Properties

Label 2-2e9-16.3-c0-0-1
Degree $2$
Conductor $512$
Sign $0.923 + 0.382i$
Analytic cond. $0.255521$
Root an. cond. $0.505491$
Motivic weight $0$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (1 − i)5-s + i·9-s + (−1 − i)13-s i·25-s + (1 + i)29-s + (−1 + i)37-s + (1 + i)45-s − 49-s + (−1 + i)53-s + (−1 − i)61-s − 2·65-s − 2i·73-s − 81-s + 2i·89-s + (−1 + i)101-s + ⋯
L(s)  = 1  + (1 − i)5-s + i·9-s + (−1 − i)13-s i·25-s + (1 + i)29-s + (−1 + i)37-s + (1 + i)45-s − 49-s + (−1 + i)53-s + (−1 − i)61-s − 2·65-s − 2i·73-s − 81-s + 2i·89-s + (−1 + i)101-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 512 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.923 + 0.382i)\, \overline{\Lambda}(1-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 512 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.923 + 0.382i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(512\)    =    \(2^{9}\)
Sign: $0.923 + 0.382i$
Analytic conductor: \(0.255521\)
Root analytic conductor: \(0.505491\)
Motivic weight: \(0\)
Rational: no
Arithmetic: yes
Character: $\chi_{512} (383, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 512,\ (\ :0),\ 0.923 + 0.382i)\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(0.9889169800\)
\(L(\frac12)\) \(\approx\) \(0.9889169800\)
\(L(1)\) 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 \( 1 - iT^{2} \)
5 \( 1 + (-1 + i)T - iT^{2} \)
7 \( 1 + T^{2} \)
11 \( 1 + iT^{2} \)
13 \( 1 + (1 + i)T + iT^{2} \)
17 \( 1 + T^{2} \)
19 \( 1 - iT^{2} \)
23 \( 1 + T^{2} \)
29 \( 1 + (-1 - i)T + iT^{2} \)
31 \( 1 - T^{2} \)
37 \( 1 + (1 - i)T - iT^{2} \)
41 \( 1 - T^{2} \)
43 \( 1 + iT^{2} \)
47 \( 1 - T^{2} \)
53 \( 1 + (1 - i)T - iT^{2} \)
59 \( 1 + iT^{2} \)
61 \( 1 + (1 + i)T + iT^{2} \)
67 \( 1 - iT^{2} \)
71 \( 1 + T^{2} \)
73 \( 1 + 2iT - T^{2} \)
79 \( 1 - T^{2} \)
83 \( 1 - iT^{2} \)
89 \( 1 - 2iT - T^{2} \)
97 \( 1 + T^{2} \)
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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

−10.81756781478172153962242378919, −10.15043055657853386654155527562, −9.347566642105896422471237742116, −8.402508296750849753481275938973, −7.60882412645365566501785577679, −6.32597878781826611580469818195, −5.14070114452799738959413968177, −4.86880179487703982613096512255, −2.93003232488750337979992290562, −1.63950217480211767011410079303, 2.02620485764896993911860201981, 3.13092489716078216113276679951, 4.47279629603127473204875943311, 5.82278207144768728102714042620, 6.60586125186225878051442102548, 7.24890261465533674246434260554, 8.674244096584311672650023972001, 9.679783687589512220912685936009, 10.02323151848678624816619634562, 11.15590197353539919270439272000

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