Properties

Label 2-531-3.2-c4-0-37
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  + 0.643i·2-s + 15.5·4-s − 12.3i·5-s + 75.5·7-s + 20.3i·8-s + 7.93·10-s + 34.0i·11-s − 129.·13-s + 48.5i·14-s + 236.·16-s + 332. i·17-s + 320.·19-s − 192. i·20-s − 21.9·22-s + 629. i·23-s + ⋯
L(s)  = 1  + 0.160i·2-s + 0.974·4-s − 0.493i·5-s + 1.54·7-s + 0.317i·8-s + 0.0793·10-s + 0.281i·11-s − 0.768·13-s + 0.247i·14-s + 0.923·16-s + 1.15i·17-s + 0.886·19-s − 0.480i·20-s − 0.0452·22-s + 1.18i·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

\(L(\frac{5}{2})\) \(\approx\) \(3.351496663\)
\(L(\frac12)\) \(\approx\) \(3.351496663\)
\(L(3)\) 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 \( 1 - 0.643iT - 16T^{2} \)
5 \( 1 + 12.3iT - 625T^{2} \)
7 \( 1 - 75.5T + 2.40e3T^{2} \)
11 \( 1 - 34.0iT - 1.46e4T^{2} \)
13 \( 1 + 129.T + 2.85e4T^{2} \)
17 \( 1 - 332. iT - 8.35e4T^{2} \)
19 \( 1 - 320.T + 1.30e5T^{2} \)
23 \( 1 - 629. iT - 2.79e5T^{2} \)
29 \( 1 - 1.27e3iT - 7.07e5T^{2} \)
31 \( 1 + 163.T + 9.23e5T^{2} \)
37 \( 1 + 2.02e3T + 1.87e6T^{2} \)
41 \( 1 + 2.33e3iT - 2.82e6T^{2} \)
43 \( 1 - 1.67e3T + 3.41e6T^{2} \)
47 \( 1 - 1.98e3iT - 4.87e6T^{2} \)
53 \( 1 + 4.94e3iT - 7.89e6T^{2} \)
61 \( 1 + 6.08e3T + 1.38e7T^{2} \)
67 \( 1 - 3.11e3T + 2.01e7T^{2} \)
71 \( 1 + 4.16e3iT - 2.54e7T^{2} \)
73 \( 1 - 7.58e3T + 2.83e7T^{2} \)
79 \( 1 - 1.05e4T + 3.89e7T^{2} \)
83 \( 1 - 4.10e3iT - 4.74e7T^{2} \)
89 \( 1 - 6.06e3iT - 6.27e7T^{2} \)
97 \( 1 + 794.T + 8.85e7T^{2} \)
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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

−10.65491396633771862278847073396, −9.369160814957396689391264559918, −8.339997480147870112373455090407, −7.62628976487791373705427035854, −6.88973954741454011079590434622, −5.45577935586364304477277534248, −4.98622988239060684910416729860, −3.51732857335654570031882151817, −2.00703113798538616814750690220, −1.31158373648439051194654606250, 0.899590276727662110653486646428, 2.18294510315724998074691935807, 2.98045650049247762721179320976, 4.53461700198766840629064873968, 5.45005757230328992354656060561, 6.66277844294003644463083680468, 7.47044255279646546704089369759, 8.111696309847647870278861918235, 9.370731084260515037774025766693, 10.45756253855172318039911007187

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