Properties

Label 2-20e2-5.4-c5-0-29
Degree $2$
Conductor $400$
Sign $-0.447 + 0.894i$
Analytic cond. $64.1535$
Root an. cond. $8.00958$
Motivic weight $5$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 26i·3-s + 22i·7-s − 433·9-s + 768·11-s + 46i·13-s + 378i·17-s + 1.10e3·19-s + 572·21-s − 1.98e3i·23-s + 4.94e3i·27-s + 5.61e3·29-s + 3.98e3·31-s − 1.99e4i·33-s − 142i·37-s + 1.19e3·39-s + ⋯
L(s)  = 1  − 1.66i·3-s + 0.169i·7-s − 1.78·9-s + 1.91·11-s + 0.0754i·13-s + 0.317i·17-s + 0.699·19-s + 0.283·21-s − 0.782i·23-s + 1.30i·27-s + 1.23·29-s + 0.745·31-s − 3.19i·33-s − 0.0170i·37-s + 0.125·39-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 400 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.447 + 0.894i)\, \overline{\Lambda}(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 400 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & (-0.447 + 0.894i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(400\)    =    \(2^{4} \cdot 5^{2}\)
Sign: $-0.447 + 0.894i$
Analytic conductor: \(64.1535\)
Root analytic conductor: \(8.00958\)
Motivic weight: \(5\)
Rational: no
Arithmetic: yes
Character: $\chi_{400} (49, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 400,\ (\ :5/2),\ -0.447 + 0.894i)\)

Particular Values

\(L(3)\) \(\approx\) \(2.412377147\)
\(L(\frac12)\) \(\approx\) \(2.412377147\)
\(L(\frac{7}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 \)
good3 \( 1 + 26iT - 243T^{2} \)
7 \( 1 - 22iT - 1.68e4T^{2} \)
11 \( 1 - 768T + 1.61e5T^{2} \)
13 \( 1 - 46iT - 3.71e5T^{2} \)
17 \( 1 - 378iT - 1.41e6T^{2} \)
19 \( 1 - 1.10e3T + 2.47e6T^{2} \)
23 \( 1 + 1.98e3iT - 6.43e6T^{2} \)
29 \( 1 - 5.61e3T + 2.05e7T^{2} \)
31 \( 1 - 3.98e3T + 2.86e7T^{2} \)
37 \( 1 + 142iT - 6.93e7T^{2} \)
41 \( 1 - 1.54e3T + 1.15e8T^{2} \)
43 \( 1 + 5.02e3iT - 1.47e8T^{2} \)
47 \( 1 + 2.47e4iT - 2.29e8T^{2} \)
53 \( 1 - 1.41e4iT - 4.18e8T^{2} \)
59 \( 1 - 2.83e4T + 7.14e8T^{2} \)
61 \( 1 - 5.52e3T + 8.44e8T^{2} \)
67 \( 1 - 2.47e4iT - 1.35e9T^{2} \)
71 \( 1 + 4.23e4T + 1.80e9T^{2} \)
73 \( 1 - 5.21e4iT - 2.07e9T^{2} \)
79 \( 1 + 3.96e4T + 3.07e9T^{2} \)
83 \( 1 + 5.98e4iT - 3.93e9T^{2} \)
89 \( 1 + 5.76e4T + 5.58e9T^{2} \)
97 \( 1 + 1.44e5iT - 8.58e9T^{2} \)
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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

−10.15893822531685608235511401134, −8.908934309594006724504838483060, −8.323952509192753902379838900065, −7.08865899247764819822239076232, −6.62868528995988956864764096511, −5.71887296143189412864602388035, −4.12686890211326358050869934821, −2.70757420039120224875917508315, −1.52034074498381282858868796696, −0.73900969042252917842222002760, 1.09470075451311396386672800053, 3.02358819192208971380518445172, 3.95211888331383763600277715954, 4.67479299495870732628045380727, 5.80388654690700414337193586015, 6.88104052576497074417768955433, 8.299169096156638168414030160296, 9.325860564398023733496074891392, 9.643235704591954400963775149991, 10.65335929466759936337545312410

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