Properties

Label 2-91e2-1.1-c1-0-189
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  + 1.10·2-s − 1.33·3-s − 0.776·4-s + 1.90·5-s − 1.47·6-s − 3.07·8-s − 1.22·9-s + 2.10·10-s + 6.49·11-s + 1.03·12-s − 2.54·15-s − 1.84·16-s + 7.14·17-s − 1.35·18-s + 4.93·19-s − 1.48·20-s + 7.18·22-s − 6.24·23-s + 4.09·24-s − 1.36·25-s + 5.62·27-s − 0.505·29-s − 2.81·30-s − 5.66·31-s + 4.10·32-s − 8.65·33-s + 7.90·34-s + ⋯
L(s)  = 1  + 0.781·2-s − 0.768·3-s − 0.388·4-s + 0.853·5-s − 0.601·6-s − 1.08·8-s − 0.408·9-s + 0.667·10-s + 1.95·11-s + 0.298·12-s − 0.656·15-s − 0.460·16-s + 1.73·17-s − 0.319·18-s + 1.13·19-s − 0.331·20-s + 1.53·22-s − 1.30·23-s + 0.834·24-s − 0.272·25-s + 1.08·27-s − 0.0939·29-s − 0.513·30-s − 1.01·31-s + 0.725·32-s − 1.50·33-s + 1.35·34-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

\(L(1)\) \(\approx\) \(2.498882022\)
\(L(\frac12)\) \(\approx\) \(2.498882022\)
\(L(\frac{3}{2})\) 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 \( 1 - 1.10T + 2T^{2} \)
3 \( 1 + 1.33T + 3T^{2} \)
5 \( 1 - 1.90T + 5T^{2} \)
11 \( 1 - 6.49T + 11T^{2} \)
17 \( 1 - 7.14T + 17T^{2} \)
19 \( 1 - 4.93T + 19T^{2} \)
23 \( 1 + 6.24T + 23T^{2} \)
29 \( 1 + 0.505T + 29T^{2} \)
31 \( 1 + 5.66T + 31T^{2} \)
37 \( 1 - 0.0345T + 37T^{2} \)
41 \( 1 - 2.58T + 41T^{2} \)
43 \( 1 - 0.374T + 43T^{2} \)
47 \( 1 - 10.3T + 47T^{2} \)
53 \( 1 - 2.66T + 53T^{2} \)
59 \( 1 + 1.28T + 59T^{2} \)
61 \( 1 - 5.66T + 61T^{2} \)
67 \( 1 + 12.8T + 67T^{2} \)
71 \( 1 - 9.38T + 71T^{2} \)
73 \( 1 + 4.37T + 73T^{2} \)
79 \( 1 - 0.870T + 79T^{2} \)
83 \( 1 + 7.76T + 83T^{2} \)
89 \( 1 + 9.16T + 89T^{2} \)
97 \( 1 + 1.40T + 97T^{2} \)
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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

−7.67823100889217437669670035804, −6.81779951220018893414805044890, −5.96997991901369708402707932126, −5.76043830083973594260303338603, −5.30129934536525966511675776403, −4.22770812933237488473438351811, −3.70958975158847048807368818453, −2.91376347557383017175725771948, −1.64524046358266870718108333011, −0.76304914562188599355079184370, 0.76304914562188599355079184370, 1.64524046358266870718108333011, 2.91376347557383017175725771948, 3.70958975158847048807368818453, 4.22770812933237488473438351811, 5.30129934536525966511675776403, 5.76043830083973594260303338603, 5.96997991901369708402707932126, 6.81779951220018893414805044890, 7.67823100889217437669670035804

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