Properties

Label 2-531-3.2-c4-0-20
Degree $2$
Conductor $531$
Sign $-0.816 + 0.577i$
Analytic cond. $54.8894$
Root an. cond. $7.40874$
Motivic weight $4$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 6.57i·2-s − 27.2·4-s − 2.90i·5-s − 11.6·7-s − 74.3i·8-s + 19.1·10-s + 67.7i·11-s + 213.·13-s − 76.3i·14-s + 52.2·16-s + 235. i·17-s + 389.·19-s + 79.2i·20-s − 446.·22-s − 67.4i·23-s + ⋯
L(s)  = 1  + 1.64i·2-s − 1.70·4-s − 0.116i·5-s − 0.236·7-s − 1.16i·8-s + 0.191·10-s + 0.560i·11-s + 1.26·13-s − 0.389i·14-s + 0.204·16-s + 0.816i·17-s + 1.07·19-s + 0.198i·20-s − 0.921·22-s − 0.127i·23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 531 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.816 + 0.577i)\, \overline{\Lambda}(5-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 531 ^{s/2} \, \Gamma_{\C}(s+2) \, L(s)\cr =\mathstrut & (-0.816 + 0.577i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(531\)    =    \(3^{2} \cdot 59\)
Sign: $-0.816 + 0.577i$
Analytic conductor: \(54.8894\)
Root analytic conductor: \(7.40874\)
Motivic weight: \(4\)
Rational: no
Arithmetic: yes
Character: $\chi_{531} (296, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 531,\ (\ :2),\ -0.816 + 0.577i)\)

Particular Values

\(L(\frac{5}{2})\) \(\approx\) \(1.557006255\)
\(L(\frac12)\) \(\approx\) \(1.557006255\)
\(L(3)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
59 \( 1 - 453. iT \)
good2 \( 1 - 6.57iT - 16T^{2} \)
5 \( 1 + 2.90iT - 625T^{2} \)
7 \( 1 + 11.6T + 2.40e3T^{2} \)
11 \( 1 - 67.7iT - 1.46e4T^{2} \)
13 \( 1 - 213.T + 2.85e4T^{2} \)
17 \( 1 - 235. iT - 8.35e4T^{2} \)
19 \( 1 - 389.T + 1.30e5T^{2} \)
23 \( 1 + 67.4iT - 2.79e5T^{2} \)
29 \( 1 - 920. iT - 7.07e5T^{2} \)
31 \( 1 - 1.11e3T + 9.23e5T^{2} \)
37 \( 1 + 1.17e3T + 1.87e6T^{2} \)
41 \( 1 - 2.66e3iT - 2.82e6T^{2} \)
43 \( 1 + 1.25e3T + 3.41e6T^{2} \)
47 \( 1 + 1.34e3iT - 4.87e6T^{2} \)
53 \( 1 + 965. iT - 7.89e6T^{2} \)
61 \( 1 + 129.T + 1.38e7T^{2} \)
67 \( 1 + 2.85e3T + 2.01e7T^{2} \)
71 \( 1 + 1.72e3iT - 2.54e7T^{2} \)
73 \( 1 + 1.60e3T + 2.83e7T^{2} \)
79 \( 1 + 8.38e3T + 3.89e7T^{2} \)
83 \( 1 - 1.70e3iT - 4.74e7T^{2} \)
89 \( 1 - 1.47e4iT - 6.27e7T^{2} \)
97 \( 1 + 1.67e4T + 8.85e7T^{2} \)
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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

−10.55870244167625312692371110958, −9.556326536174276827192626214933, −8.629247834328728928452343300551, −8.080551530283917219273717913530, −6.96084686596572548423505246082, −6.39568691868541365418699288020, −5.41001481133898235679332702814, −4.53801819733416327859927613732, −3.28709970922965445863432073758, −1.28238637451362826505375701863, 0.45778388231031750509268036163, 1.41134499034895530472453384861, 2.82726522297068308050423248200, 3.46259936099921776519288483967, 4.58185786886766781867617142375, 5.78178495704362264520297679050, 6.97917896379640601618948855655, 8.344573503487346867975065977286, 9.108210108278747445032035376409, 9.945190051323140439343335955277

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