Properties

Label 2-20e2-25.22-c2-0-4
Degree $2$
Conductor $400$
Sign $-0.855 - 0.517i$
Analytic cond. $10.8992$
Root an. cond. $3.30139$
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  + (0.304 − 0.0481i)3-s + (−1.19 + 4.85i)5-s + (5.20 + 5.20i)7-s + (−8.46 + 2.75i)9-s + (−0.00492 + 0.0151i)11-s + (−7.35 − 3.74i)13-s + (−0.128 + 1.53i)15-s + (−16.3 − 2.59i)17-s + (1.93 + 2.65i)19-s + (1.83 + 1.33i)21-s + (−5.56 − 10.9i)23-s + (−22.1 − 11.5i)25-s + (−4.91 + 2.50i)27-s + (−22.5 + 31.0i)29-s + (19.1 − 13.9i)31-s + ⋯
L(s)  = 1  + (0.101 − 0.0160i)3-s + (−0.238 + 0.971i)5-s + (0.744 + 0.744i)7-s + (−0.941 + 0.305i)9-s + (−0.000447 + 0.00137i)11-s + (−0.566 − 0.288i)13-s + (−0.00857 + 0.102i)15-s + (−0.962 − 0.152i)17-s + (0.101 + 0.139i)19-s + (0.0873 + 0.0634i)21-s + (−0.242 − 0.475i)23-s + (−0.886 − 0.462i)25-s + (−0.181 + 0.0926i)27-s + (−0.778 + 1.07i)29-s + (0.618 − 0.449i)31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 400 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.855 - 0.517i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 400 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (-0.855 - 0.517i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(400\)    =    \(2^{4} \cdot 5^{2}\)
Sign: $-0.855 - 0.517i$
Analytic conductor: \(10.8992\)
Root analytic conductor: \(3.30139\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{400} (97, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 400,\ (\ :1),\ -0.855 - 0.517i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(0.247421 + 0.886738i\)
\(L(\frac12)\) \(\approx\) \(0.247421 + 0.886738i\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 + (1.19 - 4.85i)T \)
good3 \( 1 + (-0.304 + 0.0481i)T + (8.55 - 2.78i)T^{2} \)
7 \( 1 + (-5.20 - 5.20i)T + 49iT^{2} \)
11 \( 1 + (0.00492 - 0.0151i)T + (-97.8 - 71.1i)T^{2} \)
13 \( 1 + (7.35 + 3.74i)T + (99.3 + 136. i)T^{2} \)
17 \( 1 + (16.3 + 2.59i)T + (274. + 89.3i)T^{2} \)
19 \( 1 + (-1.93 - 2.65i)T + (-111. + 343. i)T^{2} \)
23 \( 1 + (5.56 + 10.9i)T + (-310. + 427. i)T^{2} \)
29 \( 1 + (22.5 - 31.0i)T + (-259. - 799. i)T^{2} \)
31 \( 1 + (-19.1 + 13.9i)T + (296. - 913. i)T^{2} \)
37 \( 1 + (7.24 - 14.2i)T + (-804. - 1.10e3i)T^{2} \)
41 \( 1 + (-12.8 - 39.4i)T + (-1.35e3 + 988. i)T^{2} \)
43 \( 1 + (46.2 - 46.2i)T - 1.84e3iT^{2} \)
47 \( 1 + (-4.56 - 28.8i)T + (-2.10e3 + 682. i)T^{2} \)
53 \( 1 + (-38.5 + 6.10i)T + (2.67e3 - 868. i)T^{2} \)
59 \( 1 + (44.3 - 14.4i)T + (2.81e3 - 2.04e3i)T^{2} \)
61 \( 1 + (5.55 - 17.0i)T + (-3.01e3 - 2.18e3i)T^{2} \)
67 \( 1 + (-82.3 - 13.0i)T + (4.26e3 + 1.38e3i)T^{2} \)
71 \( 1 + (87.7 + 63.7i)T + (1.55e3 + 4.79e3i)T^{2} \)
73 \( 1 + (-56.9 - 111. i)T + (-3.13e3 + 4.31e3i)T^{2} \)
79 \( 1 + (-78.7 + 108. i)T + (-1.92e3 - 5.93e3i)T^{2} \)
83 \( 1 + (20.4 - 129. i)T + (-6.55e3 - 2.12e3i)T^{2} \)
89 \( 1 + (65.2 + 21.2i)T + (6.40e3 + 4.65e3i)T^{2} \)
97 \( 1 + (10.8 + 68.4i)T + (-8.94e3 + 2.90e3i)T^{2} \)
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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

−11.37262324639641856693351128326, −10.75661328201473016843052418741, −9.621420469455020968807927321158, −8.521211587663303275798070561692, −7.86170403718783570420595487410, −6.73452600968726707650967645875, −5.70423036740537124604655552362, −4.64657813229911366665468390801, −3.08007320464387799960869046710, −2.19027578309555907928008602685, 0.37172999348267388042135755697, 2.01519166862722842422111901266, 3.78275980848358430726086472732, 4.71676771091275469447369374241, 5.69377464501441418806429458147, 7.05919589451368723680975625244, 8.039029009983094753006813661546, 8.770865816174370621529961357101, 9.624441676823252360927656697929, 10.83764317035942976124365238631

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