Properties

Label 2-930-31.18-c1-0-16
Degree $2$
Conductor $930$
Sign $-0.00406 + 0.999i$
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 + (0.736 + 0.818i)7-s + (−0.309 − 0.951i)8-s + (0.669 − 0.743i)9-s + (−0.913 − 0.406i)10-s + (3.09 − 0.657i)11-s + (−0.104 − 0.994i)12-s + (0.424 − 4.03i)13-s + (1.07 + 0.228i)14-s + (−0.809 − 0.587i)15-s + (−0.809 − 0.587i)16-s + (−4.08 − 0.867i)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 + (0.278 + 0.309i)7-s + (−0.109 − 0.336i)8-s + (0.223 − 0.247i)9-s + (−0.288 − 0.128i)10-s + (0.933 − 0.198i)11-s + (−0.0301 − 0.287i)12-s + (0.117 − 1.11i)13-s + (0.287 + 0.0611i)14-s + (−0.208 − 0.151i)15-s + (−0.202 − 0.146i)16-s + (−0.989 − 0.210i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 930 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.00406 + 0.999i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 930 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.00406 + 0.999i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(930\)    =    \(2 \cdot 3 \cdot 5 \cdot 31\)
Sign: $-0.00406 + 0.999i$
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: \((2,\ 930,\ (\ :1/2),\ -0.00406 + 0.999i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.83558 - 1.84307i\)
\(L(\frac12)\) \(\approx\) \(1.83558 - 1.84307i\)
\(L(\frac{3}{2})\) 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 \( 1 + (5.49 + 0.888i)T \)
good7 \( 1 + (-0.736 - 0.818i)T + (-0.731 + 6.96i)T^{2} \)
11 \( 1 + (-3.09 + 0.657i)T + (10.0 - 4.47i)T^{2} \)
13 \( 1 + (-0.424 + 4.03i)T + (-12.7 - 2.70i)T^{2} \)
17 \( 1 + (4.08 + 0.867i)T + (15.5 + 6.91i)T^{2} \)
19 \( 1 + (0.190 + 1.81i)T + (-18.5 + 3.95i)T^{2} \)
23 \( 1 + (-1.98 - 6.09i)T + (-18.6 + 13.5i)T^{2} \)
29 \( 1 + (-8.38 + 6.09i)T + (8.96 - 27.5i)T^{2} \)
37 \( 1 + (1.56 - 2.71i)T + (-18.5 - 32.0i)T^{2} \)
41 \( 1 + (-4.76 - 2.12i)T + (27.4 + 30.4i)T^{2} \)
43 \( 1 + (0.0293 + 0.279i)T + (-42.0 + 8.94i)T^{2} \)
47 \( 1 + (-0.876 - 0.636i)T + (14.5 + 44.6i)T^{2} \)
53 \( 1 + (-4.76 + 5.28i)T + (-5.54 - 52.7i)T^{2} \)
59 \( 1 + (5.24 - 2.33i)T + (39.4 - 43.8i)T^{2} \)
61 \( 1 + 4.95T + 61T^{2} \)
67 \( 1 + (-0.937 - 1.62i)T + (-33.5 + 58.0i)T^{2} \)
71 \( 1 + (8.86 - 9.84i)T + (-7.42 - 70.6i)T^{2} \)
73 \( 1 + (11.8 - 2.51i)T + (66.6 - 29.6i)T^{2} \)
79 \( 1 + (-11.6 - 2.47i)T + (72.1 + 32.1i)T^{2} \)
83 \( 1 + (-11.1 - 4.97i)T + (55.5 + 61.6i)T^{2} \)
89 \( 1 + (4.83 - 14.8i)T + (-72.0 - 52.3i)T^{2} \)
97 \( 1 + (3.49 - 10.7i)T + (-78.4 - 57.0i)T^{2} \)
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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

−9.795944214467386634896601307919, −9.010913765539887561494312751718, −8.308354566915364312069348813596, −7.31775161431055607952040322227, −6.33410196084399958294813935997, −5.35967642117599741901092359383, −4.38366036426877871502886378083, −3.43668865022805137554130885342, −2.38426378214641498003581281461, −1.04808766042099698830353131760, 1.83224188239811593877112208207, 3.11852885545446698296185565103, 4.22709139353093634089609622735, 4.61228247661002799607336595329, 6.17951573318734677140957340250, 6.84565031639372595597672867871, 7.55500409686391502471902481621, 8.796297853786807269833538876987, 9.035845577348477153119296762445, 10.45968424829536706907519433651

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