Properties

Label 2-531-1.1-c3-0-65
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  + 3.77·2-s + 6.27·4-s + 5.74·5-s − 24.4·7-s − 6.51·8-s + 21.6·10-s − 9.31·11-s + 17.0·13-s − 92.2·14-s − 74.8·16-s − 19.6·17-s − 15.1·19-s + 36.0·20-s − 35.2·22-s − 108.·23-s − 92.0·25-s + 64.5·26-s − 153.·28-s − 237.·29-s + 184.·31-s − 230.·32-s − 74.3·34-s − 140.·35-s + 155.·37-s − 57.1·38-s − 37.3·40-s − 261.·41-s + ⋯
L(s)  = 1  + 1.33·2-s + 0.784·4-s + 0.513·5-s − 1.31·7-s − 0.287·8-s + 0.686·10-s − 0.255·11-s + 0.364·13-s − 1.76·14-s − 1.16·16-s − 0.280·17-s − 0.182·19-s + 0.403·20-s − 0.341·22-s − 0.983·23-s − 0.736·25-s + 0.486·26-s − 1.03·28-s − 1.51·29-s + 1.06·31-s − 1.27·32-s − 0.375·34-s − 0.677·35-s + 0.690·37-s − 0.244·38-s − 0.147·40-s − 0.997·41-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 \( 1 - 3.77T + 8T^{2} \)
5 \( 1 - 5.74T + 125T^{2} \)
7 \( 1 + 24.4T + 343T^{2} \)
11 \( 1 + 9.31T + 1.33e3T^{2} \)
13 \( 1 - 17.0T + 2.19e3T^{2} \)
17 \( 1 + 19.6T + 4.91e3T^{2} \)
19 \( 1 + 15.1T + 6.85e3T^{2} \)
23 \( 1 + 108.T + 1.21e4T^{2} \)
29 \( 1 + 237.T + 2.43e4T^{2} \)
31 \( 1 - 184.T + 2.97e4T^{2} \)
37 \( 1 - 155.T + 5.06e4T^{2} \)
41 \( 1 + 261.T + 6.89e4T^{2} \)
43 \( 1 - 127.T + 7.95e4T^{2} \)
47 \( 1 + 555.T + 1.03e5T^{2} \)
53 \( 1 - 220.T + 1.48e5T^{2} \)
61 \( 1 + 436.T + 2.26e5T^{2} \)
67 \( 1 - 924.T + 3.00e5T^{2} \)
71 \( 1 - 937.T + 3.57e5T^{2} \)
73 \( 1 - 13.0T + 3.89e5T^{2} \)
79 \( 1 - 140.T + 4.93e5T^{2} \)
83 \( 1 - 26.4T + 5.71e5T^{2} \)
89 \( 1 - 136.T + 7.04e5T^{2} \)
97 \( 1 + 360.T + 9.12e5T^{2} \)
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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

−9.895055937201679925740759211335, −9.385483113069572612789835614265, −8.127881331358214932996761035180, −6.70914659967265487213575640638, −6.14793518531492457189565926465, −5.35515632370156138259855115701, −4.11378452272330592755727104254, −3.30176141312288148385798612227, −2.18892084106219494916645563457, 0, 2.18892084106219494916645563457, 3.30176141312288148385798612227, 4.11378452272330592755727104254, 5.35515632370156138259855115701, 6.14793518531492457189565926465, 6.70914659967265487213575640638, 8.127881331358214932996761035180, 9.385483113069572612789835614265, 9.895055937201679925740759211335

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