Properties

Label 2-983-1.1-c1-0-46
Degree $2$
Conductor $983$
Sign $-1$
Analytic cond. $7.84929$
Root an. cond. $2.80165$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 0.912·2-s − 2.89·3-s − 1.16·4-s − 1.17·5-s − 2.64·6-s + 3.45·7-s − 2.89·8-s + 5.39·9-s − 1.07·10-s + 1.56·11-s + 3.37·12-s + 1.13·13-s + 3.15·14-s + 3.41·15-s − 0.305·16-s − 0.0116·17-s + 4.92·18-s + 2.31·19-s + 1.37·20-s − 10.0·21-s + 1.43·22-s − 7.71·23-s + 8.37·24-s − 3.61·25-s + 1.03·26-s − 6.92·27-s − 4.03·28-s + ⋯
L(s)  = 1  + 0.645·2-s − 1.67·3-s − 0.583·4-s − 0.527·5-s − 1.07·6-s + 1.30·7-s − 1.02·8-s + 1.79·9-s − 0.340·10-s + 0.472·11-s + 0.975·12-s + 0.313·13-s + 0.843·14-s + 0.881·15-s − 0.0764·16-s − 0.00283·17-s + 1.16·18-s + 0.531·19-s + 0.307·20-s − 2.18·21-s + 0.304·22-s − 1.60·23-s + 1.70·24-s − 0.722·25-s + 0.202·26-s − 1.33·27-s − 0.762·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 983 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 983 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(983\)
Sign: $-1$
Analytic conductor: \(7.84929\)
Root analytic conductor: \(2.80165\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 983,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad983 \( 1 + T \)
good2 \( 1 - 0.912T + 2T^{2} \)
3 \( 1 + 2.89T + 3T^{2} \)
5 \( 1 + 1.17T + 5T^{2} \)
7 \( 1 - 3.45T + 7T^{2} \)
11 \( 1 - 1.56T + 11T^{2} \)
13 \( 1 - 1.13T + 13T^{2} \)
17 \( 1 + 0.0116T + 17T^{2} \)
19 \( 1 - 2.31T + 19T^{2} \)
23 \( 1 + 7.71T + 23T^{2} \)
29 \( 1 - 2.15T + 29T^{2} \)
31 \( 1 + 8.15T + 31T^{2} \)
37 \( 1 + 8.91T + 37T^{2} \)
41 \( 1 + 1.72T + 41T^{2} \)
43 \( 1 + 4.59T + 43T^{2} \)
47 \( 1 - 3.42T + 47T^{2} \)
53 \( 1 - 2.09T + 53T^{2} \)
59 \( 1 - 4.77T + 59T^{2} \)
61 \( 1 + 5.07T + 61T^{2} \)
67 \( 1 - 3.58T + 67T^{2} \)
71 \( 1 - 4.24T + 71T^{2} \)
73 \( 1 + 14.4T + 73T^{2} \)
79 \( 1 + 11.5T + 79T^{2} \)
83 \( 1 - 12.0T + 83T^{2} \)
89 \( 1 + 3.42T + 89T^{2} \)
97 \( 1 + 14.6T + 97T^{2} \)
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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

−9.806891463456142915927393649057, −8.665885658886780791753516008863, −7.81814362933705618221048153712, −6.78484372533395188204965692459, −5.72566474143078063636556443145, −5.30041517088737521706443854848, −4.38328700862298777615806811875, −3.77355762883754793672419023270, −1.54235238304647598460496460582, 0, 1.54235238304647598460496460582, 3.77355762883754793672419023270, 4.38328700862298777615806811875, 5.30041517088737521706443854848, 5.72566474143078063636556443145, 6.78484372533395188204965692459, 7.81814362933705618221048153712, 8.665885658886780791753516008863, 9.806891463456142915927393649057

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