Properties

Label 2-19-1.1-c5-0-1
Degree $2$
Conductor $19$
Sign $1$
Analytic cond. $3.04729$
Root an. cond. $1.74564$
Motivic weight $5$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 6·2-s + 4·3-s + 4·4-s + 54·5-s − 24·6-s + 248·7-s + 168·8-s − 227·9-s − 324·10-s + 204·11-s + 16·12-s − 370·13-s − 1.48e3·14-s + 216·15-s − 1.13e3·16-s + 1.55e3·17-s + 1.36e3·18-s + 361·19-s + 216·20-s + 992·21-s − 1.22e3·22-s − 408·23-s + 672·24-s − 209·25-s + 2.22e3·26-s − 1.88e3·27-s + 992·28-s + ⋯
L(s)  = 1  − 1.06·2-s + 0.256·3-s + 1/8·4-s + 0.965·5-s − 0.272·6-s + 1.91·7-s + 0.928·8-s − 0.934·9-s − 1.02·10-s + 0.508·11-s + 0.0320·12-s − 0.607·13-s − 2.02·14-s + 0.247·15-s − 1.10·16-s + 1.30·17-s + 0.990·18-s + 0.229·19-s + 0.120·20-s + 0.490·21-s − 0.539·22-s − 0.160·23-s + 0.238·24-s − 0.0668·25-s + 0.644·26-s − 0.496·27-s + 0.239·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 19 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 19 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(19\)
Sign: $1$
Analytic conductor: \(3.04729\)
Root analytic conductor: \(1.74564\)
Motivic weight: \(5\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 19,\ (\ :5/2),\ 1)\)

Particular Values

\(L(3)\) \(\approx\) \(1.062731615\)
\(L(\frac12)\) \(\approx\) \(1.062731615\)
\(L(\frac{7}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad19 \( 1 - p^{2} T \)
good2 \( 1 + 3 p T + p^{5} T^{2} \)
3 \( 1 - 4 T + p^{5} T^{2} \)
5 \( 1 - 54 T + p^{5} T^{2} \)
7 \( 1 - 248 T + p^{5} T^{2} \)
11 \( 1 - 204 T + p^{5} T^{2} \)
13 \( 1 + 370 T + p^{5} T^{2} \)
17 \( 1 - 1554 T + p^{5} T^{2} \)
23 \( 1 + 408 T + p^{5} T^{2} \)
29 \( 1 - 6174 T + p^{5} T^{2} \)
31 \( 1 + 7840 T + p^{5} T^{2} \)
37 \( 1 + 5146 T + p^{5} T^{2} \)
41 \( 1 + 7830 T + p^{5} T^{2} \)
43 \( 1 + 12532 T + p^{5} T^{2} \)
47 \( 1 - 2592 T + p^{5} T^{2} \)
53 \( 1 + 20778 T + p^{5} T^{2} \)
59 \( 1 - 18972 T + p^{5} T^{2} \)
61 \( 1 + 18418 T + p^{5} T^{2} \)
67 \( 1 + 11548 T + p^{5} T^{2} \)
71 \( 1 + 72984 T + p^{5} T^{2} \)
73 \( 1 - 59114 T + p^{5} T^{2} \)
79 \( 1 + 44752 T + p^{5} T^{2} \)
83 \( 1 + 27660 T + p^{5} T^{2} \)
89 \( 1 - 20730 T + p^{5} T^{2} \)
97 \( 1 - 14018 T + p^{5} T^{2} \)
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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

−17.49414630087554256041751403239, −16.91100644697927216903062101811, −14.51563716179166835545513646687, −13.97402738671033088547095336469, −11.67921123654098140212504354651, −10.24396183724084409067397000643, −8.878126809240744831028403552950, −7.79537978775415403275626405600, −5.20617286449192399233955357641, −1.64374547080511847774863094259, 1.64374547080511847774863094259, 5.20617286449192399233955357641, 7.79537978775415403275626405600, 8.878126809240744831028403552950, 10.24396183724084409067397000643, 11.67921123654098140212504354651, 13.97402738671033088547095336469, 14.51563716179166835545513646687, 16.91100644697927216903062101811, 17.49414630087554256041751403239

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