Properties

Label 2-269-1.1-c1-0-17
Degree $2$
Conductor $269$
Sign $-1$
Analytic cond. $2.14797$
Root an. cond. $1.46559$
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 − 4·7-s − 3·9-s − 3·11-s + 2·13-s + 4·16-s − 4·17-s + 2·19-s − 2·20-s − 23-s − 4·25-s + 8·28-s − 2·29-s − 8·31-s − 4·35-s + 6·36-s + 7·37-s + 11·41-s + 3·43-s + 6·44-s − 3·45-s − 9·47-s + 9·49-s − 4·52-s + 9·53-s − 3·55-s + ⋯
L(s)  = 1  − 4-s + 0.447·5-s − 1.51·7-s − 9-s − 0.904·11-s + 0.554·13-s + 16-s − 0.970·17-s + 0.458·19-s − 0.447·20-s − 0.208·23-s − 4/5·25-s + 1.51·28-s − 0.371·29-s − 1.43·31-s − 0.676·35-s + 36-s + 1.15·37-s + 1.71·41-s + 0.457·43-s + 0.904·44-s − 0.447·45-s − 1.31·47-s + 9/7·49-s − 0.554·52-s + 1.23·53-s − 0.404·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 269 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 269 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(269\)
Sign: $-1$
Analytic conductor: \(2.14797\)
Root analytic conductor: \(1.46559\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 269,\ (\ :1/2),\ -1)\)

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)$
bad269 \( 1 + T \)
good2 \( 1 + p T^{2} \)
3 \( 1 + p T^{2} \)
5 \( 1 - T + p T^{2} \)
7 \( 1 + 4 T + p T^{2} \)
11 \( 1 + 3 T + p T^{2} \)
13 \( 1 - 2 T + p T^{2} \)
17 \( 1 + 4 T + p T^{2} \)
19 \( 1 - 2 T + p T^{2} \)
23 \( 1 + T + p T^{2} \)
29 \( 1 + 2 T + p T^{2} \)
31 \( 1 + 8 T + p T^{2} \)
37 \( 1 - 7 T + p T^{2} \)
41 \( 1 - 11 T + p T^{2} \)
43 \( 1 - 3 T + p T^{2} \)
47 \( 1 + 9 T + p T^{2} \)
53 \( 1 - 9 T + p T^{2} \)
59 \( 1 - 4 T + p T^{2} \)
61 \( 1 + T + p T^{2} \)
67 \( 1 + 5 T + p T^{2} \)
71 \( 1 + 6 T + p T^{2} \)
73 \( 1 + 14 T + p T^{2} \)
79 \( 1 + 8 T + p T^{2} \)
83 \( 1 - 10 T + p T^{2} \)
89 \( 1 + 5 T + p T^{2} \)
97 \( 1 + 9 T + p T^{2} \)
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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

−11.40503845862669404741197697105, −10.31767650394093071905287023450, −9.429748042845105458622615719434, −8.851224139712706448083893835624, −7.63939050545091637195351002555, −6.13065631909578093325834919161, −5.52035129648516313797764764737, −3.96033722802915316882524059193, −2.76936071771683709295115864629, 0, 2.76936071771683709295115864629, 3.96033722802915316882524059193, 5.52035129648516313797764764737, 6.13065631909578093325834919161, 7.63939050545091637195351002555, 8.851224139712706448083893835624, 9.429748042845105458622615719434, 10.31767650394093071905287023450, 11.40503845862669404741197697105

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