Properties

Label 2-8048-1.1-c1-0-197
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  + 2.23·3-s − 3.23·5-s − 0.236·7-s + 2.00·9-s − 0.236·11-s + 3.47·13-s − 7.23·15-s + 2·17-s − 5.70·19-s − 0.527·21-s + 2.23·23-s + 5.47·25-s − 2.23·27-s − 7.23·29-s + 5.70·31-s − 0.527·33-s + 0.763·35-s + 4.47·37-s + 7.76·39-s − 0.763·41-s − 5.76·43-s − 6.47·45-s + 0.236·47-s − 6.94·49-s + 4.47·51-s + 8.47·53-s + 0.763·55-s + ⋯
L(s)  = 1  + 1.29·3-s − 1.44·5-s − 0.0892·7-s + 0.666·9-s − 0.0711·11-s + 0.962·13-s − 1.86·15-s + 0.485·17-s − 1.30·19-s − 0.115·21-s + 0.466·23-s + 1.09·25-s − 0.430·27-s − 1.34·29-s + 1.02·31-s − 0.0918·33-s + 0.129·35-s + 0.735·37-s + 1.24·39-s − 0.119·41-s − 0.878·43-s − 0.964·45-s + 0.0344·47-s − 0.992·49-s + 0.626·51-s + 1.16·53-s + 0.103·55-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 \( 1 - 2.23T + 3T^{2} \)
5 \( 1 + 3.23T + 5T^{2} \)
7 \( 1 + 0.236T + 7T^{2} \)
11 \( 1 + 0.236T + 11T^{2} \)
13 \( 1 - 3.47T + 13T^{2} \)
17 \( 1 - 2T + 17T^{2} \)
19 \( 1 + 5.70T + 19T^{2} \)
23 \( 1 - 2.23T + 23T^{2} \)
29 \( 1 + 7.23T + 29T^{2} \)
31 \( 1 - 5.70T + 31T^{2} \)
37 \( 1 - 4.47T + 37T^{2} \)
41 \( 1 + 0.763T + 41T^{2} \)
43 \( 1 + 5.76T + 43T^{2} \)
47 \( 1 - 0.236T + 47T^{2} \)
53 \( 1 - 8.47T + 53T^{2} \)
59 \( 1 - 8.94T + 59T^{2} \)
61 \( 1 + 1.47T + 61T^{2} \)
67 \( 1 - 8.70T + 67T^{2} \)
71 \( 1 + 5.23T + 71T^{2} \)
73 \( 1 + 16.4T + 73T^{2} \)
79 \( 1 - 4.94T + 79T^{2} \)
83 \( 1 + 3.29T + 83T^{2} \)
89 \( 1 + 5.52T + 89T^{2} \)
97 \( 1 + 10T + 97T^{2} \)
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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

−7.70853080026506351883304197473, −7.02969309791998238552444737320, −6.26966062804210803846889956209, −5.29974653453893358643986619060, −4.19715501768570964061798392760, −3.89420992044347418125940503392, −3.19262924857777904944509575836, −2.46492246749014708356224547771, −1.34075904265623587125103303333, 0, 1.34075904265623587125103303333, 2.46492246749014708356224547771, 3.19262924857777904944509575836, 3.89420992044347418125940503392, 4.19715501768570964061798392760, 5.29974653453893358643986619060, 6.26966062804210803846889956209, 7.02969309791998238552444737320, 7.70853080026506351883304197473

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