Properties

Label 2-1027-1.1-c1-0-72
Degree $2$
Conductor $1027$
Sign $-1$
Analytic cond. $8.20063$
Root an. cond. $2.86367$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 0.507·2-s + 2.92·3-s − 1.74·4-s − 3.16·5-s + 1.48·6-s − 1.78·7-s − 1.89·8-s + 5.57·9-s − 1.60·10-s − 1.02·11-s − 5.10·12-s + 13-s − 0.905·14-s − 9.25·15-s + 2.52·16-s − 1.61·17-s + 2.82·18-s − 7.50·19-s + 5.50·20-s − 5.22·21-s − 0.519·22-s − 4.04·23-s − 5.56·24-s + 4.99·25-s + 0.507·26-s + 7.54·27-s + 3.11·28-s + ⋯
L(s)  = 1  + 0.358·2-s + 1.69·3-s − 0.871·4-s − 1.41·5-s + 0.606·6-s − 0.674·7-s − 0.671·8-s + 1.85·9-s − 0.507·10-s − 0.308·11-s − 1.47·12-s + 0.277·13-s − 0.242·14-s − 2.39·15-s + 0.630·16-s − 0.391·17-s + 0.666·18-s − 1.72·19-s + 1.23·20-s − 1.14·21-s − 0.110·22-s − 0.844·23-s − 1.13·24-s + 0.999·25-s + 0.0995·26-s + 1.45·27-s + 0.587·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1027 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1027 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1027\)    =    \(13 \cdot 79\)
Sign: $-1$
Analytic conductor: \(8.20063\)
Root analytic conductor: \(2.86367\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1027,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad13 \( 1 - T \)
79 \( 1 - T \)
good2 \( 1 - 0.507T + 2T^{2} \)
3 \( 1 - 2.92T + 3T^{2} \)
5 \( 1 + 3.16T + 5T^{2} \)
7 \( 1 + 1.78T + 7T^{2} \)
11 \( 1 + 1.02T + 11T^{2} \)
17 \( 1 + 1.61T + 17T^{2} \)
19 \( 1 + 7.50T + 19T^{2} \)
23 \( 1 + 4.04T + 23T^{2} \)
29 \( 1 + 1.84T + 29T^{2} \)
31 \( 1 + 9.98T + 31T^{2} \)
37 \( 1 + 1.79T + 37T^{2} \)
41 \( 1 + 6.85T + 41T^{2} \)
43 \( 1 - 11.9T + 43T^{2} \)
47 \( 1 - 9.45T + 47T^{2} \)
53 \( 1 + 5.61T + 53T^{2} \)
59 \( 1 + 5.43T + 59T^{2} \)
61 \( 1 - 2.69T + 61T^{2} \)
67 \( 1 - 4.00T + 67T^{2} \)
71 \( 1 + 9.89T + 71T^{2} \)
73 \( 1 - 10.8T + 73T^{2} \)
83 \( 1 - 17.5T + 83T^{2} \)
89 \( 1 - 1.77T + 89T^{2} \)
97 \( 1 - 10.2T + 97T^{2} \)
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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

−9.102966454010256779108202743629, −8.787506698438745547781708298297, −7.980036899256230947569307532339, −7.39831792157530304713622956474, −6.17881071785864956969189171432, −4.66888703097718794632140453467, −3.77409185744132578592384005645, −3.58980807821395023409437200834, −2.28184809886301369365056067918, 0, 2.28184809886301369365056067918, 3.58980807821395023409437200834, 3.77409185744132578592384005645, 4.66888703097718794632140453467, 6.17881071785864956969189171432, 7.39831792157530304713622956474, 7.980036899256230947569307532339, 8.787506698438745547781708298297, 9.102966454010256779108202743629

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