Properties

Label 2-847-77.9-c1-0-0
Degree $2$
Conductor $847$
Sign $0.0867 + 0.996i$
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  + (1.66 + 1.85i)2-s + (−0.651 − 0.290i)3-s + (−0.439 + 4.18i)4-s + (−2.15 − 0.458i)5-s + (−0.549 − 1.69i)6-s + (−2.30 + 1.29i)7-s + (−4.44 + 3.22i)8-s + (−1.66 − 1.85i)9-s + (−2.74 − 4.75i)10-s + (1.5 − 2.59i)12-s + (1.01 − 3.12i)13-s + (−6.24 − 2.10i)14-s + (1.27 + 0.924i)15-s + (−5.15 − 1.09i)16-s + (−0.997 + 1.10i)17-s + (0.648 − 6.17i)18-s + ⋯
L(s)  = 1  + (1.17 + 1.30i)2-s + (−0.376 − 0.167i)3-s + (−0.219 + 2.09i)4-s + (−0.964 − 0.204i)5-s + (−0.224 − 0.690i)6-s + (−0.871 + 0.490i)7-s + (−1.57 + 1.14i)8-s + (−0.555 − 0.617i)9-s + (−0.868 − 1.50i)10-s + (0.433 − 0.750i)12-s + (0.281 − 0.866i)13-s + (−1.66 − 0.562i)14-s + (0.328 + 0.238i)15-s + (−1.28 − 0.273i)16-s + (−0.241 + 0.268i)17-s + (0.152 − 1.45i)18-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 847 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.0867 + 0.996i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 847 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.0867 + 0.996i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(847\)    =    \(7 \cdot 11^{2}\)
Sign: $0.0867 + 0.996i$
Analytic conductor: \(6.76332\)
Root analytic conductor: \(2.60064\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{847} (9, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 847,\ (\ :1/2),\ 0.0867 + 0.996i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.0125346 - 0.0114900i\)
\(L(\frac12)\) \(\approx\) \(0.0125346 - 0.0114900i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad7 \( 1 + (2.30 - 1.29i)T \)
11 \( 1 \)
good2 \( 1 + (-1.66 - 1.85i)T + (-0.209 + 1.98i)T^{2} \)
3 \( 1 + (0.651 + 0.290i)T + (2.00 + 2.22i)T^{2} \)
5 \( 1 + (2.15 + 0.458i)T + (4.56 + 2.03i)T^{2} \)
13 \( 1 + (-1.01 + 3.12i)T + (-10.5 - 7.64i)T^{2} \)
17 \( 1 + (0.997 - 1.10i)T + (-1.77 - 16.9i)T^{2} \)
19 \( 1 + (0.723 + 6.88i)T + (-18.5 + 3.95i)T^{2} \)
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 \( 1 + (-2.29 + 0.488i)T + (28.3 - 12.6i)T^{2} \)
37 \( 1 + (5.07 - 2.25i)T + (24.7 - 27.4i)T^{2} \)
41 \( 1 + (9.10 - 6.61i)T + (12.6 - 38.9i)T^{2} \)
43 \( 1 + 5.26T + 43T^{2} \)
47 \( 1 + (0.155 + 1.48i)T + (-45.9 + 9.77i)T^{2} \)
53 \( 1 + (0.298 - 0.0633i)T + (48.4 - 21.5i)T^{2} \)
59 \( 1 + (-1.32 + 12.5i)T + (-57.7 - 12.2i)T^{2} \)
61 \( 1 + (12.6 + 2.69i)T + (55.7 + 24.8i)T^{2} \)
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 \( 1 + (0.895 - 8.52i)T + (-71.4 - 15.1i)T^{2} \)
79 \( 1 + (3.09 + 3.44i)T + (-8.25 + 78.5i)T^{2} \)
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

−11.33393248875170882249956406615, −9.829375686751550755446740774859, −8.669006381505279382914356299730, −8.124614538146493343569421022503, −7.06520263372327298364797249493, −6.44254082760861494977308329456, −5.67267646437415648228584828901, −4.86685469357920861298414817566, −3.68713807898382317178520441288, −3.09103416825877966730016583775, 0.00556492014542108568945585497, 1.93246497109356045345812268350, 3.22746823897585982675124209106, 3.92459510576989671987992337182, 4.64859036300407309220564023337, 5.78497717749745799817663587806, 6.58441647094891795625536705857, 7.80390035397929233048751956831, 8.938276742126451472728153273362, 10.27049862714552511843720384654

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