Properties

Label 2-138-23.22-c6-0-23
Degree $2$
Conductor $138$
Sign $-0.991 + 0.130i$
Analytic cond. $31.7474$
Root an. cond. $5.63448$
Motivic weight $6$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 5.65·2-s − 15.5·3-s + 32.0·4-s − 223. i·5-s − 88.1·6-s − 652. i·7-s + 181.·8-s + 243·9-s − 1.26e3i·10-s + 524. i·11-s − 498.·12-s − 1.11e3·13-s − 3.69e3i·14-s + 3.47e3i·15-s + 1.02e3·16-s − 2.16e3i·17-s + ⋯
L(s)  = 1  + 0.707·2-s − 0.577·3-s + 0.500·4-s − 1.78i·5-s − 0.408·6-s − 1.90i·7-s + 0.353·8-s + 0.333·9-s − 1.26i·10-s + 0.394i·11-s − 0.288·12-s − 0.508·13-s − 1.34i·14-s + 1.03i·15-s + 0.250·16-s − 0.440i·17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 138 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.991 + 0.130i)\, \overline{\Lambda}(7-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 138 ^{s/2} \, \Gamma_{\C}(s+3) \, L(s)\cr =\mathstrut & (-0.991 + 0.130i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(138\)    =    \(2 \cdot 3 \cdot 23\)
Sign: $-0.991 + 0.130i$
Analytic conductor: \(31.7474\)
Root analytic conductor: \(5.63448\)
Motivic weight: \(6\)
Rational: no
Arithmetic: yes
Character: $\chi_{138} (91, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 138,\ (\ :3),\ -0.991 + 0.130i)\)

Particular Values

\(L(\frac{7}{2})\) \(\approx\) \(1.811730713\)
\(L(\frac12)\) \(\approx\) \(1.811730713\)
\(L(4)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - 5.65T \)
3 \( 1 + 15.5T \)
23 \( 1 + (1.20e4 - 1.58e3i)T \)
good5 \( 1 + 223. iT - 1.56e4T^{2} \)
7 \( 1 + 652. iT - 1.17e5T^{2} \)
11 \( 1 - 524. iT - 1.77e6T^{2} \)
13 \( 1 + 1.11e3T + 4.82e6T^{2} \)
17 \( 1 + 2.16e3iT - 2.41e7T^{2} \)
19 \( 1 - 1.03e4iT - 4.70e7T^{2} \)
29 \( 1 - 3.45e4T + 5.94e8T^{2} \)
31 \( 1 - 2.67e4T + 8.87e8T^{2} \)
37 \( 1 + 6.31e4iT - 2.56e9T^{2} \)
41 \( 1 + 3.36e4T + 4.75e9T^{2} \)
43 \( 1 + 9.90e4iT - 6.32e9T^{2} \)
47 \( 1 - 9.91e4T + 1.07e10T^{2} \)
53 \( 1 - 9.89e4iT - 2.21e10T^{2} \)
59 \( 1 + 2.55e5T + 4.21e10T^{2} \)
61 \( 1 - 3.24e5iT - 5.15e10T^{2} \)
67 \( 1 - 5.99e3iT - 9.04e10T^{2} \)
71 \( 1 + 6.26e4T + 1.28e11T^{2} \)
73 \( 1 - 3.53e5T + 1.51e11T^{2} \)
79 \( 1 - 2.16e5iT - 2.43e11T^{2} \)
83 \( 1 + 1.61e5iT - 3.26e11T^{2} \)
89 \( 1 + 1.90e5iT - 4.96e11T^{2} \)
97 \( 1 + 1.16e6iT - 8.32e11T^{2} \)
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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

−12.06165348124946492974900433697, −10.52250560205355612917814822411, −9.786751603696495359957208285423, −8.126969176607803620561382806686, −7.18104630080250402699071758726, −5.73791231945474044623036017234, −4.57570111317257763977776352097, −4.04919763892604918311770947132, −1.48639870989588244313278739174, −0.46731971730472939789565238615, 2.34085426623931906751625336565, 3.04592758517054443738594276353, 4.90047846760245512615040827693, 6.17478793814369040170450168011, 6.59629856074604838911055386920, 8.139805849469718097236664808924, 9.720815030875773096811323677831, 10.81374328024078808286196283902, 11.65650348166681662583638303537, 12.24291843049083887253368531915

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