Properties

Label 2-80-1.1-c9-0-7
Degree $2$
Conductor $80$
Sign $-1$
Analytic cond. $41.2028$
Root an. cond. $6.41894$
Motivic weight $9$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 216.·3-s − 625·5-s − 1.66e3·7-s + 2.73e4·9-s − 3.43e4·11-s + 1.62e5·13-s + 1.35e5·15-s + 9.17e4·17-s + 5.36e5·19-s + 3.60e5·21-s − 2.34e5·23-s + 3.90e5·25-s − 1.65e6·27-s + 7.25e6·29-s − 8.23e6·31-s + 7.45e6·33-s + 1.03e6·35-s − 1.56e7·37-s − 3.52e7·39-s − 1.67e7·41-s − 9.36e6·43-s − 1.70e7·45-s + 2.69e7·47-s − 3.75e7·49-s − 1.98e7·51-s + 3.41e7·53-s + 2.14e7·55-s + ⋯
L(s)  = 1  − 1.54·3-s − 0.447·5-s − 0.261·7-s + 1.38·9-s − 0.707·11-s + 1.57·13-s + 0.691·15-s + 0.266·17-s + 0.943·19-s + 0.404·21-s − 0.175·23-s + 0.200·25-s − 0.598·27-s + 1.90·29-s − 1.60·31-s + 1.09·33-s + 0.117·35-s − 1.37·37-s − 2.44·39-s − 0.924·41-s − 0.417·43-s − 0.620·45-s + 0.805·47-s − 0.931·49-s − 0.411·51-s + 0.593·53-s + 0.316·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 80 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(10-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 80 ^{s/2} \, \Gamma_{\C}(s+9/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(80\)    =    \(2^{4} \cdot 5\)
Sign: $-1$
Analytic conductor: \(41.2028\)
Root analytic conductor: \(6.41894\)
Motivic weight: \(9\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 80,\ (\ :9/2),\ -1)\)

Particular Values

\(L(5)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{11}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 + 625T \)
good3 \( 1 + 216.T + 1.96e4T^{2} \)
7 \( 1 + 1.66e3T + 4.03e7T^{2} \)
11 \( 1 + 3.43e4T + 2.35e9T^{2} \)
13 \( 1 - 1.62e5T + 1.06e10T^{2} \)
17 \( 1 - 9.17e4T + 1.18e11T^{2} \)
19 \( 1 - 5.36e5T + 3.22e11T^{2} \)
23 \( 1 + 2.34e5T + 1.80e12T^{2} \)
29 \( 1 - 7.25e6T + 1.45e13T^{2} \)
31 \( 1 + 8.23e6T + 2.64e13T^{2} \)
37 \( 1 + 1.56e7T + 1.29e14T^{2} \)
41 \( 1 + 1.67e7T + 3.27e14T^{2} \)
43 \( 1 + 9.36e6T + 5.02e14T^{2} \)
47 \( 1 - 2.69e7T + 1.11e15T^{2} \)
53 \( 1 - 3.41e7T + 3.29e15T^{2} \)
59 \( 1 + 1.12e8T + 8.66e15T^{2} \)
61 \( 1 - 5.49e6T + 1.16e16T^{2} \)
67 \( 1 - 2.40e8T + 2.72e16T^{2} \)
71 \( 1 - 2.58e8T + 4.58e16T^{2} \)
73 \( 1 + 3.53e8T + 5.88e16T^{2} \)
79 \( 1 + 3.66e8T + 1.19e17T^{2} \)
83 \( 1 - 9.74e6T + 1.86e17T^{2} \)
89 \( 1 + 1.14e9T + 3.50e17T^{2} \)
97 \( 1 - 1.25e9T + 7.60e17T^{2} \)
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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

−11.85592749226455355071804265005, −10.99116435908604009369657361244, −10.17404396224519152151585015490, −8.501387941771958036599842709686, −7.06497412550734060731152968633, −5.96450799659414777147835591559, −4.99426723584683477078153551061, −3.47194786033776950879814593948, −1.18736901032669014144868414064, 0, 1.18736901032669014144868414064, 3.47194786033776950879814593948, 4.99426723584683477078153551061, 5.96450799659414777147835591559, 7.06497412550734060731152968633, 8.501387941771958036599842709686, 10.17404396224519152151585015490, 10.99116435908604009369657361244, 11.85592749226455355071804265005

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