Properties

Label 2-2e9-1.1-c1-0-11
Degree $2$
Conductor $512$
Sign $-1$
Analytic cond. $4.08834$
Root an. cond. $2.02196$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 1.41·3-s − 2·5-s + 2.82·7-s − 0.999·9-s + 4.24·11-s − 6·13-s + 2.82·15-s − 4.24·19-s − 4.00·21-s − 8.48·23-s − 25-s + 5.65·27-s − 2·29-s − 5.65·31-s − 6·33-s − 5.65·35-s − 6·37-s + 8.48·39-s + 6·41-s − 4.24·43-s + 1.99·45-s + 1.00·49-s + 2·53-s − 8.48·55-s + 6·57-s + 1.41·59-s − 6·61-s + ⋯
L(s)  = 1  − 0.816·3-s − 0.894·5-s + 1.06·7-s − 0.333·9-s + 1.27·11-s − 1.66·13-s + 0.730·15-s − 0.973·19-s − 0.872·21-s − 1.76·23-s − 0.200·25-s + 1.08·27-s − 0.371·29-s − 1.01·31-s − 1.04·33-s − 0.956·35-s − 0.986·37-s + 1.35·39-s + 0.937·41-s − 0.646·43-s + 0.298·45-s + 0.142·49-s + 0.274·53-s − 1.14·55-s + 0.794·57-s + 0.184·59-s − 0.768·61-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 512 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 512 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(512\)    =    \(2^{9}\)
Sign: $-1$
Analytic conductor: \(4.08834\)
Root analytic conductor: \(2.02196\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 512,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
good3 \( 1 + 1.41T + 3T^{2} \)
5 \( 1 + 2T + 5T^{2} \)
7 \( 1 - 2.82T + 7T^{2} \)
11 \( 1 - 4.24T + 11T^{2} \)
13 \( 1 + 6T + 13T^{2} \)
17 \( 1 + 17T^{2} \)
19 \( 1 + 4.24T + 19T^{2} \)
23 \( 1 + 8.48T + 23T^{2} \)
29 \( 1 + 2T + 29T^{2} \)
31 \( 1 + 5.65T + 31T^{2} \)
37 \( 1 + 6T + 37T^{2} \)
41 \( 1 - 6T + 41T^{2} \)
43 \( 1 + 4.24T + 43T^{2} \)
47 \( 1 + 47T^{2} \)
53 \( 1 - 2T + 53T^{2} \)
59 \( 1 - 1.41T + 59T^{2} \)
61 \( 1 + 6T + 61T^{2} \)
67 \( 1 - 12.7T + 67T^{2} \)
71 \( 1 - 8.48T + 71T^{2} \)
73 \( 1 + 12T + 73T^{2} \)
79 \( 1 - 5.65T + 79T^{2} \)
83 \( 1 - 4.24T + 83T^{2} \)
89 \( 1 + 12T + 89T^{2} \)
97 \( 1 + 8T + 97T^{2} \)
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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

−10.72777274474817207367752876802, −9.635349597153063340889306226847, −8.518825838212268140126510294240, −7.74175324581225334869780225691, −6.80409189002055853973715740956, −5.70181878856779292233128223900, −4.69684119897158394604115836867, −3.87700045654179342788404540255, −2.00670986314658715682425526222, 0, 2.00670986314658715682425526222, 3.87700045654179342788404540255, 4.69684119897158394604115836867, 5.70181878856779292233128223900, 6.80409189002055853973715740956, 7.74175324581225334869780225691, 8.518825838212268140126510294240, 9.635349597153063340889306226847, 10.72777274474817207367752876802

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