
83 \( 1 - 10.8iT - 83T^{2} \)
89 \( 1 + (2.86 - 0.688i)T + (79.2 - 40.4i)T^{2} \)
97 \( 1 + (11.5 - 9.84i)T + (15.1 - 95.8i)T^{2} \)
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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

−10.49148562158608209453420832401, −9.937279806514430415195841122728, −9.135761946420155626983406044497, −7.987605836458994698036617343022, −7.43995906160629818901488988807, −6.47302836293996189053705895271, −5.48591776632459685377327991712, −4.60177708029901182173309192383, −3.99626722613530892750080105974, −2.32027908750738039343988019580, 0.40807277694756703764935490321, 1.51752375254472954186256071554, 3.06413037559070864048310462866, 3.89966849307511299650852256901, 5.21800459446944401588790468917, 5.85934940747194075120548924253, 7.15531002509040897175685157214, 8.285098136560408922286484069853, 8.638181435995834668133592231422, 10.02405883930967477376608416009

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