Properties

Label 2-304-19.18-c2-0-17
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  − 5.65i·3-s + 7·5-s − 11·7-s − 23.0·9-s − 3·11-s − 11.3i·13-s − 39.5i·15-s − 17·17-s + 19·19-s + 62.2i·21-s − 2·23-s + 24·25-s + 79.1i·27-s − 39.5i·29-s − 5.65i·31-s + ⋯
L(s)  = 1  − 1.88i·3-s + 1.40·5-s − 1.57·7-s − 2.55·9-s − 0.272·11-s − 0.870i·13-s − 2.63i·15-s − 17-s + 19-s + 2.96i·21-s − 0.0869·23-s + 0.959·25-s + 2.93i·27-s − 1.36i·29-s − 0.182i·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

\(L(\frac{3}{2})\) \(\approx\) \(1.20151i\)
\(L(\frac12)\) \(\approx\) \(1.20151i\)
\(L(2)\) 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 \( 1 + 5.65iT - 9T^{2} \)
5 \( 1 - 7T + 25T^{2} \)
7 \( 1 + 11T + 49T^{2} \)
11 \( 1 + 3T + 121T^{2} \)
13 \( 1 + 11.3iT - 169T^{2} \)
17 \( 1 + 17T + 289T^{2} \)
23 \( 1 + 2T + 529T^{2} \)
29 \( 1 + 39.5iT - 841T^{2} \)
31 \( 1 + 5.65iT - 961T^{2} \)
37 \( 1 + 39.5iT - 1.36e3T^{2} \)
41 \( 1 - 39.5iT - 1.68e3T^{2} \)
43 \( 1 - 21T + 1.84e3T^{2} \)
47 \( 1 - 5T + 2.20e3T^{2} \)
53 \( 1 - 5.65iT - 2.80e3T^{2} \)
59 \( 1 + 33.9iT - 3.48e3T^{2} \)
61 \( 1 - 23T + 3.72e3T^{2} \)
67 \( 1 + 39.5iT - 4.48e3T^{2} \)
71 \( 1 + 90.5iT - 5.04e3T^{2} \)
73 \( 1 - 39T + 5.32e3T^{2} \)
79 \( 1 - 96.1iT - 6.24e3T^{2} \)
83 \( 1 - 6T + 6.88e3T^{2} \)
89 \( 1 - 118. iT - 7.92e3T^{2} \)
97 \( 1 + 169. iT - 9.40e3T^{2} \)
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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

−11.17748882824230981855980464195, −9.920648190491723612111621796326, −9.183373845964901131794394278504, −7.947479887722811995595826322818, −6.92909090305465226262312338300, −6.16493352664085345441282436373, −5.62765539636437164865864706312, −3.00073195545407294940842122854, −2.14103534836559364074491565415, −0.54072242621020803135999853043, 2.62365240655935044111853774613, 3.66174861071330556093889160267, 4.94547354567421502570066171107, 5.84228597035614170736785318061, 6.74564257609274195376491783404, 8.960601531284271578892874143964, 9.251641659973983475716296539917, 10.06327399832779005436961318447, 10.54677783313115130288056829326, 11.72716990787394579946016576959

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