Properties

Label 2-306-1.1-c1-0-7
Degree $2$
Conductor $306$
Sign $-1$
Analytic cond. $2.44342$
Root an. cond. $1.56314$
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 − 4·7-s − 8-s − 6·11-s + 2·13-s + 4·14-s + 16-s + 17-s − 4·19-s + 6·22-s − 5·25-s − 2·26-s − 4·28-s − 4·31-s − 32-s − 34-s − 4·37-s + 4·38-s − 6·41-s + 8·43-s − 6·44-s + 9·49-s + 5·50-s + 2·52-s + 6·53-s + 4·56-s + ⋯
L(s)  = 1  − 0.707·2-s + 1/2·4-s − 1.51·7-s − 0.353·8-s − 1.80·11-s + 0.554·13-s + 1.06·14-s + 1/4·16-s + 0.242·17-s − 0.917·19-s + 1.27·22-s − 25-s − 0.392·26-s − 0.755·28-s − 0.718·31-s − 0.176·32-s − 0.171·34-s − 0.657·37-s + 0.648·38-s − 0.937·41-s + 1.21·43-s − 0.904·44-s + 9/7·49-s + 0.707·50-s + 0.277·52-s + 0.824·53-s + 0.534·56-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 306 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 306 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(306\)    =    \(2 \cdot 3^{2} \cdot 17\)
Sign: $-1$
Analytic conductor: \(2.44342\)
Root analytic conductor: \(1.56314\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 306,\ (\ :1/2),\ -1)\)

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

−10.87393112814518879714374070923, −10.28472534824972769123675347994, −9.455242908925589127426207964483, −8.425519687930285964215233261881, −7.47968504825111737277392388246, −6.41629415296385744943735530691, −5.47429037678013332061015433309, −3.63156167971905155642785987995, −2.43284679117287849237620685835, 0, 2.43284679117287849237620685835, 3.63156167971905155642785987995, 5.47429037678013332061015433309, 6.41629415296385744943735530691, 7.47968504825111737277392388246, 8.425519687930285964215233261881, 9.455242908925589127426207964483, 10.28472534824972769123675347994, 10.87393112814518879714374070923

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