Properties

Label 2-847-77.25-c1-0-39
Degree $2$
Conductor $847$
Sign $-0.211 + 0.977i$
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  + (−1.67 − 0.746i)2-s + (2.15 + 0.457i)3-s + (0.912 + 1.01i)4-s + (0.0664 − 0.632i)5-s + (−3.26 − 2.37i)6-s + (−2.59 − 0.509i)7-s + (0.360 + 1.10i)8-s + (1.67 + 0.746i)9-s + (−0.582 + 1.00i)10-s + (1.50 + 2.59i)12-s + (−1.45 + 1.05i)13-s + (3.97 + 2.79i)14-s + (0.431 − 1.32i)15-s + (0.508 − 4.84i)16-s + (2.58 − 1.15i)17-s + (−2.25 − 2.50i)18-s + ⋯
L(s)  = 1  + (−1.18 − 0.527i)2-s + (1.24 + 0.263i)3-s + (0.456 + 0.506i)4-s + (0.0297 − 0.282i)5-s + (−1.33 − 0.967i)6-s + (−0.981 − 0.192i)7-s + (0.127 + 0.391i)8-s + (0.558 + 0.248i)9-s + (−0.184 + 0.319i)10-s + (0.433 + 0.749i)12-s + (−0.404 + 0.293i)13-s + (1.06 + 0.745i)14-s + (0.111 − 0.343i)15-s + (0.127 − 1.21i)16-s + (0.627 − 0.279i)17-s + (−0.530 − 0.589i)18-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 847 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.211 + 0.977i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 847 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.211 + 0.977i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(847\)    =    \(7 \cdot 11^{2}\)
Sign: $-0.211 + 0.977i$
Analytic conductor: \(6.76332\)
Root analytic conductor: \(2.60064\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{847} (487, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 847,\ (\ :1/2),\ -0.211 + 0.977i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.602016 - 0.746266i\)
\(L(\frac12)\) \(\approx\) \(0.602016 - 0.746266i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad7 \( 1 + (2.59 + 0.509i)T \)
11 \( 1 \)
good2 \( 1 + (1.67 + 0.746i)T + (1.33 + 1.48i)T^{2} \)
3 \( 1 + (-2.15 - 0.457i)T + (2.74 + 1.22i)T^{2} \)
5 \( 1 + (-0.0664 + 0.632i)T + (-4.89 - 1.03i)T^{2} \)
13 \( 1 + (1.45 - 1.05i)T + (4.01 - 12.3i)T^{2} \)
17 \( 1 + (-2.58 + 1.15i)T + (11.3 - 12.6i)T^{2} \)
19 \( 1 + (-3.72 + 4.13i)T + (-1.98 - 18.8i)T^{2} \)
23 \( 1 + (1.08 + 1.87i)T + (-11.5 + 19.9i)T^{2} \)
29 \( 1 + (-3.22 + 9.91i)T + (-23.4 - 17.0i)T^{2} \)
31 \( 1 + (0.672 + 6.39i)T + (-30.3 + 6.44i)T^{2} \)
37 \( 1 + (5.93 - 1.26i)T + (33.8 - 15.0i)T^{2} \)
41 \( 1 + (2.32 + 7.16i)T + (-33.1 + 24.0i)T^{2} \)
43 \( 1 - 4.86T + 43T^{2} \)
47 \( 1 + (1.89 - 2.10i)T + (-4.91 - 46.7i)T^{2} \)
53 \( 1 + (0.780 + 7.42i)T + (-51.8 + 11.0i)T^{2} \)
59 \( 1 + (-7.90 - 8.77i)T + (-6.16 + 58.6i)T^{2} \)
61 \( 1 + (0.452 - 4.30i)T + (-59.6 - 12.6i)T^{2} \)
67 \( 1 + (-0.801 + 1.38i)T + (-33.5 - 58.0i)T^{2} \)
71 \( 1 + (3.47 + 2.52i)T + (21.9 + 67.5i)T^{2} \)
73 \( 1 + (-10.7 - 11.8i)T + (-7.63 + 72.6i)T^{2} \)
79 \( 1 + (4.35 + 1.93i)T + (52.8 + 58.7i)T^{2} \)
83 \( 1 + (7.46 + 5.42i)T + (25.6 + 78.9i)T^{2} \)
89 \( 1 + (0.182 + 0.315i)T + (-44.5 + 77.0i)T^{2} \)
97 \( 1 + (-2.10 + 1.52i)T + (29.9 - 92.2i)T^{2} \)
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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

−9.758047886976793688530059337187, −9.223927767032476779355222048328, −8.587172976334927968603090995452, −7.75303158618807220250469920583, −6.95036125586084600703560128497, −5.50836033040587808938060213054, −4.20592818443762973963037483921, −3.01546083796866796496548638334, −2.32231349633590770027842151565, −0.62686809633346948125053166101, 1.43555162663705160104624818849, 3.01330335716514699851253362967, 3.55394814973542444299828139247, 5.38631914883939528122056149551, 6.63806705273253594845264749082, 7.23593244964723698997018604763, 8.051276839678317003795086073255, 8.677685488738685959394691209750, 9.404079455847039880937649946613, 10.02362136579402186046203955860

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