Properties

Label 2-621-207.182-c1-0-19
Degree $2$
Conductor $621$
Sign $0.0519 + 0.998i$
Analytic cond. $4.95870$
Root an. cond. $2.22681$
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  + (0.120 + 0.232i)2-s + (1.12 − 1.57i)4-s + (−0.991 − 4.08i)5-s + (3.50 − 1.21i)7-s + (1.01 + 0.146i)8-s + (0.832 − 0.721i)10-s + (0.185 + 3.88i)11-s + (−0.0862 + 0.249i)13-s + (0.703 + 0.670i)14-s + (−1.17 − 3.39i)16-s + (−1.22 + 2.67i)17-s + (1.48 − 0.679i)19-s + (−7.54 − 3.01i)20-s + (−0.882 + 0.509i)22-s + (−0.324 − 4.78i)23-s + ⋯
L(s)  = 1  + (0.0848 + 0.164i)2-s + (0.560 − 0.786i)4-s + (−0.443 − 1.82i)5-s + (1.32 − 0.458i)7-s + (0.360 + 0.0518i)8-s + (0.263 − 0.228i)10-s + (0.0558 + 1.17i)11-s + (−0.0239 + 0.0691i)13-s + (0.188 + 0.179i)14-s + (−0.293 − 0.848i)16-s + (−0.295 + 0.647i)17-s + (0.341 − 0.155i)19-s + (−1.68 − 0.675i)20-s + (−0.188 + 0.108i)22-s + (−0.0677 − 0.997i)23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 621 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.0519 + 0.998i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 621 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.0519 + 0.998i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(621\)    =    \(3^{3} \cdot 23\)
Sign: $0.0519 + 0.998i$
Analytic conductor: \(4.95870\)
Root analytic conductor: \(2.22681\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{621} (251, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 621,\ (\ :1/2),\ 0.0519 + 0.998i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.33277 - 1.26528i\)
\(L(\frac12)\) \(\approx\) \(1.33277 - 1.26528i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
23 \( 1 + (0.324 + 4.78i)T \)
good2 \( 1 + (-0.120 - 0.232i)T + (-1.16 + 1.62i)T^{2} \)
5 \( 1 + (0.991 + 4.08i)T + (-4.44 + 2.29i)T^{2} \)
7 \( 1 + (-3.50 + 1.21i)T + (5.50 - 4.32i)T^{2} \)
11 \( 1 + (-0.185 - 3.88i)T + (-10.9 + 1.04i)T^{2} \)
13 \( 1 + (0.0862 - 0.249i)T + (-10.2 - 8.03i)T^{2} \)
17 \( 1 + (1.22 - 2.67i)T + (-11.1 - 12.8i)T^{2} \)
19 \( 1 + (-1.48 + 0.679i)T + (12.4 - 14.3i)T^{2} \)
29 \( 1 + (-2.00 + 1.42i)T + (9.48 - 27.4i)T^{2} \)
31 \( 1 + (0.710 - 0.284i)T + (22.4 - 21.3i)T^{2} \)
37 \( 1 + (-1.05 - 3.58i)T + (-31.1 + 20.0i)T^{2} \)
41 \( 1 + (3.88 - 0.941i)T + (36.4 - 18.7i)T^{2} \)
43 \( 1 + (2.64 - 6.61i)T + (-31.1 - 29.6i)T^{2} \)
47 \( 1 + (-4.75 - 2.74i)T + (23.5 + 40.7i)T^{2} \)
53 \( 1 + (-1.42 + 1.64i)T + (-7.54 - 52.4i)T^{2} \)
59 \( 1 + (-9.13 - 3.16i)T + (46.3 + 36.4i)T^{2} \)
61 \( 1 + (-2.52 + 3.21i)T + (-14.3 - 59.2i)T^{2} \)
67 \( 1 + (13.3 + 0.637i)T + (66.6 + 6.36i)T^{2} \)
71 \( 1 + (0.327 - 0.510i)T + (-29.4 - 64.5i)T^{2} \)
73 \( 1 + (-6.89 - 15.0i)T + (-47.8 + 55.1i)T^{2} \)
79 \( 1 + (0.400 + 2.07i)T + (-73.3 + 29.3i)T^{2} \)
83 \( 1 + (-2.85 + 11.7i)T + (-73.7 - 38.0i)T^{2} \)
89 \( 1 + (-1.15 - 8.01i)T + (-85.3 + 25.0i)T^{2} \)
97 \( 1 + (-4.17 - 4.37i)T + (-4.61 + 96.8i)T^{2} \)
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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

−10.39310082479507507702807700820, −9.546568202922078597929754420570, −8.501397619494911210435891593069, −7.88025940870943924914582194220, −6.91824938748180603434296048362, −5.60267802507206813054504656249, −4.65606601842218299302952779953, −4.42827386619377180766859870218, −1.94241545313731940222602802417, −1.07686450859310849023422401995, 2.12971770369512310452812108466, 3.08611368497009819503618609202, 3.86950052396738761928531946703, 5.42580404217630328636780920031, 6.54066209411749862788035788211, 7.40138303631258002653732044638, 7.945453729948415605061293718997, 8.881509978351563401713528598428, 10.42844747237807031861024354312, 10.97502652968422601204291254120

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