Properties

Label 2-8021-1.1-c1-0-548
Degree $2$
Conductor $8021$
Sign $-1$
Analytic cond. $64.0480$
Root an. cond. $8.00299$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2.26·2-s + 2.87·3-s + 3.12·4-s + 0.727·5-s − 6.50·6-s + 0.231·7-s − 2.53·8-s + 5.26·9-s − 1.64·10-s − 3.33·11-s + 8.97·12-s + 13-s − 0.522·14-s + 2.09·15-s − 0.496·16-s − 3.22·17-s − 11.9·18-s + 6.87·19-s + 2.27·20-s + 0.664·21-s + 7.55·22-s + 5.68·23-s − 7.30·24-s − 4.47·25-s − 2.26·26-s + 6.51·27-s + 0.721·28-s + ⋯
L(s)  = 1  − 1.60·2-s + 1.65·3-s + 1.56·4-s + 0.325·5-s − 2.65·6-s + 0.0873·7-s − 0.897·8-s + 1.75·9-s − 0.520·10-s − 1.00·11-s + 2.59·12-s + 0.277·13-s − 0.139·14-s + 0.539·15-s − 0.124·16-s − 0.781·17-s − 2.80·18-s + 1.57·19-s + 0.507·20-s + 0.144·21-s + 1.61·22-s + 1.18·23-s − 1.49·24-s − 0.894·25-s − 0.443·26-s + 1.25·27-s + 0.136·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 8021 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 8021 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(8021\)    =    \(13 \cdot 617\)
Sign: $-1$
Analytic conductor: \(64.0480\)
Root analytic conductor: \(8.00299\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 8021,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad13 \( 1 - T \)
617 \( 1 - T \)
good2 \( 1 + 2.26T + 2T^{2} \)
3 \( 1 - 2.87T + 3T^{2} \)
5 \( 1 - 0.727T + 5T^{2} \)
7 \( 1 - 0.231T + 7T^{2} \)
11 \( 1 + 3.33T + 11T^{2} \)
17 \( 1 + 3.22T + 17T^{2} \)
19 \( 1 - 6.87T + 19T^{2} \)
23 \( 1 - 5.68T + 23T^{2} \)
29 \( 1 + 4.07T + 29T^{2} \)
31 \( 1 + 7.88T + 31T^{2} \)
37 \( 1 + 0.678T + 37T^{2} \)
41 \( 1 + 1.78T + 41T^{2} \)
43 \( 1 + 10.7T + 43T^{2} \)
47 \( 1 + 6.89T + 47T^{2} \)
53 \( 1 + 13.4T + 53T^{2} \)
59 \( 1 - 3.71T + 59T^{2} \)
61 \( 1 + 11.1T + 61T^{2} \)
67 \( 1 + 2.94T + 67T^{2} \)
71 \( 1 - 4.67T + 71T^{2} \)
73 \( 1 + 9.34T + 73T^{2} \)
79 \( 1 + 10.8T + 79T^{2} \)
83 \( 1 - 1.49T + 83T^{2} \)
89 \( 1 + 7.30T + 89T^{2} \)
97 \( 1 - 5.41T + 97T^{2} \)
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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

−7.69965058623920264919388063295, −7.32777278341188431780817628606, −6.57776029531932983160128928459, −5.43766049085585367125140633803, −4.60562101218049918184246312767, −3.33932179887435947141901338450, −2.97125881045898954059853328813, −1.88701950311568480716766426046, −1.56218323977260975227868127021, 0, 1.56218323977260975227868127021, 1.88701950311568480716766426046, 2.97125881045898954059853328813, 3.33932179887435947141901338450, 4.60562101218049918184246312767, 5.43766049085585367125140633803, 6.57776029531932983160128928459, 7.32777278341188431780817628606, 7.69965058623920264919388063295

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