Properties

Label 2-8048-1.1-c1-0-140
Degree $2$
Conductor $8048$
Sign $-1$
Analytic cond. $64.2636$
Root an. cond. $8.01645$
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  + 0.867·3-s − 3.26·5-s − 1.33·7-s − 2.24·9-s − 2.07·11-s + 1.16·13-s − 2.82·15-s + 7.33·17-s + 2.19·19-s − 1.15·21-s − 2.40·23-s + 5.64·25-s − 4.55·27-s + 7.29·29-s + 2.69·31-s − 1.80·33-s + 4.33·35-s + 6.11·37-s + 1.01·39-s − 3.25·41-s − 8.67·43-s + 7.33·45-s − 5.96·47-s − 5.23·49-s + 6.35·51-s + 2.22·53-s + 6.77·55-s + ⋯
L(s)  = 1  + 0.500·3-s − 1.45·5-s − 0.502·7-s − 0.749·9-s − 0.625·11-s + 0.323·13-s − 0.730·15-s + 1.77·17-s + 0.503·19-s − 0.251·21-s − 0.501·23-s + 1.12·25-s − 0.876·27-s + 1.35·29-s + 0.484·31-s − 0.313·33-s + 0.733·35-s + 1.00·37-s + 0.162·39-s − 0.508·41-s − 1.32·43-s + 1.09·45-s − 0.870·47-s − 0.747·49-s + 0.890·51-s + 0.305·53-s + 0.912·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 8048 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 8048 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(8048\)    =    \(2^{4} \cdot 503\)
Sign: $-1$
Analytic conductor: \(64.2636\)
Root analytic conductor: \(8.01645\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 8048,\ (\ :1/2),\ -1)\)

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)$
bad2 \( 1 \)
503 \( 1 - T \)
good3 \( 1 - 0.867T + 3T^{2} \)
5 \( 1 + 3.26T + 5T^{2} \)
7 \( 1 + 1.33T + 7T^{2} \)
11 \( 1 + 2.07T + 11T^{2} \)
13 \( 1 - 1.16T + 13T^{2} \)
17 \( 1 - 7.33T + 17T^{2} \)
19 \( 1 - 2.19T + 19T^{2} \)
23 \( 1 + 2.40T + 23T^{2} \)
29 \( 1 - 7.29T + 29T^{2} \)
31 \( 1 - 2.69T + 31T^{2} \)
37 \( 1 - 6.11T + 37T^{2} \)
41 \( 1 + 3.25T + 41T^{2} \)
43 \( 1 + 8.67T + 43T^{2} \)
47 \( 1 + 5.96T + 47T^{2} \)
53 \( 1 - 2.22T + 53T^{2} \)
59 \( 1 - 0.844T + 59T^{2} \)
61 \( 1 - 1.92T + 61T^{2} \)
67 \( 1 + 2.90T + 67T^{2} \)
71 \( 1 - 14.2T + 71T^{2} \)
73 \( 1 - 0.0579T + 73T^{2} \)
79 \( 1 - 0.496T + 79T^{2} \)
83 \( 1 + 1.56T + 83T^{2} \)
89 \( 1 - 13.0T + 89T^{2} \)
97 \( 1 + 12.8T + 97T^{2} \)
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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

−7.78218272586471489394009714197, −6.92378383152984172389255550326, −6.14112672771408782925786822085, −5.33232254727735887522798417403, −4.61122165134693226909339663728, −3.48864242117222165103454144457, −3.37793833244703707250453492138, −2.54132689184573335576675520980, −1.06603667989526294435090719764, 0, 1.06603667989526294435090719764, 2.54132689184573335576675520980, 3.37793833244703707250453492138, 3.48864242117222165103454144457, 4.61122165134693226909339663728, 5.33232254727735887522798417403, 6.14112672771408782925786822085, 6.92378383152984172389255550326, 7.78218272586471489394009714197

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