Properties

Label 2-690-23.2-c1-0-2
Degree $2$
Conductor $690$
Sign $-0.529 - 0.848i$
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  + (−0.841 − 0.540i)2-s + (0.142 + 0.989i)3-s + (0.415 + 0.909i)4-s + (0.959 + 0.281i)5-s + (0.415 − 0.909i)6-s + (−0.525 + 0.605i)7-s + (0.142 − 0.989i)8-s + (−0.959 + 0.281i)9-s + (−0.654 − 0.755i)10-s + (−3.81 + 2.45i)11-s + (−0.841 + 0.540i)12-s + (1.33 + 1.54i)13-s + (0.769 − 0.225i)14-s + (−0.142 + 0.989i)15-s + (−0.654 + 0.755i)16-s + (−2.27 + 4.97i)17-s + ⋯
L(s)  = 1  + (−0.594 − 0.382i)2-s + (0.0821 + 0.571i)3-s + (0.207 + 0.454i)4-s + (0.429 + 0.125i)5-s + (0.169 − 0.371i)6-s + (−0.198 + 0.229i)7-s + (0.0503 − 0.349i)8-s + (−0.319 + 0.0939i)9-s + (−0.207 − 0.238i)10-s + (−1.14 + 0.738i)11-s + (−0.242 + 0.156i)12-s + (0.370 + 0.427i)13-s + (0.205 − 0.0603i)14-s + (−0.0367 + 0.255i)15-s + (−0.163 + 0.188i)16-s + (−0.551 + 1.20i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 690 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.529 - 0.848i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 690 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.529 - 0.848i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(690\)    =    \(2 \cdot 3 \cdot 5 \cdot 23\)
Sign: $-0.529 - 0.848i$
Analytic conductor: \(5.50967\)
Root analytic conductor: \(2.34727\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{690} (301, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 690,\ (\ :1/2),\ -0.529 - 0.848i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.359618 + 0.648067i\)
\(L(\frac12)\) \(\approx\) \(0.359618 + 0.648067i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (0.841 + 0.540i)T \)
3 \( 1 + (-0.142 - 0.989i)T \)
5 \( 1 + (-0.959 - 0.281i)T \)
23 \( 1 + (-0.259 + 4.78i)T \)
good7 \( 1 + (0.525 - 0.605i)T + (-0.996 - 6.92i)T^{2} \)
11 \( 1 + (3.81 - 2.45i)T + (4.56 - 10.0i)T^{2} \)
13 \( 1 + (-1.33 - 1.54i)T + (-1.85 + 12.8i)T^{2} \)
17 \( 1 + (2.27 - 4.97i)T + (-11.1 - 12.8i)T^{2} \)
19 \( 1 + (1.39 + 3.06i)T + (-12.4 + 14.3i)T^{2} \)
29 \( 1 + (2.36 - 5.17i)T + (-18.9 - 21.9i)T^{2} \)
31 \( 1 + (1.15 - 8.05i)T + (-29.7 - 8.73i)T^{2} \)
37 \( 1 + (-4.13 + 1.21i)T + (31.1 - 20.0i)T^{2} \)
41 \( 1 + (5.00 + 1.47i)T + (34.4 + 22.1i)T^{2} \)
43 \( 1 + (1.78 + 12.4i)T + (-41.2 + 12.1i)T^{2} \)
47 \( 1 + 5.18T + 47T^{2} \)
53 \( 1 + (6.06 - 7.00i)T + (-7.54 - 52.4i)T^{2} \)
59 \( 1 + (-1.99 - 2.30i)T + (-8.39 + 58.3i)T^{2} \)
61 \( 1 + (2.18 - 15.1i)T + (-58.5 - 17.1i)T^{2} \)
67 \( 1 + (-11.4 - 7.38i)T + (27.8 + 60.9i)T^{2} \)
71 \( 1 + (4.84 + 3.11i)T + (29.4 + 64.5i)T^{2} \)
73 \( 1 + (-1.55 - 3.40i)T + (-47.8 + 55.1i)T^{2} \)
79 \( 1 + (-1.29 - 1.49i)T + (-11.2 + 78.1i)T^{2} \)
83 \( 1 + (-2.51 + 0.737i)T + (69.8 - 44.8i)T^{2} \)
89 \( 1 + (0.999 + 6.94i)T + (-85.3 + 25.0i)T^{2} \)
97 \( 1 + (-0.760 - 0.223i)T + (81.6 + 52.4i)T^{2} \)
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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

−10.49718899091404525502782160858, −10.14939663281111997653982561888, −8.907470676605050681520839461233, −8.640122336424060799242285811092, −7.33036099033575381441826313102, −6.43517030707162442565253190775, −5.25085908600039977139871308762, −4.21964194788725358658580735388, −2.93130979497482202946599239917, −1.92109155236737950928193837458, 0.44155870877094422270764707391, 2.05666363269315623948580046852, 3.27295994229956697237430734442, 5.00388013004078526659385553429, 5.90058905968155258316911307215, 6.63614127733524910894761682870, 7.930505567834895156601446499915, 8.043851809920267107388856481851, 9.412412342766300336033089431648, 9.902096609112803657617312240984

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