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Properties

Label 2-38e2-19.15-c0-0-2
Degree $2$
Conductor $1444$
Sign $0.987 + 0.157i$
Analytic cond. $0.720649$
Root an. cond. $0.848910$
Motivic weight $0$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (1.39 − 0.245i)3-s + (0.766 − 0.642i)5-s + (−0.5 + 0.866i)7-s + (0.939 − 0.342i)9-s + (0.5 + 0.866i)11-s + (0.909 − 1.08i)15-s + (−0.939 − 0.342i)17-s + (−0.483 + 1.32i)21-s + (−0.483 − 1.32i)29-s + (0.909 + 1.08i)33-s + (0.173 + 0.984i)35-s − 1.41i·37-s + (−1.39 + 0.245i)41-s + (−0.766 + 0.642i)43-s + (0.5 − 0.866i)45-s + ⋯
L(s)  = 1  + (1.39 − 0.245i)3-s + (0.766 − 0.642i)5-s + (−0.5 + 0.866i)7-s + (0.939 − 0.342i)9-s + (0.5 + 0.866i)11-s + (0.909 − 1.08i)15-s + (−0.939 − 0.342i)17-s + (−0.483 + 1.32i)21-s + (−0.483 − 1.32i)29-s + (0.909 + 1.08i)33-s + (0.173 + 0.984i)35-s − 1.41i·37-s + (−1.39 + 0.245i)41-s + (−0.766 + 0.642i)43-s + (0.5 − 0.866i)45-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1444 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.987 + 0.157i)\, \overline{\Lambda}(1-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1444 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.987 + 0.157i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1444\)    =    \(2^{2} \cdot 19^{2}\)
Sign: $0.987 + 0.157i$
Analytic conductor: \(0.720649\)
Root analytic conductor: \(0.848910\)
Motivic weight: \(0\)
Rational: no
Arithmetic: yes
Character: $\chi_{1444} (1345, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1444,\ (\ :0),\ 0.987 + 0.157i)\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(1.807746979\)
\(L(\frac12)\) \(\approx\) \(1.807746979\)
\(L(1)\) 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 \( 1 + (-1.39 + 0.245i)T + (0.939 - 0.342i)T^{2} \)
5 \( 1 + (-0.766 + 0.642i)T + (0.173 - 0.984i)T^{2} \)
7 \( 1 + (0.5 - 0.866i)T + (-0.5 - 0.866i)T^{2} \)
11 \( 1 + (-0.5 - 0.866i)T + (-0.5 + 0.866i)T^{2} \)
13 \( 1 + (0.939 + 0.342i)T^{2} \)
17 \( 1 + (0.939 + 0.342i)T + (0.766 + 0.642i)T^{2} \)
23 \( 1 + (0.173 + 0.984i)T^{2} \)
29 \( 1 + (0.483 + 1.32i)T + (-0.766 + 0.642i)T^{2} \)
31 \( 1 + (0.5 + 0.866i)T^{2} \)
37 \( 1 + 1.41iT - T^{2} \)
41 \( 1 + (1.39 - 0.245i)T + (0.939 - 0.342i)T^{2} \)
43 \( 1 + (0.766 - 0.642i)T + (0.173 - 0.984i)T^{2} \)
47 \( 1 + (-0.939 + 0.342i)T + (0.766 - 0.642i)T^{2} \)
53 \( 1 + (-0.173 - 0.984i)T^{2} \)
59 \( 1 + (-0.483 + 1.32i)T + (-0.766 - 0.642i)T^{2} \)
61 \( 1 + (0.766 + 0.642i)T + (0.173 + 0.984i)T^{2} \)
67 \( 1 + (-0.766 + 0.642i)T^{2} \)
71 \( 1 + (0.909 + 1.08i)T + (-0.173 + 0.984i)T^{2} \)
73 \( 1 + (-0.173 - 0.984i)T + (-0.939 + 0.342i)T^{2} \)
79 \( 1 + (0.939 - 0.342i)T^{2} \)
83 \( 1 + (-0.5 - 0.866i)T^{2} \)
89 \( 1 + (0.939 + 0.342i)T^{2} \)
97 \( 1 + (-0.766 - 0.642i)T^{2} \)
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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

−9.350883675468038078267804840865, −9.096602846065125961313591330332, −8.315453583665843828004193965032, −7.40168942618768218280571012343, −6.51638618379285826799834970332, −5.60015685553848543381938974741, −4.57302430279781474371595263329, −3.50086115837026614843539293411, −2.35591308637796925960359329067, −1.85495336278615597046951111113, 1.70804044143355649779701917753, 2.87335052574645884269982823555, 3.48396566132526397450307567168, 4.35381267001590532461947186799, 5.76926113466749525243536006540, 6.69391169971898602250802923910, 7.22966714847943927310351654226, 8.469830036349598499594503391280, 8.813901710550359551431783122463, 9.743505173051954444042567975374

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