Properties

Label 2-8020-1.1-c1-0-38
Degree $2$
Conductor $8020$
Sign $1$
Analytic cond. $64.0400$
Root an. cond. $8.00250$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 0.446·3-s + 5-s + 3.25·7-s − 2.80·9-s − 1.99·11-s − 3.05·13-s − 0.446·15-s + 8.07·17-s + 2.16·19-s − 1.45·21-s − 4.14·23-s + 25-s + 2.58·27-s + 4.82·29-s − 3.36·31-s + 0.889·33-s + 3.25·35-s − 1.82·37-s + 1.36·39-s + 7.04·41-s + 6.10·43-s − 2.80·45-s − 3.36·47-s + 3.61·49-s − 3.60·51-s − 1.14·53-s − 1.99·55-s + ⋯
L(s)  = 1  − 0.257·3-s + 0.447·5-s + 1.23·7-s − 0.933·9-s − 0.600·11-s − 0.847·13-s − 0.115·15-s + 1.95·17-s + 0.497·19-s − 0.317·21-s − 0.864·23-s + 0.200·25-s + 0.498·27-s + 0.895·29-s − 0.603·31-s + 0.154·33-s + 0.550·35-s − 0.299·37-s + 0.218·39-s + 1.09·41-s + 0.931·43-s − 0.417·45-s − 0.490·47-s + 0.515·49-s − 0.504·51-s − 0.157·53-s − 0.268·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 8020 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 8020 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(8020\)    =    \(2^{2} \cdot 5 \cdot 401\)
Sign: $1$
Analytic conductor: \(64.0400\)
Root analytic conductor: \(8.00250\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 8020,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.103583617\)
\(L(\frac12)\) \(\approx\) \(2.103583617\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 - T \)
401 \( 1 - T \)
good3 \( 1 + 0.446T + 3T^{2} \)
7 \( 1 - 3.25T + 7T^{2} \)
11 \( 1 + 1.99T + 11T^{2} \)
13 \( 1 + 3.05T + 13T^{2} \)
17 \( 1 - 8.07T + 17T^{2} \)
19 \( 1 - 2.16T + 19T^{2} \)
23 \( 1 + 4.14T + 23T^{2} \)
29 \( 1 - 4.82T + 29T^{2} \)
31 \( 1 + 3.36T + 31T^{2} \)
37 \( 1 + 1.82T + 37T^{2} \)
41 \( 1 - 7.04T + 41T^{2} \)
43 \( 1 - 6.10T + 43T^{2} \)
47 \( 1 + 3.36T + 47T^{2} \)
53 \( 1 + 1.14T + 53T^{2} \)
59 \( 1 + 8.30T + 59T^{2} \)
61 \( 1 + 3.17T + 61T^{2} \)
67 \( 1 + 3.60T + 67T^{2} \)
71 \( 1 - 3.46T + 71T^{2} \)
73 \( 1 - 2.96T + 73T^{2} \)
79 \( 1 - 13.1T + 79T^{2} \)
83 \( 1 - 1.13T + 83T^{2} \)
89 \( 1 - 12.5T + 89T^{2} \)
97 \( 1 + 6.31T + 97T^{2} \)
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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

−7.86545675018587540128225118825, −7.38660070003467316878047486789, −6.24684527731475312355380872929, −5.59450819524946364979123785435, −5.19133490231099317115950568501, −4.53967366442304039225073000587, −3.37082503640470099171819133885, −2.63738739354068859792112529085, −1.77489579755534191996515831389, −0.73663746884936712164134085077, 0.73663746884936712164134085077, 1.77489579755534191996515831389, 2.63738739354068859792112529085, 3.37082503640470099171819133885, 4.53967366442304039225073000587, 5.19133490231099317115950568501, 5.59450819524946364979123785435, 6.24684527731475312355380872929, 7.38660070003467316878047486789, 7.86545675018587540128225118825

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