Properties

Label 2-304-76.75-c1-0-3
Degree $2$
Conductor $304$
Sign $0.866 - 0.5i$
Analytic cond. $2.42745$
Root an. cond. $1.55802$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 4.27·5-s + 4.77i·7-s − 3·9-s − 2.15i·11-s + 0.274·17-s + 4.35i·19-s − 8.71i·23-s + 13.2·25-s + 20.4i·35-s − 7.40i·43-s − 12.8·45-s − 9.07i·47-s − 15.8·49-s − 9.19i·55-s − 3.72·61-s + ⋯
L(s)  = 1  + 1.91·5-s + 1.80i·7-s − 9-s − 0.648i·11-s + 0.0666·17-s + 0.999i·19-s − 1.81i·23-s + 2.65·25-s + 3.45i·35-s − 1.12i·43-s − 1.91·45-s − 1.32i·47-s − 2.26·49-s − 1.23i·55-s − 0.476·61-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 304 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.866 - 0.5i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 304 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.866 - 0.5i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(304\)    =    \(2^{4} \cdot 19\)
Sign: $0.866 - 0.5i$
Analytic conductor: \(2.42745\)
Root analytic conductor: \(1.55802\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{304} (303, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 304,\ (\ :1/2),\ 0.866 - 0.5i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.56615 + 0.419650i\)
\(L(\frac12)\) \(\approx\) \(1.56615 + 0.419650i\)
\(L(\frac{3}{2})\) 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 \( 1 - 4.35iT \)
good3 \( 1 + 3T^{2} \)
5 \( 1 - 4.27T + 5T^{2} \)
7 \( 1 - 4.77iT - 7T^{2} \)
11 \( 1 + 2.15iT - 11T^{2} \)
13 \( 1 - 13T^{2} \)
17 \( 1 - 0.274T + 17T^{2} \)
23 \( 1 + 8.71iT - 23T^{2} \)
29 \( 1 - 29T^{2} \)
31 \( 1 + 31T^{2} \)
37 \( 1 - 37T^{2} \)
41 \( 1 - 41T^{2} \)
43 \( 1 + 7.40iT - 43T^{2} \)
47 \( 1 + 9.07iT - 47T^{2} \)
53 \( 1 - 53T^{2} \)
59 \( 1 + 59T^{2} \)
61 \( 1 + 3.72T + 61T^{2} \)
67 \( 1 + 67T^{2} \)
71 \( 1 + 71T^{2} \)
73 \( 1 + 16.8T + 73T^{2} \)
79 \( 1 + 79T^{2} \)
83 \( 1 - 8.71iT - 83T^{2} \)
89 \( 1 - 89T^{2} \)
97 \( 1 - 97T^{2} \)
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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

−11.94330548691931243202373207318, −10.74638981951057758130655403102, −9.852965391168309228840130012851, −8.797388086100443131135659308373, −8.556699312280834535863333336599, −6.41249982792321442785916107499, −5.82303918883936080912489033550, −5.23864496058199156194338466367, −2.87618227793513116235330023633, −2.07992942805097777018462215339, 1.45004389868267803261193242582, 2.99001804236678869678855341607, 4.63770591680090022804727902045, 5.71154380539050079573623383771, 6.70300565244020127222769166315, 7.63395452662359773499110342714, 9.147925008947517240779884238706, 9.776463114352845364033073039456, 10.58705085985956022967149596302, 11.38252049752915655476169007612

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