Properties

Label 2-531-3.2-c4-0-49
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  − 2.07i·2-s + 11.7·4-s + 48.7i·5-s − 18.1·7-s − 57.4i·8-s + 101.·10-s − 148. i·11-s + 163.·13-s + 37.6i·14-s + 68.1·16-s − 244. i·17-s + 48.5·19-s + 570. i·20-s − 308.·22-s − 859. i·23-s + ⋯
L(s)  = 1  − 0.518i·2-s + 0.731·4-s + 1.94i·5-s − 0.370·7-s − 0.897i·8-s + 1.01·10-s − 1.22i·11-s + 0.966·13-s + 0.192i·14-s + 0.266·16-s − 0.845i·17-s + 0.134·19-s + 1.42i·20-s − 0.636·22-s − 1.62i·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

\(L(\frac{5}{2})\) \(\approx\) \(2.619187364\)
\(L(\frac12)\) \(\approx\) \(2.619187364\)
\(L(3)\) 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 \( 1 + 2.07iT - 16T^{2} \)
5 \( 1 - 48.7iT - 625T^{2} \)
7 \( 1 + 18.1T + 2.40e3T^{2} \)
11 \( 1 + 148. iT - 1.46e4T^{2} \)
13 \( 1 - 163.T + 2.85e4T^{2} \)
17 \( 1 + 244. iT - 8.35e4T^{2} \)
19 \( 1 - 48.5T + 1.30e5T^{2} \)
23 \( 1 + 859. iT - 2.79e5T^{2} \)
29 \( 1 - 199. iT - 7.07e5T^{2} \)
31 \( 1 - 1.34e3T + 9.23e5T^{2} \)
37 \( 1 - 1.44e3T + 1.87e6T^{2} \)
41 \( 1 + 2.06e3iT - 2.82e6T^{2} \)
43 \( 1 - 1.17e3T + 3.41e6T^{2} \)
47 \( 1 - 3.41e3iT - 4.87e6T^{2} \)
53 \( 1 - 2.94e3iT - 7.89e6T^{2} \)
61 \( 1 - 6.27e3T + 1.38e7T^{2} \)
67 \( 1 - 4.90e3T + 2.01e7T^{2} \)
71 \( 1 - 924. iT - 2.54e7T^{2} \)
73 \( 1 + 4.74e3T + 2.83e7T^{2} \)
79 \( 1 - 7.23e3T + 3.89e7T^{2} \)
83 \( 1 - 2.64e3iT - 4.74e7T^{2} \)
89 \( 1 - 6.03e3iT - 6.27e7T^{2} \)
97 \( 1 - 6.82e3T + 8.85e7T^{2} \)
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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

−10.47535191774389561224587131098, −9.636948971422690630032450961780, −8.272976695177029713413844077826, −7.22936138826494561462814011912, −6.41629094311962366385126415224, −6.02383649043148635616014887875, −3.91236630202793663916364752648, −2.97397559469608786361409737972, −2.54185886461875071939545053773, −0.76135647967693572446737526957, 1.08621488585625815243103930633, 1.97682109609034213280032266004, 3.78064609802173673887404622254, 4.86434812613369837013739896339, 5.70677384762501372842312938280, 6.58781595349128792419097768604, 7.84709445845340124121055725106, 8.312686088273172639467268633030, 9.382319407813353083615886342284, 10.07375124040673022112258829966

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