Properties

Label 2-448-1.1-c5-0-16
Degree $2$
Conductor $448$
Sign $1$
Analytic cond. $71.8519$
Root an. cond. $8.47655$
Motivic weight $5$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 16.2·3-s − 69.5·5-s − 49·7-s + 21.5·9-s + 202.·11-s − 112.·13-s − 1.13e3·15-s + 1.31e3·17-s + 35.9·19-s − 796.·21-s − 1.73e3·23-s + 1.71e3·25-s − 3.60e3·27-s − 710.·29-s − 185.·31-s + 3.29e3·33-s + 3.40e3·35-s + 6.19e3·37-s − 1.82e3·39-s + 3.56e3·41-s + 2.29e3·43-s − 1.49e3·45-s − 1.14e4·47-s + 2.40e3·49-s + 2.14e4·51-s + 3.57e4·53-s − 1.40e4·55-s + ⋯
L(s)  = 1  + 1.04·3-s − 1.24·5-s − 0.377·7-s + 0.0887·9-s + 0.504·11-s − 0.184·13-s − 1.29·15-s + 1.10·17-s + 0.0228·19-s − 0.394·21-s − 0.683·23-s + 0.547·25-s − 0.950·27-s − 0.156·29-s − 0.0347·31-s + 0.526·33-s + 0.470·35-s + 0.744·37-s − 0.192·39-s + 0.331·41-s + 0.189·43-s − 0.110·45-s − 0.756·47-s + 0.142·49-s + 1.15·51-s + 1.74·53-s − 0.627·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 448 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 448 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(448\)    =    \(2^{6} \cdot 7\)
Sign: $1$
Analytic conductor: \(71.8519\)
Root analytic conductor: \(8.47655\)
Motivic weight: \(5\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 448,\ (\ :5/2),\ 1)\)

Particular Values

\(L(3)\) \(\approx\) \(2.074394136\)
\(L(\frac12)\) \(\approx\) \(2.074394136\)
\(L(\frac{7}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
7 \( 1 + 49T \)
good3 \( 1 - 16.2T + 243T^{2} \)
5 \( 1 + 69.5T + 3.12e3T^{2} \)
11 \( 1 - 202.T + 1.61e5T^{2} \)
13 \( 1 + 112.T + 3.71e5T^{2} \)
17 \( 1 - 1.31e3T + 1.41e6T^{2} \)
19 \( 1 - 35.9T + 2.47e6T^{2} \)
23 \( 1 + 1.73e3T + 6.43e6T^{2} \)
29 \( 1 + 710.T + 2.05e7T^{2} \)
31 \( 1 + 185.T + 2.86e7T^{2} \)
37 \( 1 - 6.19e3T + 6.93e7T^{2} \)
41 \( 1 - 3.56e3T + 1.15e8T^{2} \)
43 \( 1 - 2.29e3T + 1.47e8T^{2} \)
47 \( 1 + 1.14e4T + 2.29e8T^{2} \)
53 \( 1 - 3.57e4T + 4.18e8T^{2} \)
59 \( 1 - 4.87e4T + 7.14e8T^{2} \)
61 \( 1 - 3.99e4T + 8.44e8T^{2} \)
67 \( 1 - 6.37e4T + 1.35e9T^{2} \)
71 \( 1 + 1.77e4T + 1.80e9T^{2} \)
73 \( 1 - 4.11e3T + 2.07e9T^{2} \)
79 \( 1 - 8.73e4T + 3.07e9T^{2} \)
83 \( 1 - 6.06e4T + 3.93e9T^{2} \)
89 \( 1 + 1.91e4T + 5.58e9T^{2} \)
97 \( 1 - 9.04e4T + 8.58e9T^{2} \)
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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

−10.08803311902992730309281390406, −9.301365864763241107784134233619, −8.295867319253681322437039612349, −7.81889983793071980388532924942, −6.85064128075560694617932683989, −5.51889833391418515002995387430, −4.00669748212604145906264059436, −3.50752497688558667960623513053, −2.35315084409597991929160981913, −0.69496106859172722761191912365, 0.69496106859172722761191912365, 2.35315084409597991929160981913, 3.50752497688558667960623513053, 4.00669748212604145906264059436, 5.51889833391418515002995387430, 6.85064128075560694617932683989, 7.81889983793071980388532924942, 8.295867319253681322437039612349, 9.301365864763241107784134233619, 10.08803311902992730309281390406

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