Properties

Label 2-1287-1.1-c1-0-25
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  − 0.311·2-s − 1.90·4-s − 2.21·5-s + 1.52·7-s + 1.21·8-s + 0.688·10-s − 11-s + 13-s − 0.474·14-s + 3.42·16-s + 1.73·17-s + 4.28·19-s + 4.21·20-s + 0.311·22-s − 0.474·23-s − 0.0967·25-s − 0.311·26-s − 2.90·28-s − 5.11·29-s − 4.21·31-s − 3.49·32-s − 0.541·34-s − 3.37·35-s + 0.428·37-s − 1.33·38-s − 2.68·40-s − 6.28·41-s + ⋯
L(s)  = 1  − 0.219·2-s − 0.951·4-s − 0.990·5-s + 0.576·7-s + 0.429·8-s + 0.217·10-s − 0.301·11-s + 0.277·13-s − 0.126·14-s + 0.857·16-s + 0.421·17-s + 0.982·19-s + 0.942·20-s + 0.0663·22-s − 0.0989·23-s − 0.0193·25-s − 0.0610·26-s − 0.548·28-s − 0.950·29-s − 0.756·31-s − 0.617·32-s − 0.0928·34-s − 0.570·35-s + 0.0704·37-s − 0.216·38-s − 0.425·40-s − 0.980·41-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 \( 1 + 0.311T + 2T^{2} \)
5 \( 1 + 2.21T + 5T^{2} \)
7 \( 1 - 1.52T + 7T^{2} \)
17 \( 1 - 1.73T + 17T^{2} \)
19 \( 1 - 4.28T + 19T^{2} \)
23 \( 1 + 0.474T + 23T^{2} \)
29 \( 1 + 5.11T + 29T^{2} \)
31 \( 1 + 4.21T + 31T^{2} \)
37 \( 1 - 0.428T + 37T^{2} \)
41 \( 1 + 6.28T + 41T^{2} \)
43 \( 1 + 8.16T + 43T^{2} \)
47 \( 1 + 5.05T + 47T^{2} \)
53 \( 1 - 14.0T + 53T^{2} \)
59 \( 1 - 1.67T + 59T^{2} \)
61 \( 1 + 5.80T + 61T^{2} \)
67 \( 1 + 6.02T + 67T^{2} \)
71 \( 1 + 5.18T + 71T^{2} \)
73 \( 1 + 8.08T + 73T^{2} \)
79 \( 1 - 0.260T + 79T^{2} \)
83 \( 1 - 1.37T + 83T^{2} \)
89 \( 1 - 10.1T + 89T^{2} \)
97 \( 1 - 0.428T + 97T^{2} \)
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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

−9.187347422496321901645503105190, −8.327996704273390548937953473693, −7.83978373234788597112221702987, −7.11540925995756963998457129605, −5.64410797360302589870720682825, −4.97682812301428659657154848241, −4.01277793739973388350372257730, −3.29499333180796031086062307863, −1.48193585247206541436791240905, 0, 1.48193585247206541436791240905, 3.29499333180796031086062307863, 4.01277793739973388350372257730, 4.97682812301428659657154848241, 5.64410797360302589870720682825, 7.11540925995756963998457129605, 7.83978373234788597112221702987, 8.327996704273390548937953473693, 9.187347422496321901645503105190

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