Properties

Label 2-930-31.18-c1-0-2
Degree $2$
Conductor $930$
Sign $-0.999 - 0.00444i$
Analytic cond. $7.42608$
Root an. cond. $2.72508$
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  + (−0.809 + 0.587i)2-s + (−0.913 + 0.406i)3-s + (0.309 − 0.951i)4-s + (0.5 + 0.866i)5-s + (0.5 − 0.866i)6-s + (2.57 + 2.86i)7-s + (0.309 + 0.951i)8-s + (0.669 − 0.743i)9-s + (−0.913 − 0.406i)10-s + (−6.39 + 1.35i)11-s + (0.104 + 0.994i)12-s + (0.158 − 1.51i)13-s + (−3.77 − 0.801i)14-s + (−0.809 − 0.587i)15-s + (−0.809 − 0.587i)16-s + (−0.709 − 0.150i)17-s + ⋯
L(s)  = 1  + (−0.572 + 0.415i)2-s + (−0.527 + 0.234i)3-s + (0.154 − 0.475i)4-s + (0.223 + 0.387i)5-s + (0.204 − 0.353i)6-s + (0.975 + 1.08i)7-s + (0.109 + 0.336i)8-s + (0.223 − 0.247i)9-s + (−0.288 − 0.128i)10-s + (−1.92 + 0.409i)11-s + (0.0301 + 0.287i)12-s + (0.0440 − 0.418i)13-s + (−1.00 − 0.214i)14-s + (−0.208 − 0.151i)15-s + (−0.202 − 0.146i)16-s + (−0.171 − 0.0365i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 930 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.999 - 0.00444i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 930 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.999 - 0.00444i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(930\)    =    \(2 \cdot 3 \cdot 5 \cdot 31\)
Sign: $-0.999 - 0.00444i$
Analytic conductor: \(7.42608\)
Root analytic conductor: \(2.72508\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{930} (421, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 930,\ (\ :1/2),\ -0.999 - 0.00444i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.00130679 + 0.588525i\)
\(L(\frac12)\) \(\approx\) \(0.00130679 + 0.588525i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (0.809 - 0.587i)T \)
3 \( 1 + (0.913 - 0.406i)T \)
5 \( 1 + (-0.5 - 0.866i)T \)
31 \( 1 + (0.890 - 5.49i)T \)
good7 \( 1 + (-2.57 - 2.86i)T + (-0.731 + 6.96i)T^{2} \)
11 \( 1 + (6.39 - 1.35i)T + (10.0 - 4.47i)T^{2} \)
13 \( 1 + (-0.158 + 1.51i)T + (-12.7 - 2.70i)T^{2} \)
17 \( 1 + (0.709 + 0.150i)T + (15.5 + 6.91i)T^{2} \)
19 \( 1 + (-0.530 - 5.05i)T + (-18.5 + 3.95i)T^{2} \)
23 \( 1 + (0.185 + 0.571i)T + (-18.6 + 13.5i)T^{2} \)
29 \( 1 + (-2.85 + 2.07i)T + (8.96 - 27.5i)T^{2} \)
37 \( 1 + (-0.556 + 0.964i)T + (-18.5 - 32.0i)T^{2} \)
41 \( 1 + (-0.278 - 0.124i)T + (27.4 + 30.4i)T^{2} \)
43 \( 1 + (0.245 + 2.33i)T + (-42.0 + 8.94i)T^{2} \)
47 \( 1 + (8.64 + 6.28i)T + (14.5 + 44.6i)T^{2} \)
53 \( 1 + (3.24 - 3.60i)T + (-5.54 - 52.7i)T^{2} \)
59 \( 1 + (1.11 - 0.498i)T + (39.4 - 43.8i)T^{2} \)
61 \( 1 + 11.0T + 61T^{2} \)
67 \( 1 + (-0.506 - 0.876i)T + (-33.5 + 58.0i)T^{2} \)
71 \( 1 + (8.18 - 9.08i)T + (-7.42 - 70.6i)T^{2} \)
73 \( 1 + (13.3 - 2.84i)T + (66.6 - 29.6i)T^{2} \)
79 \( 1 + (-4.57 - 0.971i)T + (72.1 + 32.1i)T^{2} \)
83 \( 1 + (-0.814 - 0.362i)T + (55.5 + 61.6i)T^{2} \)
89 \( 1 + (2.40 - 7.39i)T + (-72.0 - 52.3i)T^{2} \)
97 \( 1 + (-2.36 + 7.27i)T + (-78.4 - 57.0i)T^{2} \)
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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

−10.40132632756095377347205990012, −9.833976024268587998304918475831, −8.620766257111760597254972471168, −8.043459879754122324091385131267, −7.25440603755378130868834530151, −6.00551735327283344198303832188, −5.42224457588558332610523015150, −4.73195926268190160968854961590, −2.89005519880305353992488160842, −1.81282155198534725380176600690, 0.34949075409807174822180347737, 1.63181232470431237361131071808, 2.89995896589340042477148144003, 4.50144434943499931031159585096, 5.03915002847039681178487993162, 6.27253734258259928842129344296, 7.47631089113560322853078429420, 7.84051837372243337291074970587, 8.779280999781357219185617820949, 9.842508069132554005136259025804

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