Properties

Label 2-1386-1.1-c1-0-25
Degree $2$
Conductor $1386$
Sign $-1$
Analytic cond. $11.0672$
Root an. cond. $3.32675$
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-s + 4-s − 2·5-s − 7-s + 8-s − 2·10-s − 11-s + 2·13-s − 14-s + 16-s − 6·17-s − 8·19-s − 2·20-s − 22-s − 4·23-s − 25-s + 2·26-s − 28-s − 2·29-s + 8·31-s + 32-s − 6·34-s + 2·35-s + 6·37-s − 8·38-s − 2·40-s − 6·41-s + ⋯
L(s)  = 1  + 0.707·2-s + 1/2·4-s − 0.894·5-s − 0.377·7-s + 0.353·8-s − 0.632·10-s − 0.301·11-s + 0.554·13-s − 0.267·14-s + 1/4·16-s − 1.45·17-s − 1.83·19-s − 0.447·20-s − 0.213·22-s − 0.834·23-s − 1/5·25-s + 0.392·26-s − 0.188·28-s − 0.371·29-s + 1.43·31-s + 0.176·32-s − 1.02·34-s + 0.338·35-s + 0.986·37-s − 1.29·38-s − 0.316·40-s − 0.937·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1386 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1386 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1386\)    =    \(2 \cdot 3^{2} \cdot 7 \cdot 11\)
Sign: $-1$
Analytic conductor: \(11.0672\)
Root analytic conductor: \(3.32675\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1386,\ (\ :1/2),\ -1)\)

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)$
bad2 \( 1 - T \)
3 \( 1 \)
7 \( 1 + T \)
11 \( 1 + T \)
good5 \( 1 + 2 T + p T^{2} \)
13 \( 1 - 2 T + p T^{2} \)
17 \( 1 + 6 T + p T^{2} \)
19 \( 1 + 8 T + p T^{2} \)
23 \( 1 + 4 T + p T^{2} \)
29 \( 1 + 2 T + p T^{2} \)
31 \( 1 - 8 T + p T^{2} \)
37 \( 1 - 6 T + p T^{2} \)
41 \( 1 + 6 T + p T^{2} \)
43 \( 1 - 8 T + p T^{2} \)
47 \( 1 + 4 T + p T^{2} \)
53 \( 1 + 10 T + p T^{2} \)
59 \( 1 + 4 T + p T^{2} \)
61 \( 1 + 14 T + p T^{2} \)
67 \( 1 + 4 T + p T^{2} \)
71 \( 1 - 4 T + p T^{2} \)
73 \( 1 + 14 T + p T^{2} \)
79 \( 1 + 8 T + p T^{2} \)
83 \( 1 + 4 T + p T^{2} \)
89 \( 1 - 14 T + p T^{2} \)
97 \( 1 - 18 T + p T^{2} \)
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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

−9.025935123728764317523729419386, −8.260375317206775288322444616854, −7.54842093789349707312948138248, −6.41309505638029156456085338806, −6.10611924951092571905001273028, −4.52496529634501691830241759811, −4.24578358603152871833997851063, −3.11903064072712609997880205813, −2.02661744514455988507183410743, 0, 2.02661744514455988507183410743, 3.11903064072712609997880205813, 4.24578358603152871833997851063, 4.52496529634501691830241759811, 6.10611924951092571905001273028, 6.41309505638029156456085338806, 7.54842093789349707312948138248, 8.260375317206775288322444616854, 9.025935123728764317523729419386

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