Properties

Label 2-690-115.102-c1-0-20
Degree $2$
Conductor $690$
Sign $-0.792 + 0.609i$
Analytic cond. $5.50967$
Root an. cond. $2.34727$
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  + (0.0713 − 0.997i)2-s + (0.977 − 0.212i)3-s + (−0.989 − 0.142i)4-s + (−2.07 + 0.840i)5-s + (−0.142 − 0.989i)6-s + (1.67 − 0.913i)7-s + (−0.212 + 0.977i)8-s + (0.909 − 0.415i)9-s + (0.690 + 2.12i)10-s + (−3.05 − 2.64i)11-s + (−0.997 + 0.0713i)12-s + (0.560 − 1.02i)13-s + (−0.792 − 1.73i)14-s + (−1.84 + 1.26i)15-s + (0.959 + 0.281i)16-s + (−5.42 − 4.06i)17-s + ⋯
L(s)  = 1  + (0.0504 − 0.705i)2-s + (0.564 − 0.122i)3-s + (−0.494 − 0.0711i)4-s + (−0.926 + 0.376i)5-s + (−0.0580 − 0.404i)6-s + (0.632 − 0.345i)7-s + (−0.0751 + 0.345i)8-s + (0.303 − 0.138i)9-s + (0.218 + 0.672i)10-s + (−0.921 − 0.798i)11-s + (−0.287 + 0.0205i)12-s + (0.155 − 0.284i)13-s + (−0.211 − 0.463i)14-s + (−0.476 + 0.325i)15-s + (0.239 + 0.0704i)16-s + (−1.31 − 0.985i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 690 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.792 + 0.609i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 690 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.792 + 0.609i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(690\)    =    \(2 \cdot 3 \cdot 5 \cdot 23\)
Sign: $-0.792 + 0.609i$
Analytic conductor: \(5.50967\)
Root analytic conductor: \(2.34727\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{690} (217, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 690,\ (\ :1/2),\ -0.792 + 0.609i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.384620 - 1.13099i\)
\(L(\frac12)\) \(\approx\) \(0.384620 - 1.13099i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-0.0713 + 0.997i)T \)
3 \( 1 + (-0.977 + 0.212i)T \)
5 \( 1 + (2.07 - 0.840i)T \)
23 \( 1 + (-4.56 - 1.45i)T \)
good7 \( 1 + (-1.67 + 0.913i)T + (3.78 - 5.88i)T^{2} \)
11 \( 1 + (3.05 + 2.64i)T + (1.56 + 10.8i)T^{2} \)
13 \( 1 + (-0.560 + 1.02i)T + (-7.02 - 10.9i)T^{2} \)
17 \( 1 + (5.42 + 4.06i)T + (4.78 + 16.3i)T^{2} \)
19 \( 1 + (-0.975 + 6.78i)T + (-18.2 - 5.35i)T^{2} \)
29 \( 1 + (0.845 - 0.121i)T + (27.8 - 8.17i)T^{2} \)
31 \( 1 + (-0.124 + 0.0798i)T + (12.8 - 28.1i)T^{2} \)
37 \( 1 + (7.03 + 2.62i)T + (27.9 + 24.2i)T^{2} \)
41 \( 1 + (-2.18 + 4.77i)T + (-26.8 - 30.9i)T^{2} \)
43 \( 1 + (0.188 + 0.868i)T + (-39.1 + 17.8i)T^{2} \)
47 \( 1 + (3.33 + 3.33i)T + 47iT^{2} \)
53 \( 1 + (-2.25 - 4.12i)T + (-28.6 + 44.5i)T^{2} \)
59 \( 1 + (-3.50 - 11.9i)T + (-49.6 + 31.8i)T^{2} \)
61 \( 1 + (-1.84 - 2.86i)T + (-25.3 + 55.4i)T^{2} \)
67 \( 1 + (-5.79 - 0.414i)T + (66.3 + 9.53i)T^{2} \)
71 \( 1 + (5.30 + 6.12i)T + (-10.1 + 70.2i)T^{2} \)
73 \( 1 + (-0.688 - 0.919i)T + (-20.5 + 70.0i)T^{2} \)
79 \( 1 + (-8.18 + 2.40i)T + (66.4 - 42.7i)T^{2} \)
83 \( 1 + (3.56 - 9.55i)T + (-62.7 - 54.3i)T^{2} \)
89 \( 1 + (1.85 + 1.19i)T + (36.9 + 80.9i)T^{2} \)
97 \( 1 + (1.84 + 4.95i)T + (-73.3 + 63.5i)T^{2} \)
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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

−10.43915761813973912886255025032, −9.059361088381692361757337754064, −8.591122137502729990557721366605, −7.55006419838767149896977501583, −6.94554265555887062961037045677, −5.23211035998965870839940949151, −4.40880597051171443948473287174, −3.24683223128819010342898843140, −2.48591138282285971395870421178, −0.58113161769783568817251554086, 1.88091521398251257723059691387, 3.51530276491800145197808389723, 4.51170172514203026085359233965, 5.18139944074155940128148972629, 6.55227703506169443730109092263, 7.52709197575231648684145269178, 8.266129316230615903970608997645, 8.656019030772838992577867237241, 9.781898541915535762524476753910, 10.74896732431327223889941705009

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