Properties

Label 2-8128-1.1-c1-0-141
Degree $2$
Conductor $8128$
Sign $-1$
Analytic cond. $64.9024$
Root an. cond. $8.05620$
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  − 1.34·3-s + 0.120·5-s − 0.879·7-s − 1.18·9-s − 2.71·11-s + 5.10·13-s − 0.162·15-s − 4.46·17-s + 2.87·19-s + 1.18·21-s + 5.22·23-s − 4.98·25-s + 5.63·27-s − 5.94·29-s − 1.42·31-s + 3.66·33-s − 0.106·35-s + 10.5·37-s − 6.87·39-s − 5.38·41-s + 8.27·43-s − 0.142·45-s + 6.43·47-s − 6.22·49-s + 6.01·51-s − 12.6·53-s − 0.327·55-s + ⋯
L(s)  = 1  − 0.777·3-s + 0.0539·5-s − 0.332·7-s − 0.394·9-s − 0.819·11-s + 1.41·13-s − 0.0419·15-s − 1.08·17-s + 0.660·19-s + 0.258·21-s + 1.08·23-s − 0.997·25-s + 1.08·27-s − 1.10·29-s − 0.256·31-s + 0.637·33-s − 0.0179·35-s + 1.73·37-s − 1.10·39-s − 0.841·41-s + 1.26·43-s − 0.0213·45-s + 0.938·47-s − 0.889·49-s + 0.842·51-s − 1.73·53-s − 0.0441·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 8128 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 8128 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(8128\)    =    \(2^{6} \cdot 127\)
Sign: $-1$
Analytic conductor: \(64.9024\)
Root analytic conductor: \(8.05620\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 8128,\ (\ :1/2),\ -1)\)

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 \( 1 \)
127 \( 1 - T \)
good3 \( 1 + 1.34T + 3T^{2} \)
5 \( 1 - 0.120T + 5T^{2} \)
7 \( 1 + 0.879T + 7T^{2} \)
11 \( 1 + 2.71T + 11T^{2} \)
13 \( 1 - 5.10T + 13T^{2} \)
17 \( 1 + 4.46T + 17T^{2} \)
19 \( 1 - 2.87T + 19T^{2} \)
23 \( 1 - 5.22T + 23T^{2} \)
29 \( 1 + 5.94T + 29T^{2} \)
31 \( 1 + 1.42T + 31T^{2} \)
37 \( 1 - 10.5T + 37T^{2} \)
41 \( 1 + 5.38T + 41T^{2} \)
43 \( 1 - 8.27T + 43T^{2} \)
47 \( 1 - 6.43T + 47T^{2} \)
53 \( 1 + 12.6T + 53T^{2} \)
59 \( 1 - 2.71T + 59T^{2} \)
61 \( 1 - 1.98T + 61T^{2} \)
67 \( 1 + 2.87T + 67T^{2} \)
71 \( 1 + 9.49T + 71T^{2} \)
73 \( 1 - 11.0T + 73T^{2} \)
79 \( 1 - 7.72T + 79T^{2} \)
83 \( 1 - 11.4T + 83T^{2} \)
89 \( 1 + 2.64T + 89T^{2} \)
97 \( 1 - 1.68T + 97T^{2} \)
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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

−7.53133096891590929159023724926, −6.51090887751278057931455740697, −6.13286560816782835370333252376, −5.47268524172975032338167527353, −4.83245469947467001230510454615, −3.89647525115946138172493858748, −3.12457063476171425906895145822, −2.25044830244290121555450851365, −1.04977843045961537374848881150, 0, 1.04977843045961537374848881150, 2.25044830244290121555450851365, 3.12457063476171425906895145822, 3.89647525115946138172493858748, 4.83245469947467001230510454615, 5.47268524172975032338167527353, 6.13286560816782835370333252376, 6.51090887751278057931455740697, 7.53133096891590929159023724926

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