Properties

Label 2-983-1.1-c1-0-31
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  + 0.0489·2-s − 0.101·3-s − 1.99·4-s + 3.29·5-s − 0.00495·6-s + 4.51·7-s − 0.195·8-s − 2.98·9-s + 0.161·10-s − 0.289·11-s + 0.202·12-s + 2.10·13-s + 0.220·14-s − 0.333·15-s + 3.98·16-s + 7.50·17-s − 0.146·18-s − 5.08·19-s − 6.57·20-s − 0.457·21-s − 0.0141·22-s − 7.05·23-s + 0.0198·24-s + 5.83·25-s + 0.103·26-s + 0.606·27-s − 9.02·28-s + ⋯
L(s)  = 1  + 0.0345·2-s − 0.0584·3-s − 0.998·4-s + 1.47·5-s − 0.00202·6-s + 1.70·7-s − 0.0691·8-s − 0.996·9-s + 0.0509·10-s − 0.0871·11-s + 0.0584·12-s + 0.585·13-s + 0.0590·14-s − 0.0861·15-s + 0.996·16-s + 1.82·17-s − 0.0344·18-s − 1.16·19-s − 1.47·20-s − 0.0998·21-s − 0.00301·22-s − 1.47·23-s + 0.00404·24-s + 1.16·25-s + 0.0202·26-s + 0.116·27-s − 1.70·28-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

\(L(1)\) \(\approx\) \(1.912388207\)
\(L(\frac12)\) \(\approx\) \(1.912388207\)
\(L(\frac{3}{2})\) 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 \( 1 - 0.0489T + 2T^{2} \)
3 \( 1 + 0.101T + 3T^{2} \)
5 \( 1 - 3.29T + 5T^{2} \)
7 \( 1 - 4.51T + 7T^{2} \)
11 \( 1 + 0.289T + 11T^{2} \)
13 \( 1 - 2.10T + 13T^{2} \)
17 \( 1 - 7.50T + 17T^{2} \)
19 \( 1 + 5.08T + 19T^{2} \)
23 \( 1 + 7.05T + 23T^{2} \)
29 \( 1 - 6.47T + 29T^{2} \)
31 \( 1 + 1.38T + 31T^{2} \)
37 \( 1 - 0.452T + 37T^{2} \)
41 \( 1 + 11.4T + 41T^{2} \)
43 \( 1 - 10.5T + 43T^{2} \)
47 \( 1 + 0.115T + 47T^{2} \)
53 \( 1 - 3.30T + 53T^{2} \)
59 \( 1 - 11.7T + 59T^{2} \)
61 \( 1 - 7.71T + 61T^{2} \)
67 \( 1 + 5.57T + 67T^{2} \)
71 \( 1 + 3.10T + 71T^{2} \)
73 \( 1 + 5.98T + 73T^{2} \)
79 \( 1 - 9.61T + 79T^{2} \)
83 \( 1 + 2.15T + 83T^{2} \)
89 \( 1 - 14.0T + 89T^{2} \)
97 \( 1 - 9.76T + 97T^{2} \)
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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

−10.17912078258622655479616046117, −9.027392598121315937087618714558, −8.398873763875267747906622408817, −7.87895762270465136790817907946, −6.19437063674240239967861679433, −5.55124327415210970687625978770, −5.00496155490247069861528468449, −3.84224968185398626487262559979, −2.33745473937165881368145872912, −1.22281375582550001309877724565, 1.22281375582550001309877724565, 2.33745473937165881368145872912, 3.84224968185398626487262559979, 5.00496155490247069861528468449, 5.55124327415210970687625978770, 6.19437063674240239967861679433, 7.87895762270465136790817907946, 8.398873763875267747906622408817, 9.027392598121315937087618714558, 10.17912078258622655479616046117

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