Properties

Label 2-531-1.1-c3-0-30
Degree $2$
Conductor $531$
Sign $-1$
Analytic cond. $31.3300$
Root an. cond. $5.59732$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 4.06·2-s + 8.49·4-s − 16.2·5-s + 6.77·7-s − 2.00·8-s + 66.0·10-s + 16.5·11-s − 82.3·13-s − 27.4·14-s − 59.7·16-s − 6.48·17-s + 151.·19-s − 138.·20-s − 67.3·22-s + 154.·23-s + 139.·25-s + 334.·26-s + 57.5·28-s − 220.·29-s − 79.4·31-s + 258.·32-s + 26.3·34-s − 110.·35-s + 414.·37-s − 613.·38-s + 32.7·40-s + 521.·41-s + ⋯
L(s)  = 1  − 1.43·2-s + 1.06·4-s − 1.45·5-s + 0.365·7-s − 0.0888·8-s + 2.08·10-s + 0.454·11-s − 1.75·13-s − 0.524·14-s − 0.934·16-s − 0.0924·17-s + 1.82·19-s − 1.54·20-s − 0.652·22-s + 1.39·23-s + 1.11·25-s + 2.52·26-s + 0.388·28-s − 1.41·29-s − 0.460·31-s + 1.43·32-s + 0.132·34-s − 0.532·35-s + 1.83·37-s − 2.61·38-s + 0.129·40-s + 1.98·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 531 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 531 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(531\)    =    \(3^{2} \cdot 59\)
Sign: $-1$
Analytic conductor: \(31.3300\)
Root analytic conductor: \(5.59732\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 531,\ (\ :3/2),\ -1)\)

Particular Values

\(L(2)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{5}{2})\) 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 \( 1 + 59T \)
good2 \( 1 + 4.06T + 8T^{2} \)
5 \( 1 + 16.2T + 125T^{2} \)
7 \( 1 - 6.77T + 343T^{2} \)
11 \( 1 - 16.5T + 1.33e3T^{2} \)
13 \( 1 + 82.3T + 2.19e3T^{2} \)
17 \( 1 + 6.48T + 4.91e3T^{2} \)
19 \( 1 - 151.T + 6.85e3T^{2} \)
23 \( 1 - 154.T + 1.21e4T^{2} \)
29 \( 1 + 220.T + 2.43e4T^{2} \)
31 \( 1 + 79.4T + 2.97e4T^{2} \)
37 \( 1 - 414.T + 5.06e4T^{2} \)
41 \( 1 - 521.T + 6.89e4T^{2} \)
43 \( 1 + 265.T + 7.95e4T^{2} \)
47 \( 1 + 31.6T + 1.03e5T^{2} \)
53 \( 1 - 256.T + 1.48e5T^{2} \)
61 \( 1 + 68.7T + 2.26e5T^{2} \)
67 \( 1 - 198.T + 3.00e5T^{2} \)
71 \( 1 + 725.T + 3.57e5T^{2} \)
73 \( 1 - 571.T + 3.89e5T^{2} \)
79 \( 1 + 304.T + 4.93e5T^{2} \)
83 \( 1 + 731.T + 5.71e5T^{2} \)
89 \( 1 - 694.T + 7.04e5T^{2} \)
97 \( 1 + 597.T + 9.12e5T^{2} \)
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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

−9.586295432050511425246654741678, −9.314393440148277004147314499633, −8.052403512468917090194987940615, −7.51262373433037350781988776050, −7.05751104895759179630570749805, −5.18689431995158924538975172147, −4.18531264390581627639922329763, −2.77293161098008167621132044857, −1.12778302726298450038598506842, 0, 1.12778302726298450038598506842, 2.77293161098008167621132044857, 4.18531264390581627639922329763, 5.18689431995158924538975172147, 7.05751104895759179630570749805, 7.51262373433037350781988776050, 8.052403512468917090194987940615, 9.314393440148277004147314499633, 9.586295432050511425246654741678

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