Properties

Label 2-38e2-19.18-c2-0-53
Degree $2$
Conductor $1444$
Sign $-0.575 - 0.817i$
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  − 4.28i·3-s − 1.88·5-s + 1.12·7-s − 9.33·9-s − 9.34·11-s − 23.0i·13-s + 8.08i·15-s + 15.6·17-s − 4.79i·21-s + 10.4·23-s − 21.4·25-s + 1.41i·27-s − 45.5i·29-s − 43.8i·31-s + 40.0i·33-s + ⋯
L(s)  = 1  − 1.42i·3-s − 0.377·5-s + 0.160·7-s − 1.03·9-s − 0.849·11-s − 1.77i·13-s + 0.538i·15-s + 0.918·17-s − 0.228i·21-s + 0.454·23-s − 0.857·25-s + 0.0524i·27-s − 1.57i·29-s − 1.41i·31-s + 1.21i·33-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1444 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.575 - 0.817i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1444 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (-0.575 - 0.817i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1444\)    =    \(2^{2} \cdot 19^{2}\)
Sign: $-0.575 - 0.817i$
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: \((2,\ 1444,\ (\ :1),\ -0.575 - 0.817i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(0.7168179844\)
\(L(\frac12)\) \(\approx\) \(0.7168179844\)
\(L(2)\) 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 \( 1 + 4.28iT - 9T^{2} \)
5 \( 1 + 1.88T + 25T^{2} \)
7 \( 1 - 1.12T + 49T^{2} \)
11 \( 1 + 9.34T + 121T^{2} \)
13 \( 1 + 23.0iT - 169T^{2} \)
17 \( 1 - 15.6T + 289T^{2} \)
23 \( 1 - 10.4T + 529T^{2} \)
29 \( 1 + 45.5iT - 841T^{2} \)
31 \( 1 + 43.8iT - 961T^{2} \)
37 \( 1 - 60.6iT - 1.36e3T^{2} \)
41 \( 1 - 48.7iT - 1.68e3T^{2} \)
43 \( 1 - 8.19T + 1.84e3T^{2} \)
47 \( 1 + 71.9T + 2.20e3T^{2} \)
53 \( 1 - 28.3iT - 2.80e3T^{2} \)
59 \( 1 - 58.0iT - 3.48e3T^{2} \)
61 \( 1 + 37.3T + 3.72e3T^{2} \)
67 \( 1 - 55.7iT - 4.48e3T^{2} \)
71 \( 1 + 5.04iT - 5.04e3T^{2} \)
73 \( 1 + 8.53T + 5.32e3T^{2} \)
79 \( 1 + 6.01iT - 6.24e3T^{2} \)
83 \( 1 - 142.T + 6.88e3T^{2} \)
89 \( 1 + 167. iT - 7.92e3T^{2} \)
97 \( 1 + 110. iT - 9.40e3T^{2} \)
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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

−8.272709920505219019022481596603, −7.81941847152568494774342360456, −7.61068771122560509727083498973, −6.29829982304439580946874053791, −5.75281146448970879766799845046, −4.71615464699272893290917329272, −3.27357867635604971920557876130, −2.48767126556477038038614721693, −1.19202644554509273834027710345, −0.21124307215048350849894499933, 1.79034772185594270375397995356, 3.26147484820917320036015445442, 3.89150538753212756419351455933, 4.88802330775880565918205682810, 5.31819541398500493578909601408, 6.63722642322833449399094225950, 7.49794458425634402631679234799, 8.474726331168632992775745449622, 9.236554695702486615801943094416, 9.748353618085162248794625871430

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