Properties

Label 2-38e2-19.18-c2-0-28
Degree $2$
Conductor $1444$
Sign $0.989 + 0.143i$
Analytic cond. $39.3461$
Root an. cond. $6.27265$
Motivic weight $2$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 4.89i·3-s − 9.07·5-s + 11.2·7-s − 14.9·9-s − 5.07·11-s + 2.03i·13-s − 44.3i·15-s − 15.6·17-s + 54.9i·21-s − 19.4·23-s + 57.3·25-s − 29.0i·27-s − 1.45i·29-s − 44.7i·31-s − 24.8i·33-s + ⋯
L(s)  = 1  + 1.63i·3-s − 1.81·5-s + 1.60·7-s − 1.65·9-s − 0.461·11-s + 0.156i·13-s − 2.95i·15-s − 0.918·17-s + 2.61i·21-s − 0.846·23-s + 2.29·25-s − 1.07i·27-s − 0.0502i·29-s − 1.44i·31-s − 0.752i·33-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1444 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.989 + 0.143i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1444 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (0.989 + 0.143i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1444\)    =    \(2^{2} \cdot 19^{2}\)
Sign: $0.989 + 0.143i$
Analytic conductor: \(39.3461\)
Root analytic conductor: \(6.27265\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{1444} (721, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1444,\ (\ :1),\ 0.989 + 0.143i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(0.8086745508\)
\(L(\frac12)\) \(\approx\) \(0.8086745508\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
19 \( 1 \)
good3 \( 1 - 4.89iT - 9T^{2} \)
5 \( 1 + 9.07T + 25T^{2} \)
7 \( 1 - 11.2T + 49T^{2} \)
11 \( 1 + 5.07T + 121T^{2} \)
13 \( 1 - 2.03iT - 169T^{2} \)
17 \( 1 + 15.6T + 289T^{2} \)
23 \( 1 + 19.4T + 529T^{2} \)
29 \( 1 + 1.45iT - 841T^{2} \)
31 \( 1 + 44.7iT - 961T^{2} \)
37 \( 1 + 34.8iT - 1.36e3T^{2} \)
41 \( 1 + 60.8iT - 1.68e3T^{2} \)
43 \( 1 - 11.1T + 1.84e3T^{2} \)
47 \( 1 + 14.7T + 2.20e3T^{2} \)
53 \( 1 + 16.7iT - 2.80e3T^{2} \)
59 \( 1 + 6.20iT - 3.48e3T^{2} \)
61 \( 1 - 71.3T + 3.72e3T^{2} \)
67 \( 1 - 65.0iT - 4.48e3T^{2} \)
71 \( 1 - 108. iT - 5.04e3T^{2} \)
73 \( 1 + 35.3T + 5.32e3T^{2} \)
79 \( 1 + 113. iT - 6.24e3T^{2} \)
83 \( 1 - 28.8T + 6.88e3T^{2} \)
89 \( 1 - 60.0iT - 7.92e3T^{2} \)
97 \( 1 + 29.7iT - 9.40e3T^{2} \)
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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

−9.185291017261201620727107761490, −8.489188296200656114873145031186, −7.956194543008641596548523414852, −7.19721568009431285044686997203, −5.60888437820566968757394386119, −4.79079371306550958438383145790, −4.18113931984474532868184631361, −3.77068252997219807261367452086, −2.34398874428887168617740268716, −0.29045826522517544284091588263, 0.912958840694429652607646910176, 1.93060187060725162724717272923, 3.10667732470353044524823474221, 4.38678697871003321769613209073, 5.06301005297739686182742894691, 6.39940390930868852077387812022, 7.19131272725382987898194406598, 7.84963645310083623672849355931, 8.181329431522899053584716002420, 8.746664226076100318424494652573

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