Properties

Label 2-930-31.19-c1-0-14
Degree $2$
Conductor $930$
Sign $0.486 + 0.873i$
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 + (0.978 − 1.08i)7-s + (0.309 − 0.951i)8-s + (0.669 + 0.743i)9-s + (−0.913 + 0.406i)10-s + (1.01 + 0.215i)11-s + (−0.104 + 0.994i)12-s + (−0.241 − 2.30i)13-s + (−1.43 + 0.304i)14-s + (0.809 − 0.587i)15-s + (−0.809 + 0.587i)16-s + (1.15 − 0.244i)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 + (0.369 − 0.410i)7-s + (0.109 − 0.336i)8-s + (0.223 + 0.247i)9-s + (−0.288 + 0.128i)10-s + (0.305 + 0.0649i)11-s + (−0.0301 + 0.287i)12-s + (−0.0670 − 0.638i)13-s + (−0.382 + 0.0812i)14-s + (0.208 − 0.151i)15-s + (−0.202 + 0.146i)16-s + (0.279 − 0.0593i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 930 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.486 + 0.873i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 930 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.486 + 0.873i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(930\)    =    \(2 \cdot 3 \cdot 5 \cdot 31\)
Sign: $0.486 + 0.873i$
Analytic conductor: \(7.42608\)
Root analytic conductor: \(2.72508\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{930} (391, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 930,\ (\ :1/2),\ 0.486 + 0.873i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.34269 - 0.789431i\)
\(L(\frac12)\) \(\approx\) \(1.34269 - 0.789431i\)
\(L(\frac{3}{2})\) 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 \( 1 + (-4.38 + 3.43i)T \)
good7 \( 1 + (-0.978 + 1.08i)T + (-0.731 - 6.96i)T^{2} \)
11 \( 1 + (-1.01 - 0.215i)T + (10.0 + 4.47i)T^{2} \)
13 \( 1 + (0.241 + 2.30i)T + (-12.7 + 2.70i)T^{2} \)
17 \( 1 + (-1.15 + 0.244i)T + (15.5 - 6.91i)T^{2} \)
19 \( 1 + (-0.720 + 6.85i)T + (-18.5 - 3.95i)T^{2} \)
23 \( 1 + (1.62 - 4.99i)T + (-18.6 - 13.5i)T^{2} \)
29 \( 1 + (-2.58 - 1.87i)T + (8.96 + 27.5i)T^{2} \)
37 \( 1 + (3.71 + 6.44i)T + (-18.5 + 32.0i)T^{2} \)
41 \( 1 + (-3.43 + 1.52i)T + (27.4 - 30.4i)T^{2} \)
43 \( 1 + (0.199 - 1.89i)T + (-42.0 - 8.94i)T^{2} \)
47 \( 1 + (0.374 - 0.272i)T + (14.5 - 44.6i)T^{2} \)
53 \( 1 + (2.94 + 3.27i)T + (-5.54 + 52.7i)T^{2} \)
59 \( 1 + (6.65 + 2.96i)T + (39.4 + 43.8i)T^{2} \)
61 \( 1 - 7.09T + 61T^{2} \)
67 \( 1 + (-3.51 + 6.08i)T + (-33.5 - 58.0i)T^{2} \)
71 \( 1 + (-10.8 - 12.0i)T + (-7.42 + 70.6i)T^{2} \)
73 \( 1 + (-10.0 - 2.13i)T + (66.6 + 29.6i)T^{2} \)
79 \( 1 + (-3.80 + 0.808i)T + (72.1 - 32.1i)T^{2} \)
83 \( 1 + (-5.72 + 2.54i)T + (55.5 - 61.6i)T^{2} \)
89 \( 1 + (2.27 + 6.99i)T + (-72.0 + 52.3i)T^{2} \)
97 \( 1 + (4.37 + 13.4i)T + (-78.4 + 57.0i)T^{2} \)
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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

−9.701289901059327708876661043486, −9.289553261325654124190319650334, −8.323966512449191898511996022317, −7.67372582784894571812937291716, −6.77019314278261362598721409648, −5.40966008181309050400062098983, −4.44947787910477034198276542765, −3.38888278446412877453336015601, −2.27991865555870511251429737008, −0.933556858038732504443952175782, 1.45381808967758181751740830936, 2.51993965705501633649458520122, 3.83834347890149270441873438763, 5.08958886749592497462868746087, 6.24247424486519919630570983054, 6.76196372618526902890124591003, 7.966052396350646008749456202468, 8.340579615836474039935547172834, 9.320056861029000663074882829456, 10.03505246293856446258828290614

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