Properties

Label 2-8020-1.1-c1-0-81
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  + 2.17·3-s + 5-s + 5.14·7-s + 1.73·9-s − 0.239·11-s − 2.92·13-s + 2.17·15-s + 3.35·17-s − 1.38·19-s + 11.2·21-s + 5.09·23-s + 25-s − 2.74·27-s − 7.74·29-s + 4.81·31-s − 0.521·33-s + 5.14·35-s + 1.45·37-s − 6.36·39-s − 6.02·41-s + 1.28·43-s + 1.73·45-s − 2.64·47-s + 19.4·49-s + 7.29·51-s + 10.7·53-s − 0.239·55-s + ⋯
L(s)  = 1  + 1.25·3-s + 0.447·5-s + 1.94·7-s + 0.578·9-s − 0.0722·11-s − 0.810·13-s + 0.561·15-s + 0.813·17-s − 0.316·19-s + 2.44·21-s + 1.06·23-s + 0.200·25-s − 0.529·27-s − 1.43·29-s + 0.864·31-s − 0.0908·33-s + 0.870·35-s + 0.239·37-s − 1.01·39-s − 0.941·41-s + 0.195·43-s + 0.258·45-s − 0.386·47-s + 2.78·49-s + 1.02·51-s + 1.47·53-s − 0.0323·55-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

\(L(1)\) \(\approx\) \(4.732771639\)
\(L(\frac12)\) \(\approx\) \(4.732771639\)
\(L(\frac{3}{2})\) 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 \( 1 - 2.17T + 3T^{2} \)
7 \( 1 - 5.14T + 7T^{2} \)
11 \( 1 + 0.239T + 11T^{2} \)
13 \( 1 + 2.92T + 13T^{2} \)
17 \( 1 - 3.35T + 17T^{2} \)
19 \( 1 + 1.38T + 19T^{2} \)
23 \( 1 - 5.09T + 23T^{2} \)
29 \( 1 + 7.74T + 29T^{2} \)
31 \( 1 - 4.81T + 31T^{2} \)
37 \( 1 - 1.45T + 37T^{2} \)
41 \( 1 + 6.02T + 41T^{2} \)
43 \( 1 - 1.28T + 43T^{2} \)
47 \( 1 + 2.64T + 47T^{2} \)
53 \( 1 - 10.7T + 53T^{2} \)
59 \( 1 - 2.43T + 59T^{2} \)
61 \( 1 + 7.46T + 61T^{2} \)
67 \( 1 - 3.00T + 67T^{2} \)
71 \( 1 - 15.7T + 71T^{2} \)
73 \( 1 - 10.5T + 73T^{2} \)
79 \( 1 - 14.3T + 79T^{2} \)
83 \( 1 - 5.33T + 83T^{2} \)
89 \( 1 - 16.2T + 89T^{2} \)
97 \( 1 + 9.93T + 97T^{2} \)
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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

−7.989472174335360913517163943096, −7.45069284216304206060515966557, −6.64816389717340019807249153717, −5.34676907645773105676375822632, −5.19287455757498783229957367626, −4.24219154893614242833299318632, −3.44084354277825838419820171615, −2.44068695344010665647590498992, −2.01760910470916319962025645042, −1.08292063376263097405531305899, 1.08292063376263097405531305899, 2.01760910470916319962025645042, 2.44068695344010665647590498992, 3.44084354277825838419820171615, 4.24219154893614242833299318632, 5.19287455757498783229957367626, 5.34676907645773105676375822632, 6.64816389717340019807249153717, 7.45069284216304206060515966557, 7.989472174335360913517163943096

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