Properties

Label 2-418-209.208-c1-0-1
Degree $2$
Conductor $418$
Sign $-0.484 - 0.874i$
Analytic cond. $3.33774$
Root an. cond. $1.82695$
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  − 2-s + 4-s − 2·5-s + 3.16i·7-s − 8-s + 3·9-s + 2·10-s + (1 − 3.16i)11-s − 6·13-s − 3.16i·14-s + 16-s + 6.32i·17-s − 3·18-s + (−3 + 3.16i)19-s − 2·20-s + ⋯
L(s)  = 1  − 0.707·2-s + 0.5·4-s − 0.894·5-s + 1.19i·7-s − 0.353·8-s + 9-s + 0.632·10-s + (0.301 − 0.953i)11-s − 1.66·13-s − 0.845i·14-s + 0.250·16-s + 1.53i·17-s − 0.707·18-s + (−0.688 + 0.725i)19-s − 0.447·20-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 418 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.484 - 0.874i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 418 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.484 - 0.874i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(418\)    =    \(2 \cdot 11 \cdot 19\)
Sign: $-0.484 - 0.874i$
Analytic conductor: \(3.33774\)
Root analytic conductor: \(1.82695\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{418} (417, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 418,\ (\ :1/2),\ -0.484 - 0.874i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.277065 + 0.469989i\)
\(L(\frac12)\) \(\approx\) \(0.277065 + 0.469989i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + T \)
11 \( 1 + (-1 + 3.16i)T \)
19 \( 1 + (3 - 3.16i)T \)
good3 \( 1 - 3T^{2} \)
5 \( 1 + 2T + 5T^{2} \)
7 \( 1 - 3.16iT - 7T^{2} \)
13 \( 1 + 6T + 13T^{2} \)
17 \( 1 - 6.32iT - 17T^{2} \)
23 \( 1 + 4T + 23T^{2} \)
29 \( 1 - 6T + 29T^{2} \)
31 \( 1 - 9.48iT - 31T^{2} \)
37 \( 1 - 9.48iT - 37T^{2} \)
41 \( 1 + 41T^{2} \)
43 \( 1 - 43T^{2} \)
47 \( 1 + 8T + 47T^{2} \)
53 \( 1 + 9.48iT - 53T^{2} \)
59 \( 1 - 59T^{2} \)
61 \( 1 + 3.16iT - 61T^{2} \)
67 \( 1 - 67T^{2} \)
71 \( 1 - 9.48iT - 71T^{2} \)
73 \( 1 - 73T^{2} \)
79 \( 1 + 79T^{2} \)
83 \( 1 + 6.32iT - 83T^{2} \)
89 \( 1 - 89T^{2} \)
97 \( 1 + 18.9iT - 97T^{2} \)
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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

−11.61622458198183713081864071685, −10.37544247158519030771501800049, −9.812942474623324741811136710067, −8.404698546837973896382080257851, −8.254241647099399101113112800091, −6.95010365868690331727234701514, −6.02811862778622137859657311885, −4.64997904029601505456448773943, −3.34818067703718862826595783894, −1.84693101155797292146430206660, 0.43010836589856531599598196145, 2.32771420129432717051475941594, 4.10836519063235601385128301951, 4.70625924775662572057444076338, 6.74088728555677034406075891110, 7.44762265446535733044525620099, 7.71388039206146437273757543984, 9.401015651062948175712097107372, 9.869657420749556430021169861283, 10.73978347697589090123505274528

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