Properties

Label 2-847-77.16-c1-0-15
Degree $2$
Conductor $847$
Sign $0.730 - 0.682i$
Analytic cond. $6.76332$
Root an. cond. $2.60064$
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  + (−2.43 − 0.517i)2-s + (0.0745 − 0.709i)3-s + (3.84 + 1.71i)4-s + (1.47 + 1.63i)5-s + (−0.549 + 1.69i)6-s + (0.522 + 2.59i)7-s + (−4.44 − 3.22i)8-s + (2.43 + 0.517i)9-s + (−2.74 − 4.75i)10-s + (1.49 − 2.59i)12-s + (1.01 + 3.12i)13-s + (0.0712 − 6.58i)14-s + (1.27 − 0.924i)15-s + (3.52 + 3.91i)16-s + (1.45 − 0.309i)17-s + (−5.66 − 2.52i)18-s + ⋯
L(s)  = 1  + (−1.72 − 0.366i)2-s + (0.0430 − 0.409i)3-s + (1.92 + 0.855i)4-s + (0.659 + 0.732i)5-s + (−0.224 + 0.690i)6-s + (0.197 + 0.980i)7-s + (−1.57 − 1.14i)8-s + (0.812 + 0.172i)9-s + (−0.868 − 1.50i)10-s + (0.433 − 0.749i)12-s + (0.281 + 0.866i)13-s + (0.0190 − 1.76i)14-s + (0.328 − 0.238i)15-s + (0.881 + 0.978i)16-s + (0.353 − 0.0751i)17-s + (−1.33 − 0.594i)18-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 847 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.730 - 0.682i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 847 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.730 - 0.682i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(847\)    =    \(7 \cdot 11^{2}\)
Sign: $0.730 - 0.682i$
Analytic conductor: \(6.76332\)
Root analytic conductor: \(2.60064\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{847} (632, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 847,\ (\ :1/2),\ 0.730 - 0.682i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.810172 + 0.319491i\)
\(L(\frac12)\) \(\approx\) \(0.810172 + 0.319491i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad7 \( 1 + (-0.522 - 2.59i)T \)
11 \( 1 \)
good2 \( 1 + (2.43 + 0.517i)T + (1.82 + 0.813i)T^{2} \)
3 \( 1 + (-0.0745 + 0.709i)T + (-2.93 - 0.623i)T^{2} \)
5 \( 1 + (-1.47 - 1.63i)T + (-0.522 + 4.97i)T^{2} \)
13 \( 1 + (-1.01 - 3.12i)T + (-10.5 + 7.64i)T^{2} \)
17 \( 1 + (-1.45 + 0.309i)T + (15.5 - 6.91i)T^{2} \)
19 \( 1 + (-6.31 + 2.81i)T + (12.7 - 14.1i)T^{2} \)
23 \( 1 + (3.24 - 5.62i)T + (-11.5 - 19.9i)T^{2} \)
29 \( 1 + (1.33 - 0.969i)T + (8.96 - 27.5i)T^{2} \)
31 \( 1 + (1.57 - 1.74i)T + (-3.24 - 30.8i)T^{2} \)
37 \( 1 + (-0.580 - 5.52i)T + (-36.1 + 7.69i)T^{2} \)
41 \( 1 + (9.10 + 6.61i)T + (12.6 + 38.9i)T^{2} \)
43 \( 1 + 5.26T + 43T^{2} \)
47 \( 1 + (-1.36 + 0.606i)T + (31.4 - 34.9i)T^{2} \)
53 \( 1 + (-0.203 + 0.226i)T + (-5.54 - 52.7i)T^{2} \)
59 \( 1 + (11.5 + 5.14i)T + (39.4 + 43.8i)T^{2} \)
61 \( 1 + (-8.68 - 9.64i)T + (-6.37 + 60.6i)T^{2} \)
67 \( 1 + (-2.28 - 3.96i)T + (-33.5 + 58.0i)T^{2} \)
71 \( 1 + (-3.50 + 10.7i)T + (-57.4 - 41.7i)T^{2} \)
73 \( 1 + (-7.82 - 3.48i)T + (48.8 + 54.2i)T^{2} \)
79 \( 1 + (-4.53 - 0.962i)T + (72.1 + 32.1i)T^{2} \)
83 \( 1 + (-0.598 + 1.84i)T + (-67.1 - 48.7i)T^{2} \)
89 \( 1 + (1.60 - 2.77i)T + (-44.5 - 77.0i)T^{2} \)
97 \( 1 + (-0.574 - 1.76i)T + (-78.4 + 57.0i)T^{2} \)
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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

−9.958011430484334075550091874569, −9.598337235241181435298587452350, −8.767128850962268327267971493485, −7.85219894271979948669021923016, −7.08541161254519762416679877594, −6.44283146754475410809212631895, −5.22532073532146172594703785311, −3.28463547990347802220781629561, −2.16340448559875602208189301085, −1.47289939529669636617257590229, 0.828215194779962516517059139486, 1.70462464352279751421636089663, 3.56435762954859493393252691170, 4.91977153962199710148297248841, 5.95610823992774964239911831502, 6.98561774269783555112797000538, 7.78627687787273508526705359739, 8.389021418746444930445574657137, 9.485222868124797789651325257899, 9.872111558086532086347794248305

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