Properties

Label 2-983-1.1-c1-0-51
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 $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2.33·2-s − 1.13·3-s + 3.43·4-s + 1.77·5-s − 2.65·6-s + 5.24·7-s + 3.35·8-s − 1.70·9-s + 4.14·10-s − 5.08·11-s − 3.90·12-s + 5.60·13-s + 12.2·14-s − 2.01·15-s + 0.948·16-s − 2.45·17-s − 3.98·18-s + 6.33·19-s + 6.10·20-s − 5.96·21-s − 11.8·22-s + 0.354·23-s − 3.81·24-s − 1.84·25-s + 13.0·26-s + 5.35·27-s + 18.0·28-s + ⋯
L(s)  = 1  + 1.64·2-s − 0.656·3-s + 1.71·4-s + 0.794·5-s − 1.08·6-s + 1.98·7-s + 1.18·8-s − 0.569·9-s + 1.30·10-s − 1.53·11-s − 1.12·12-s + 1.55·13-s + 3.27·14-s − 0.521·15-s + 0.237·16-s − 0.595·17-s − 0.939·18-s + 1.45·19-s + 1.36·20-s − 1.30·21-s − 2.52·22-s + 0.0738·23-s − 0.778·24-s − 0.369·25-s + 2.56·26-s + 1.02·27-s + 3.41·28-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: \(0\)
Selberg data: \((2,\ 983,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(4.125870811\)
\(L(\frac12)\) \(\approx\) \(4.125870811\)
\(L(\frac{3}{2})\) 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 \( 1 - 2.33T + 2T^{2} \)
3 \( 1 + 1.13T + 3T^{2} \)
5 \( 1 - 1.77T + 5T^{2} \)
7 \( 1 - 5.24T + 7T^{2} \)
11 \( 1 + 5.08T + 11T^{2} \)
13 \( 1 - 5.60T + 13T^{2} \)
17 \( 1 + 2.45T + 17T^{2} \)
19 \( 1 - 6.33T + 19T^{2} \)
23 \( 1 - 0.354T + 23T^{2} \)
29 \( 1 + 4.25T + 29T^{2} \)
31 \( 1 + 8.81T + 31T^{2} \)
37 \( 1 + 1.48T + 37T^{2} \)
41 \( 1 - 2.18T + 41T^{2} \)
43 \( 1 - 7.05T + 43T^{2} \)
47 \( 1 - 3.87T + 47T^{2} \)
53 \( 1 + 5.95T + 53T^{2} \)
59 \( 1 + 4.91T + 59T^{2} \)
61 \( 1 - 6.30T + 61T^{2} \)
67 \( 1 + 7.63T + 67T^{2} \)
71 \( 1 - 2.79T + 71T^{2} \)
73 \( 1 - 12.0T + 73T^{2} \)
79 \( 1 - 1.79T + 79T^{2} \)
83 \( 1 + 17.2T + 83T^{2} \)
89 \( 1 + 14.4T + 89T^{2} \)
97 \( 1 + 13.5T + 97T^{2} \)
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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

−10.66856104557993770494876673372, −9.102492006200695696560905105693, −8.105615070250899456363083358909, −7.26285622441974335032759563699, −5.89291757187797611543723214032, −5.51180238348959478805593036565, −5.08451819572063409936517361102, −3.98724786835396367877216852923, −2.67688869089907328118931620589, −1.63505757934576342740746586620, 1.63505757934576342740746586620, 2.67688869089907328118931620589, 3.98724786835396367877216852923, 5.08451819572063409936517361102, 5.51180238348959478805593036565, 5.89291757187797611543723214032, 7.26285622441974335032759563699, 8.105615070250899456363083358909, 9.102492006200695696560905105693, 10.66856104557993770494876673372

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