Properties

Label 2-80-1.1-c19-0-6
Degree $2$
Conductor $80$
Sign $1$
Analytic cond. $183.053$
Root an. cond. $13.5297$
Motivic weight $19$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2.24e4·3-s + 1.95e6·5-s + 8.55e7·7-s − 6.59e8·9-s − 1.06e10·11-s + 2.87e9·13-s − 4.37e10·15-s + 1.15e11·17-s − 6.20e11·19-s − 1.91e12·21-s − 1.39e13·23-s + 3.81e12·25-s + 4.08e13·27-s − 2.09e13·29-s + 6.89e13·31-s + 2.38e14·33-s + 1.66e14·35-s + 1.76e14·37-s − 6.45e13·39-s + 3.64e15·41-s − 1.21e15·43-s − 1.28e15·45-s − 8.81e15·47-s − 4.08e15·49-s − 2.58e15·51-s + 3.00e16·53-s − 2.07e16·55-s + ⋯
L(s)  = 1  − 0.657·3-s + 0.447·5-s + 0.800·7-s − 0.567·9-s − 1.35·11-s + 0.0753·13-s − 0.294·15-s + 0.235·17-s − 0.441·19-s − 0.526·21-s − 1.61·23-s + 0.199·25-s + 1.03·27-s − 0.268·29-s + 0.468·31-s + 0.892·33-s + 0.358·35-s + 0.223·37-s − 0.0495·39-s + 1.73·41-s − 0.368·43-s − 0.253·45-s − 1.14·47-s − 0.358·49-s − 0.154·51-s + 1.25·53-s − 0.607·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 80 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(20-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 80 ^{s/2} \, \Gamma_{\C}(s+19/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(80\)    =    \(2^{4} \cdot 5\)
Sign: $1$
Analytic conductor: \(183.053\)
Root analytic conductor: \(13.5297\)
Motivic weight: \(19\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 80,\ (\ :19/2),\ 1)\)

Particular Values

\(L(10)\) \(\approx\) \(1.199345849\)
\(L(\frac12)\) \(\approx\) \(1.199345849\)
\(L(\frac{21}{2})\) 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 \( 1 - 1.95e6T \)
good3 \( 1 + 2.24e4T + 1.16e9T^{2} \)
7 \( 1 - 8.55e7T + 1.13e16T^{2} \)
11 \( 1 + 1.06e10T + 6.11e19T^{2} \)
13 \( 1 - 2.87e9T + 1.46e21T^{2} \)
17 \( 1 - 1.15e11T + 2.39e23T^{2} \)
19 \( 1 + 6.20e11T + 1.97e24T^{2} \)
23 \( 1 + 1.39e13T + 7.46e25T^{2} \)
29 \( 1 + 2.09e13T + 6.10e27T^{2} \)
31 \( 1 - 6.89e13T + 2.16e28T^{2} \)
37 \( 1 - 1.76e14T + 6.24e29T^{2} \)
41 \( 1 - 3.64e15T + 4.39e30T^{2} \)
43 \( 1 + 1.21e15T + 1.08e31T^{2} \)
47 \( 1 + 8.81e15T + 5.88e31T^{2} \)
53 \( 1 - 3.00e16T + 5.77e32T^{2} \)
59 \( 1 + 9.02e16T + 4.42e33T^{2} \)
61 \( 1 - 7.62e16T + 8.34e33T^{2} \)
67 \( 1 + 1.30e17T + 4.95e34T^{2} \)
71 \( 1 + 3.87e17T + 1.49e35T^{2} \)
73 \( 1 + 4.19e17T + 2.53e35T^{2} \)
79 \( 1 - 1.12e18T + 1.13e36T^{2} \)
83 \( 1 + 9.31e17T + 2.90e36T^{2} \)
89 \( 1 + 4.12e18T + 1.09e37T^{2} \)
97 \( 1 + 1.26e19T + 5.60e37T^{2} \)
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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

−10.83006642198103184410281647656, −9.982338026120589006079284348903, −8.503726162844604164201176620834, −7.68392980778237728333191631494, −6.14598252471898704238009399623, −5.44506096976628523701304534811, −4.45565167658879424024078159249, −2.81671994923582432279146668050, −1.81789185138631342808024553022, −0.46992366820067525624628089440, 0.46992366820067525624628089440, 1.81789185138631342808024553022, 2.81671994923582432279146668050, 4.45565167658879424024078159249, 5.44506096976628523701304534811, 6.14598252471898704238009399623, 7.68392980778237728333191631494, 8.503726162844604164201176620834, 9.982338026120589006079284348903, 10.83006642198103184410281647656

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