Properties

Label 2-531-59.58-c2-0-47
Degree $2$
Conductor $531$
Sign $-0.499 - 0.866i$
Analytic cond. $14.4687$
Root an. cond. $3.80377$
Motivic weight $2$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2.72i·2-s − 3.44·4-s − 5.71·5-s + 8.69·7-s − 1.52i·8-s + 15.5i·10-s − 6.01i·11-s − 4.81i·13-s − 23.7i·14-s − 17.9·16-s − 10.8·17-s − 18.4·19-s + 19.6·20-s − 16.4·22-s − 15.4i·23-s + ⋯
L(s)  = 1  − 1.36i·2-s − 0.860·4-s − 1.14·5-s + 1.24·7-s − 0.190i·8-s + 1.55i·10-s − 0.546i·11-s − 0.370i·13-s − 1.69i·14-s − 1.12·16-s − 0.637·17-s − 0.971·19-s + 0.983·20-s − 0.745·22-s − 0.669i·23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 531 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.499 - 0.866i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 531 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (-0.499 - 0.866i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(531\)    =    \(3^{2} \cdot 59\)
Sign: $-0.499 - 0.866i$
Analytic conductor: \(14.4687\)
Root analytic conductor: \(3.80377\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{531} (235, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 531,\ (\ :1),\ -0.499 - 0.866i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(0.7226207108\)
\(L(\frac12)\) \(\approx\) \(0.7226207108\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
59 \( 1 + (29.4 + 51.1i)T \)
good2 \( 1 + 2.72iT - 4T^{2} \)
5 \( 1 + 5.71T + 25T^{2} \)
7 \( 1 - 8.69T + 49T^{2} \)
11 \( 1 + 6.01iT - 121T^{2} \)
13 \( 1 + 4.81iT - 169T^{2} \)
17 \( 1 + 10.8T + 289T^{2} \)
19 \( 1 + 18.4T + 361T^{2} \)
23 \( 1 + 15.4iT - 529T^{2} \)
29 \( 1 + 15.5T + 841T^{2} \)
31 \( 1 + 6.38iT - 961T^{2} \)
37 \( 1 + 0.527iT - 1.36e3T^{2} \)
41 \( 1 + 9.31T + 1.68e3T^{2} \)
43 \( 1 - 52.9iT - 1.84e3T^{2} \)
47 \( 1 - 78.0iT - 2.20e3T^{2} \)
53 \( 1 - 10.2T + 2.80e3T^{2} \)
61 \( 1 + 41.5iT - 3.72e3T^{2} \)
67 \( 1 + 92.4iT - 4.48e3T^{2} \)
71 \( 1 + 93.8T + 5.04e3T^{2} \)
73 \( 1 + 88.0iT - 5.32e3T^{2} \)
79 \( 1 + 81.2T + 6.24e3T^{2} \)
83 \( 1 - 2.92iT - 6.88e3T^{2} \)
89 \( 1 - 168. iT - 7.92e3T^{2} \)
97 \( 1 + 169. iT - 9.40e3T^{2} \)
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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

−10.53062662218888784366228806087, −9.249009998700777184748538559081, −8.327197318275424814821718184826, −7.67419028611798435566114549551, −6.35251921250241778969711534099, −4.73898021263564338413228398607, −4.10967234530100619846901395518, −2.97486918082534104786079432430, −1.71224936750579279415223993992, −0.27620043821366476036262211995, 2.01503268752971861152442644064, 4.04136085845865852923299779426, 4.72843613525721265340475824669, 5.73979164082500926852922643058, 7.05156997790824063659018881036, 7.43056528664087481028075604017, 8.415122207615230804874409415219, 8.826810759546470369735149302697, 10.39083458350059271750832619872, 11.47801083043817944802008061858

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