Properties

Label 2-531-1.1-c3-0-56
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  − 4.08·2-s + 8.68·4-s + 7.45·5-s + 34.0·7-s − 2.80·8-s − 30.4·10-s − 30.1·11-s − 5.30·13-s − 138.·14-s − 58.0·16-s − 63.2·17-s − 86.0·19-s + 64.7·20-s + 122.·22-s − 83.0·23-s − 69.4·25-s + 21.6·26-s + 295.·28-s + 27.8·29-s − 48.3·31-s + 259.·32-s + 258.·34-s + 253.·35-s − 358.·37-s + 351.·38-s − 20.8·40-s + 139.·41-s + ⋯
L(s)  = 1  − 1.44·2-s + 1.08·4-s + 0.666·5-s + 1.83·7-s − 0.123·8-s − 0.963·10-s − 0.825·11-s − 0.113·13-s − 2.65·14-s − 0.906·16-s − 0.902·17-s − 1.03·19-s + 0.723·20-s + 1.19·22-s − 0.752·23-s − 0.555·25-s + 0.163·26-s + 1.99·28-s + 0.178·29-s − 0.279·31-s + 1.43·32-s + 1.30·34-s + 1.22·35-s − 1.59·37-s + 1.50·38-s − 0.0825·40-s + 0.533·41-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 \( 1 + 4.08T + 8T^{2} \)
5 \( 1 - 7.45T + 125T^{2} \)
7 \( 1 - 34.0T + 343T^{2} \)
11 \( 1 + 30.1T + 1.33e3T^{2} \)
13 \( 1 + 5.30T + 2.19e3T^{2} \)
17 \( 1 + 63.2T + 4.91e3T^{2} \)
19 \( 1 + 86.0T + 6.85e3T^{2} \)
23 \( 1 + 83.0T + 1.21e4T^{2} \)
29 \( 1 - 27.8T + 2.43e4T^{2} \)
31 \( 1 + 48.3T + 2.97e4T^{2} \)
37 \( 1 + 358.T + 5.06e4T^{2} \)
41 \( 1 - 139.T + 6.89e4T^{2} \)
43 \( 1 + 366.T + 7.95e4T^{2} \)
47 \( 1 - 130.T + 1.03e5T^{2} \)
53 \( 1 + 608.T + 1.48e5T^{2} \)
61 \( 1 + 361.T + 2.26e5T^{2} \)
67 \( 1 + 519.T + 3.00e5T^{2} \)
71 \( 1 - 733.T + 3.57e5T^{2} \)
73 \( 1 - 1.13e3T + 3.89e5T^{2} \)
79 \( 1 - 280.T + 4.93e5T^{2} \)
83 \( 1 + 239.T + 5.71e5T^{2} \)
89 \( 1 + 1.21e3T + 7.04e5T^{2} \)
97 \( 1 - 149.T + 9.12e5T^{2} \)
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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

−9.994841998406878244326588079640, −8.977802618602611659320196089005, −8.255888463660043470429432861741, −7.73977567604736657454602598701, −6.60671314280134095457151977687, −5.30509116777287721221128782732, −4.41326524051808771235073567869, −2.19286466322148765262118060720, −1.66054914771204176326416849112, 0, 1.66054914771204176326416849112, 2.19286466322148765262118060720, 4.41326524051808771235073567869, 5.30509116777287721221128782732, 6.60671314280134095457151977687, 7.73977567604736657454602598701, 8.255888463660043470429432861741, 8.977802618602611659320196089005, 9.994841998406878244326588079640

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