Properties

Label 2-869-869.868-c1-0-42
Degree $2$
Conductor $869$
Sign $0.874 - 0.484i$
Analytic cond. $6.93899$
Root an. cond. $2.63419$
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  + 0.508i·2-s + 1.74·4-s + 1.10·5-s + 1.90i·8-s + 3·9-s + 0.561i·10-s + (1.60 + 2.90i)11-s − 6.81i·13-s + 2.51·16-s + 1.52i·18-s + 1.50i·19-s + 1.92·20-s + (−1.47 + 0.817i)22-s − 6.37·23-s − 3.78·25-s + 3.46·26-s + ⋯
L(s)  = 1  + 0.359i·2-s + 0.870·4-s + 0.493·5-s + 0.672i·8-s + 9-s + 0.177i·10-s + (0.484 + 0.874i)11-s − 1.89i·13-s + 0.628·16-s + 0.359i·18-s + 0.345i·19-s + 0.429·20-s + (−0.314 + 0.174i)22-s − 1.33·23-s − 0.756·25-s + 0.679·26-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 869 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.874 - 0.484i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 869 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.874 - 0.484i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(869\)    =    \(11 \cdot 79\)
Sign: $0.874 - 0.484i$
Analytic conductor: \(6.93899\)
Root analytic conductor: \(2.63419\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{869} (868, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 869,\ (\ :1/2),\ 0.874 - 0.484i)\)

Particular Values

\(L(1)\) \(\approx\) \(2.23374 + 0.577817i\)
\(L(\frac12)\) \(\approx\) \(2.23374 + 0.577817i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad11 \( 1 + (-1.60 - 2.90i)T \)
79 \( 1 - 8.88iT \)
good2 \( 1 - 0.508iT - 2T^{2} \)
3 \( 1 - 3T^{2} \)
5 \( 1 - 1.10T + 5T^{2} \)
7 \( 1 + 7T^{2} \)
13 \( 1 + 6.81iT - 13T^{2} \)
17 \( 1 + 17T^{2} \)
19 \( 1 - 1.50iT - 19T^{2} \)
23 \( 1 + 6.37T + 23T^{2} \)
29 \( 1 + 29T^{2} \)
31 \( 1 - 7.91T + 31T^{2} \)
37 \( 1 - 37T^{2} \)
41 \( 1 + 41T^{2} \)
43 \( 1 + 43T^{2} \)
47 \( 1 - 47T^{2} \)
53 \( 1 - 53T^{2} \)
59 \( 1 - 59T^{2} \)
61 \( 1 + 61T^{2} \)
67 \( 1 - 4.17T + 67T^{2} \)
71 \( 1 - 71T^{2} \)
73 \( 1 + 9.99iT - 73T^{2} \)
83 \( 1 - 17.7iT - 83T^{2} \)
89 \( 1 - 4.08T + 89T^{2} \)
97 \( 1 + 18.2T + 97T^{2} \)
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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

−10.04051106623832004153111912819, −9.777142860562419518954833609750, −8.146929719139973077478035126890, −7.73421533142939129293250234036, −6.72417479846262112023037016180, −6.02456605623017537039379663099, −5.11348006781686936262212704976, −3.86362157605809422974597389372, −2.54963563677362845324830633453, −1.47287777088491741198450900283, 1.42334775410312292715171023487, 2.25759378336277151197963656056, 3.66456628948844002650249352532, 4.50763450813237735109210699789, 6.07143021719477969228191657688, 6.52117471488159043035966735479, 7.37024560447791965715826003728, 8.466109593898758599177111298281, 9.579195606111945114783487620973, 9.975722744437064922279812859966

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