Properties

Label 2-20e2-5.4-c5-0-35
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  + 6i·3-s + 118i·7-s + 207·9-s − 192·11-s − 1.10e3i·13-s + 762i·17-s − 2.74e3·19-s − 708·21-s + 1.56e3i·23-s + 2.70e3i·27-s − 5.91e3·29-s + 6.86e3·31-s − 1.15e3i·33-s − 5.51e3i·37-s + 6.63e3·39-s + ⋯
L(s)  = 1  + 0.384i·3-s + 0.910i·7-s + 0.851·9-s − 0.478·11-s − 1.81i·13-s + 0.639i·17-s − 1.74·19-s − 0.350·21-s + 0.617i·23-s + 0.712i·27-s − 1.30·29-s + 1.28·31-s − 0.184i·33-s − 0.662i·37-s + 0.698·39-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

\(L(3)\) \(\approx\) \(0.5489922285\)
\(L(\frac12)\) \(\approx\) \(0.5489922285\)
\(L(\frac{7}{2})\) 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 \( 1 - 6iT - 243T^{2} \)
7 \( 1 - 118iT - 1.68e4T^{2} \)
11 \( 1 + 192T + 1.61e5T^{2} \)
13 \( 1 + 1.10e3iT - 3.71e5T^{2} \)
17 \( 1 - 762iT - 1.41e6T^{2} \)
19 \( 1 + 2.74e3T + 2.47e6T^{2} \)
23 \( 1 - 1.56e3iT - 6.43e6T^{2} \)
29 \( 1 + 5.91e3T + 2.05e7T^{2} \)
31 \( 1 - 6.86e3T + 2.86e7T^{2} \)
37 \( 1 + 5.51e3iT - 6.93e7T^{2} \)
41 \( 1 + 378T + 1.15e8T^{2} \)
43 \( 1 + 2.43e3iT - 1.47e8T^{2} \)
47 \( 1 + 1.31e4iT - 2.29e8T^{2} \)
53 \( 1 - 9.17e3iT - 4.18e8T^{2} \)
59 \( 1 + 3.49e4T + 7.14e8T^{2} \)
61 \( 1 + 9.83e3T + 8.44e8T^{2} \)
67 \( 1 + 3.37e4iT - 1.35e9T^{2} \)
71 \( 1 + 7.02e4T + 1.80e9T^{2} \)
73 \( 1 + 2.19e4iT - 2.07e9T^{2} \)
79 \( 1 - 4.52e3T + 3.07e9T^{2} \)
83 \( 1 + 1.09e5iT - 3.93e9T^{2} \)
89 \( 1 + 3.84e4T + 5.58e9T^{2} \)
97 \( 1 + 1.91e3iT - 8.58e9T^{2} \)
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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

−10.38470720424857789902980822801, −9.267046749788599409140316115193, −8.337072430850953816094280223988, −7.52558996808612879138538174576, −6.14385073006299033452150553282, −5.37586481750263093601978736692, −4.24000747607659299744162036485, −3.03819672808048996607263275868, −1.82081509963826339282955256905, −0.13227563984001086347377470682, 1.28351879081107145691186856313, 2.36449312996976240779456366108, 4.09944334565090916786839288226, 4.60986762400016188717843859286, 6.36007452042179233226218134565, 6.94627950645324395554567979354, 7.82660063868108157875934277220, 8.943295363554289286154383237678, 9.917125581878672098744037499220, 10.72241281150630916453178668730

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