Properties

Label 2-91e2-1.1-c1-0-172
Degree $2$
Conductor $8281$
Sign $1$
Analytic cond. $66.1241$
Root an. cond. $8.13167$
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  − 2.12·2-s − 0.178·3-s + 2.51·4-s + 3.60·5-s + 0.380·6-s − 1.10·8-s − 2.96·9-s − 7.66·10-s + 3.99·11-s − 0.450·12-s − 0.644·15-s − 2.69·16-s + 4.78·17-s + 6.30·18-s − 3.15·19-s + 9.07·20-s − 8.48·22-s − 2.17·23-s + 0.196·24-s + 8.00·25-s + 1.06·27-s − 6.57·29-s + 1.37·30-s + 1.48·31-s + 7.93·32-s − 0.714·33-s − 10.1·34-s + ⋯
L(s)  = 1  − 1.50·2-s − 0.103·3-s + 1.25·4-s + 1.61·5-s + 0.155·6-s − 0.389·8-s − 0.989·9-s − 2.42·10-s + 1.20·11-s − 0.129·12-s − 0.166·15-s − 0.674·16-s + 1.16·17-s + 1.48·18-s − 0.722·19-s + 2.03·20-s − 1.80·22-s − 0.454·23-s + 0.0401·24-s + 1.60·25-s + 0.205·27-s − 1.22·29-s + 0.250·30-s + 0.267·31-s + 1.40·32-s − 0.124·33-s − 1.74·34-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 8281 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 8281 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(8281\)    =    \(7^{2} \cdot 13^{2}\)
Sign: $1$
Analytic conductor: \(66.1241\)
Root analytic conductor: \(8.13167\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 8281,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.256160098\)
\(L(\frac12)\) \(\approx\) \(1.256160098\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad7 \( 1 \)
13 \( 1 \)
good2 \( 1 + 2.12T + 2T^{2} \)
3 \( 1 + 0.178T + 3T^{2} \)
5 \( 1 - 3.60T + 5T^{2} \)
11 \( 1 - 3.99T + 11T^{2} \)
17 \( 1 - 4.78T + 17T^{2} \)
19 \( 1 + 3.15T + 19T^{2} \)
23 \( 1 + 2.17T + 23T^{2} \)
29 \( 1 + 6.57T + 29T^{2} \)
31 \( 1 - 1.48T + 31T^{2} \)
37 \( 1 - 4.96T + 37T^{2} \)
41 \( 1 + 2.11T + 41T^{2} \)
43 \( 1 - 1.43T + 43T^{2} \)
47 \( 1 - 1.01T + 47T^{2} \)
53 \( 1 - 6.03T + 53T^{2} \)
59 \( 1 + 4.90T + 59T^{2} \)
61 \( 1 + 2.03T + 61T^{2} \)
67 \( 1 - 3.91T + 67T^{2} \)
71 \( 1 + 8.80T + 71T^{2} \)
73 \( 1 - 3.08T + 73T^{2} \)
79 \( 1 - 1.96T + 79T^{2} \)
83 \( 1 - 7.66T + 83T^{2} \)
89 \( 1 + 12.7T + 89T^{2} \)
97 \( 1 - 1.35T + 97T^{2} \)
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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

−8.006703405265088134632189349876, −7.21837214986659584064457498058, −6.41517616851967717185012136853, −5.98578124206762981071633271917, −5.37086640784502704994035686155, −4.27721001039062469990264858489, −3.15477274459670530104356967745, −2.20179162429751790609762173192, −1.63197488787468653616778528657, −0.72257869996768103727625394161, 0.72257869996768103727625394161, 1.63197488787468653616778528657, 2.20179162429751790609762173192, 3.15477274459670530104356967745, 4.27721001039062469990264858489, 5.37086640784502704994035686155, 5.98578124206762981071633271917, 6.41517616851967717185012136853, 7.21837214986659584064457498058, 8.006703405265088134632189349876

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