Properties

Label 2-8820-21.20-c1-0-45
Degree $2$
Conductor $8820$
Sign $-0.0980 + 0.995i$
Analytic cond. $70.4280$
Root an. cond. $8.39214$
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  + 5-s − 2.51i·11-s + 2.11i·13-s + 4.49·17-s + 5.65i·19-s − 7.98i·23-s + 25-s − 4.97i·29-s − 7.08i·31-s − 9.35·37-s − 6.23·41-s + 9.47·43-s − 10.4·47-s − 7.48i·53-s − 2.51i·55-s + ⋯
L(s)  = 1  + 0.447·5-s − 0.757i·11-s + 0.585i·13-s + 1.09·17-s + 1.29i·19-s − 1.66i·23-s + 0.200·25-s − 0.923i·29-s − 1.27i·31-s − 1.53·37-s − 0.973·41-s + 1.44·43-s − 1.52·47-s − 1.02i·53-s − 0.338i·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 8820 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.0980 + 0.995i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 8820 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.0980 + 0.995i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(8820\)    =    \(2^{2} \cdot 3^{2} \cdot 5 \cdot 7^{2}\)
Sign: $-0.0980 + 0.995i$
Analytic conductor: \(70.4280\)
Root analytic conductor: \(8.39214\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{8820} (881, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 8820,\ (\ :1/2),\ -0.0980 + 0.995i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.669581381\)
\(L(\frac12)\) \(\approx\) \(1.669581381\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 \)
5 \( 1 - T \)
7 \( 1 \)
good11 \( 1 + 2.51iT - 11T^{2} \)
13 \( 1 - 2.11iT - 13T^{2} \)
17 \( 1 - 4.49T + 17T^{2} \)
19 \( 1 - 5.65iT - 19T^{2} \)
23 \( 1 + 7.98iT - 23T^{2} \)
29 \( 1 + 4.97iT - 29T^{2} \)
31 \( 1 + 7.08iT - 31T^{2} \)
37 \( 1 + 9.35T + 37T^{2} \)
41 \( 1 + 6.23T + 41T^{2} \)
43 \( 1 - 9.47T + 43T^{2} \)
47 \( 1 + 10.4T + 47T^{2} \)
53 \( 1 + 7.48iT - 53T^{2} \)
59 \( 1 - 0.376T + 59T^{2} \)
61 \( 1 + 9.71iT - 61T^{2} \)
67 \( 1 + 3.75T + 67T^{2} \)
71 \( 1 - 9.01iT - 71T^{2} \)
73 \( 1 - 4.92iT - 73T^{2} \)
79 \( 1 + 15.9T + 79T^{2} \)
83 \( 1 - 2.29T + 83T^{2} \)
89 \( 1 - 17.7T + 89T^{2} \)
97 \( 1 + 4.14iT - 97T^{2} \)
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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

−7.67711754060569651387406813745, −6.75736573627159569440700116683, −6.14692361793094985633225608553, −5.64703570579967479722785232577, −4.82954179190864250699383209934, −3.95992537719739497481946197686, −3.31196040977736328587177472122, −2.34243145991796667282614597963, −1.54341827445878254896276243763, −0.38513551597243584590912305500, 1.14711968842315383609180436946, 1.86814205128254046374971502097, 3.03813038735789803355326708034, 3.42711601055069754113767400482, 4.64647221736126018350192212279, 5.20153475529629905166909396610, 5.72675827911163208038444639632, 6.68987010749286050588762632088, 7.27697356804969789030588174312, 7.74691819419522329386714548184

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