Properties

Label 2-304-19.18-c4-0-0
Degree $2$
Conductor $304$
Sign $-0.727 + 0.686i$
Analytic cond. $31.4244$
Root an. cond. $5.60575$
Motivic weight $4$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 6.69i·3-s + 2.80·5-s − 75.3·7-s + 36.1·9-s + 115.·11-s + 165. i·13-s + 18.7i·15-s + 160.·17-s + (−262. + 247. i)19-s − 504. i·21-s − 1.01e3·23-s − 617.·25-s + 784. i·27-s − 1.58e3i·29-s − 439. i·31-s + ⋯
L(s)  = 1  + 0.743i·3-s + 0.112·5-s − 1.53·7-s + 0.446·9-s + 0.953·11-s + 0.979i·13-s + 0.0835i·15-s + 0.555·17-s + (−0.727 + 0.686i)19-s − 1.14i·21-s − 1.91·23-s − 0.987·25-s + 1.07i·27-s − 1.88i·29-s − 0.457i·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 304 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.727 + 0.686i)\, \overline{\Lambda}(5-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 304 ^{s/2} \, \Gamma_{\C}(s+2) \, L(s)\cr =\mathstrut & (-0.727 + 0.686i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(304\)    =    \(2^{4} \cdot 19\)
Sign: $-0.727 + 0.686i$
Analytic conductor: \(31.4244\)
Root analytic conductor: \(5.60575\)
Motivic weight: \(4\)
Rational: no
Arithmetic: yes
Character: $\chi_{304} (113, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 304,\ (\ :2),\ -0.727 + 0.686i)\)

Particular Values

\(L(\frac{5}{2})\) \(\approx\) \(0.07704204893\)
\(L(\frac12)\) \(\approx\) \(0.07704204893\)
\(L(3)\) 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 \( 1 + (262. - 247. i)T \)
good3 \( 1 - 6.69iT - 81T^{2} \)
5 \( 1 - 2.80T + 625T^{2} \)
7 \( 1 + 75.3T + 2.40e3T^{2} \)
11 \( 1 - 115.T + 1.46e4T^{2} \)
13 \( 1 - 165. iT - 2.85e4T^{2} \)
17 \( 1 - 160.T + 8.35e4T^{2} \)
23 \( 1 + 1.01e3T + 2.79e5T^{2} \)
29 \( 1 + 1.58e3iT - 7.07e5T^{2} \)
31 \( 1 + 439. iT - 9.23e5T^{2} \)
37 \( 1 - 664. iT - 1.87e6T^{2} \)
41 \( 1 + 3.20e3iT - 2.82e6T^{2} \)
43 \( 1 - 1.09e3T + 3.41e6T^{2} \)
47 \( 1 + 2.41e3T + 4.87e6T^{2} \)
53 \( 1 - 1.51e3iT - 7.89e6T^{2} \)
59 \( 1 + 2.88e3iT - 1.21e7T^{2} \)
61 \( 1 + 1.55e3T + 1.38e7T^{2} \)
67 \( 1 + 5.63e3iT - 2.01e7T^{2} \)
71 \( 1 + 9.24e3iT - 2.54e7T^{2} \)
73 \( 1 + 6.35e3T + 2.83e7T^{2} \)
79 \( 1 - 1.01e4iT - 3.89e7T^{2} \)
83 \( 1 + 5.48e3T + 4.74e7T^{2} \)
89 \( 1 + 844. iT - 6.27e7T^{2} \)
97 \( 1 - 1.13e4iT - 8.85e7T^{2} \)
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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

−11.79556472864497456717192951745, −10.38549288208699034728828665677, −9.709968428842648705813408370141, −9.296787936890098038761904361185, −7.85284950244221292097427587691, −6.53306185799755428905678405125, −5.96054153135230293657572105817, −4.12960145805220737262602751734, −3.76328760436080276918267633103, −1.97060384334162262561956965382, 0.02319773885020349639939474833, 1.44380290178304948632532470303, 2.97121642386778742605328637202, 4.09573873383292498724929877945, 5.84926543673479374722833470224, 6.55325293358066098217286266119, 7.40414153262713690787135062808, 8.557103963361601197668842215637, 9.737350281571618622679013410397, 10.22689922858117691568377153130

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