Properties

Label 2-304-19.18-c2-0-2
Degree $2$
Conductor $304$
Sign $-1$
Analytic cond. $8.28340$
Root an. cond. $2.87808$
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  + 2.82i·3-s − 5-s − 5·7-s + 0.999·9-s − 5·11-s + 16.9i·13-s − 2.82i·15-s − 25·17-s − 19·19-s − 14.1i·21-s + 10·23-s − 24·25-s + 28.2i·27-s − 42.4i·29-s − 42.4i·31-s + ⋯
L(s)  = 1  + 0.942i·3-s − 0.200·5-s − 0.714·7-s + 0.111·9-s − 0.454·11-s + 1.30i·13-s − 0.188i·15-s − 1.47·17-s − 19-s − 0.673i·21-s + 0.434·23-s − 0.959·25-s + 1.04i·27-s − 1.46i·29-s − 1.36i·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 304 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 304 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & -\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(304\)    =    \(2^{4} \cdot 19\)
Sign: $-1$
Analytic conductor: \(8.28340\)
Root analytic conductor: \(2.87808\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{304} (113, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 304,\ (\ :1),\ -1)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(0.603443i\)
\(L(\frac12)\) \(\approx\) \(0.603443i\)
\(L(2)\) 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 \( 1 + 19T \)
good3 \( 1 - 2.82iT - 9T^{2} \)
5 \( 1 + T + 25T^{2} \)
7 \( 1 + 5T + 49T^{2} \)
11 \( 1 + 5T + 121T^{2} \)
13 \( 1 - 16.9iT - 169T^{2} \)
17 \( 1 + 25T + 289T^{2} \)
23 \( 1 - 10T + 529T^{2} \)
29 \( 1 + 42.4iT - 841T^{2} \)
31 \( 1 + 42.4iT - 961T^{2} \)
37 \( 1 - 25.4iT - 1.36e3T^{2} \)
41 \( 1 - 42.4iT - 1.68e3T^{2} \)
43 \( 1 + 5T + 1.84e3T^{2} \)
47 \( 1 + 5T + 2.20e3T^{2} \)
53 \( 1 - 25.4iT - 2.80e3T^{2} \)
59 \( 1 - 84.8iT - 3.48e3T^{2} \)
61 \( 1 - 95T + 3.72e3T^{2} \)
67 \( 1 - 110. iT - 4.48e3T^{2} \)
71 \( 1 - 5.04e3T^{2} \)
73 \( 1 + 25T + 5.32e3T^{2} \)
79 \( 1 - 42.4iT - 6.24e3T^{2} \)
83 \( 1 - 130T + 6.88e3T^{2} \)
89 \( 1 - 127. iT - 7.92e3T^{2} \)
97 \( 1 + 16.9iT - 9.40e3T^{2} \)
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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

−11.70832563362660317317337754457, −11.02125266818162783581775244859, −9.929832168873740650870943323342, −9.399008423768557816554457060099, −8.358246437050222303638081471313, −7.00215994013414804572339390639, −6.10112240731783460707151321019, −4.52428916598865665784564564396, −4.00350686533231408432810097176, −2.34385693728191459883639534368, 0.27301913763189484615721775473, 2.09586188986499122709036501009, 3.48007248275572484484663990982, 5.02011616635364706586195241331, 6.34664494505104264980815548554, 7.05652417254592547482618923282, 8.050747824597529460200638406356, 8.977335498184274514108441299337, 10.27195752093586346980793830614, 10.95794059830453745703831634225

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