Properties

Label 2-930-31.19-c1-0-1
Degree $2$
Conductor $930$
Sign $-0.254 - 0.967i$
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 + (−0.773 + 0.858i)7-s + (0.309 − 0.951i)8-s + (0.669 + 0.743i)9-s + (0.913 − 0.406i)10-s + (3.11 + 0.663i)11-s + (0.104 − 0.994i)12-s + (−0.111 − 1.06i)13-s + (1.13 − 0.240i)14-s + (0.809 − 0.587i)15-s + (−0.809 + 0.587i)16-s + (−4.00 + 0.851i)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 + (−0.292 + 0.324i)7-s + (0.109 − 0.336i)8-s + (0.223 + 0.247i)9-s + (0.288 − 0.128i)10-s + (0.940 + 0.199i)11-s + (0.0301 − 0.287i)12-s + (−0.0309 − 0.294i)13-s + (0.302 − 0.0642i)14-s + (0.208 − 0.151i)15-s + (−0.202 + 0.146i)16-s + (−0.972 + 0.206i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 930 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.254 - 0.967i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 930 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.254 - 0.967i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(930\)    =    \(2 \cdot 3 \cdot 5 \cdot 31\)
Sign: $-0.254 - 0.967i$
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: \((2,\ 930,\ (\ :1/2),\ -0.254 - 0.967i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.267816 + 0.347349i\)
\(L(\frac12)\) \(\approx\) \(0.267816 + 0.347349i\)
\(L(\frac{3}{2})\) 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 \( 1 + (5.09 - 2.23i)T \)
good7 \( 1 + (0.773 - 0.858i)T + (-0.731 - 6.96i)T^{2} \)
11 \( 1 + (-3.11 - 0.663i)T + (10.0 + 4.47i)T^{2} \)
13 \( 1 + (0.111 + 1.06i)T + (-12.7 + 2.70i)T^{2} \)
17 \( 1 + (4.00 - 0.851i)T + (15.5 - 6.91i)T^{2} \)
19 \( 1 + (-0.544 + 5.17i)T + (-18.5 - 3.95i)T^{2} \)
23 \( 1 + (1.83 - 5.65i)T + (-18.6 - 13.5i)T^{2} \)
29 \( 1 + (-4.42 - 3.21i)T + (8.96 + 27.5i)T^{2} \)
37 \( 1 + (4.67 + 8.09i)T + (-18.5 + 32.0i)T^{2} \)
41 \( 1 + (6.41 - 2.85i)T + (27.4 - 30.4i)T^{2} \)
43 \( 1 + (0.955 - 9.08i)T + (-42.0 - 8.94i)T^{2} \)
47 \( 1 + (7.21 - 5.24i)T + (14.5 - 44.6i)T^{2} \)
53 \( 1 + (-8.11 - 9.01i)T + (-5.54 + 52.7i)T^{2} \)
59 \( 1 + (8.61 + 3.83i)T + (39.4 + 43.8i)T^{2} \)
61 \( 1 - 11.8T + 61T^{2} \)
67 \( 1 + (-0.597 + 1.03i)T + (-33.5 - 58.0i)T^{2} \)
71 \( 1 + (3.95 + 4.38i)T + (-7.42 + 70.6i)T^{2} \)
73 \( 1 + (10.8 + 2.31i)T + (66.6 + 29.6i)T^{2} \)
79 \( 1 + (-6.41 + 1.36i)T + (72.1 - 32.1i)T^{2} \)
83 \( 1 + (15.0 - 6.67i)T + (55.5 - 61.6i)T^{2} \)
89 \( 1 + (-5.28 - 16.2i)T + (-72.0 + 52.3i)T^{2} \)
97 \( 1 + (-2.52 - 7.77i)T + (-78.4 + 57.0i)T^{2} \)
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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

−10.43419802571119986822621475123, −9.391327076849017032491268926907, −8.897801225640561020698611492368, −7.73720583733499097207715531697, −6.91367547007583107147074394524, −6.29137130824830816337013979462, −5.04197884109551878509493830152, −3.88483213302060061528173122813, −2.77271216412497433096163479994, −1.46046116070495221606818497128, 0.27574583759298956658740386828, 1.79577388043798802366623055452, 3.67175663928836707288165712452, 4.53245603220601806261194484928, 5.61274327903470006435780379348, 6.57643623523807731145675685531, 7.06041707436344357754449137939, 8.436926665265774410949662812393, 8.779729441371075265785866668166, 10.02694518271688097554689705865

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