Properties

Label 2-1287-1.1-c1-0-34
Degree $2$
Conductor $1287$
Sign $-1$
Analytic cond. $10.2767$
Root an. cond. $3.20573$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2·4-s + 5-s − 2·7-s + 11-s − 13-s + 4·16-s + 4·17-s + 2·19-s − 2·20-s − 7·23-s − 4·25-s + 4·28-s + 2·29-s − 3·31-s − 2·35-s − 11·37-s − 10·41-s − 4·43-s − 2·44-s + 4·47-s − 3·49-s + 2·52-s − 2·53-s + 55-s + 59-s − 2·61-s − 8·64-s + ⋯
L(s)  = 1  − 4-s + 0.447·5-s − 0.755·7-s + 0.301·11-s − 0.277·13-s + 16-s + 0.970·17-s + 0.458·19-s − 0.447·20-s − 1.45·23-s − 4/5·25-s + 0.755·28-s + 0.371·29-s − 0.538·31-s − 0.338·35-s − 1.80·37-s − 1.56·41-s − 0.609·43-s − 0.301·44-s + 0.583·47-s − 3/7·49-s + 0.277·52-s − 0.274·53-s + 0.134·55-s + 0.130·59-s − 0.256·61-s − 64-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: yes
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 \( 1 + p T^{2} \)
5 \( 1 - T + p T^{2} \)
7 \( 1 + 2 T + p T^{2} \)
17 \( 1 - 4 T + p T^{2} \)
19 \( 1 - 2 T + p T^{2} \)
23 \( 1 + 7 T + p T^{2} \)
29 \( 1 - 2 T + p T^{2} \)
31 \( 1 + 3 T + p T^{2} \)
37 \( 1 + 11 T + p T^{2} \)
41 \( 1 + 10 T + p T^{2} \)
43 \( 1 + 4 T + p T^{2} \)
47 \( 1 - 4 T + p T^{2} \)
53 \( 1 + 2 T + p T^{2} \)
59 \( 1 - T + p T^{2} \)
61 \( 1 + 2 T + p T^{2} \)
67 \( 1 + T + p T^{2} \)
71 \( 1 - 9 T + p T^{2} \)
73 \( 1 + 16 T + p T^{2} \)
79 \( 1 - 8 T + p T^{2} \)
83 \( 1 + p T^{2} \)
89 \( 1 - 7 T + p T^{2} \)
97 \( 1 + 13 T + p T^{2} \)
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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

−9.439614795403392159339706573644, −8.528601897910997907766991611046, −7.76116009742030896542487448970, −6.70861289370917133535141316633, −5.76971326436299567396516934204, −5.13164450675750106555447729059, −3.93044483272471932820766011024, −3.23573160090042234483516934690, −1.66131996401817111295419273715, 0, 1.66131996401817111295419273715, 3.23573160090042234483516934690, 3.93044483272471932820766011024, 5.13164450675750106555447729059, 5.76971326436299567396516934204, 6.70861289370917133535141316633, 7.76116009742030896542487448970, 8.528601897910997907766991611046, 9.439614795403392159339706573644

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