Properties

Label 2-1287-1.1-c1-0-49
Degree $2$
Conductor $1287$
Sign $-1$
Analytic cond. $10.2767$
Root an. cond. $3.20573$
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  + 2.14·2-s + 2.61·4-s − 2.26·5-s − 3.68·7-s + 1.32·8-s − 4.85·10-s + 11-s + 13-s − 7.91·14-s − 2.38·16-s − 0.851·17-s − 5.11·19-s − 5.91·20-s + 2.14·22-s − 5.05·23-s + 0.112·25-s + 2.14·26-s − 9.64·28-s − 5.42·29-s + 5.28·31-s − 7.77·32-s − 1.82·34-s + 8.32·35-s + 5.65·37-s − 11.0·38-s − 3.00·40-s − 1.36·41-s + ⋯
L(s)  = 1  + 1.51·2-s + 1.30·4-s − 1.01·5-s − 1.39·7-s + 0.469·8-s − 1.53·10-s + 0.301·11-s + 0.277·13-s − 2.11·14-s − 0.595·16-s − 0.206·17-s − 1.17·19-s − 1.32·20-s + 0.458·22-s − 1.05·23-s + 0.0224·25-s + 0.421·26-s − 1.82·28-s − 1.00·29-s + 0.949·31-s − 1.37·32-s − 0.313·34-s + 1.40·35-s + 0.930·37-s − 1.78·38-s − 0.474·40-s − 0.212·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1287 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1287 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1287\)    =    \(3^{2} \cdot 11 \cdot 13\)
Sign: $-1$
Analytic conductor: \(10.2767\)
Root analytic conductor: \(3.20573\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1287,\ (\ :1/2),\ -1)\)

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)$
bad3 \( 1 \)
11 \( 1 - T \)
13 \( 1 - T \)
good2 \( 1 - 2.14T + 2T^{2} \)
5 \( 1 + 2.26T + 5T^{2} \)
7 \( 1 + 3.68T + 7T^{2} \)
17 \( 1 + 0.851T + 17T^{2} \)
19 \( 1 + 5.11T + 19T^{2} \)
23 \( 1 + 5.05T + 23T^{2} \)
29 \( 1 + 5.42T + 29T^{2} \)
31 \( 1 - 5.28T + 31T^{2} \)
37 \( 1 - 5.65T + 37T^{2} \)
41 \( 1 + 1.36T + 41T^{2} \)
43 \( 1 + 1.58T + 43T^{2} \)
47 \( 1 + 0.290T + 47T^{2} \)
53 \( 1 + 9.56T + 53T^{2} \)
59 \( 1 - 7.94T + 59T^{2} \)
61 \( 1 - 0.795T + 61T^{2} \)
67 \( 1 - 2.54T + 67T^{2} \)
71 \( 1 - 0.594T + 71T^{2} \)
73 \( 1 + 13.2T + 73T^{2} \)
79 \( 1 - 14.1T + 79T^{2} \)
83 \( 1 - 7.33T + 83T^{2} \)
89 \( 1 + 4.71T + 89T^{2} \)
97 \( 1 - 9.98T + 97T^{2} \)
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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

−9.295103080628277737416734942131, −8.331419695108709090063198039851, −7.33693556313555836208885901882, −6.34291821252941680921869986515, −6.09588602069507624669087513532, −4.74484880494961749565612121021, −3.91357912141063676385445154013, −3.48398407706382139845738275466, −2.35427042822991324631957814515, 0, 2.35427042822991324631957814515, 3.48398407706382139845738275466, 3.91357912141063676385445154013, 4.74484880494961749565612121021, 6.09588602069507624669087513532, 6.34291821252941680921869986515, 7.33693556313555836208885901882, 8.331419695108709090063198039851, 9.295103080628277737416734942131

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