Properties

Label 2-3887-1.1-c1-0-190
Degree $2$
Conductor $3887$
Sign $1$
Analytic cond. $31.0378$
Root an. cond. $5.57116$
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  + 2.49·2-s − 1.82·3-s + 4.20·4-s + 4.09·5-s − 4.53·6-s + 3.06·7-s + 5.49·8-s + 0.318·9-s + 10.1·10-s + 1.16·11-s − 7.66·12-s + 7.63·14-s − 7.45·15-s + 5.28·16-s − 6.89·17-s + 0.792·18-s + 1.71·19-s + 17.2·20-s − 5.58·21-s + 2.89·22-s + 23-s − 10.0·24-s + 11.7·25-s + 4.88·27-s + 12.8·28-s + 7.06·29-s − 18.5·30-s + ⋯
L(s)  = 1  + 1.76·2-s − 1.05·3-s + 2.10·4-s + 1.83·5-s − 1.85·6-s + 1.15·7-s + 1.94·8-s + 0.106·9-s + 3.22·10-s + 0.350·11-s − 2.21·12-s + 2.04·14-s − 1.92·15-s + 1.32·16-s − 1.67·17-s + 0.186·18-s + 0.393·19-s + 3.84·20-s − 1.21·21-s + 0.616·22-s + 0.208·23-s − 2.04·24-s + 2.34·25-s + 0.940·27-s + 2.43·28-s + 1.31·29-s − 3.39·30-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 3887 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 3887 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(3887\)    =    \(13^{2} \cdot 23\)
Sign: $1$
Analytic conductor: \(31.0378\)
Root analytic conductor: \(5.57116\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 3887,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(6.359369968\)
\(L(\frac12)\) \(\approx\) \(6.359369968\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad13 \( 1 \)
23 \( 1 - T \)
good2 \( 1 - 2.49T + 2T^{2} \)
3 \( 1 + 1.82T + 3T^{2} \)
5 \( 1 - 4.09T + 5T^{2} \)
7 \( 1 - 3.06T + 7T^{2} \)
11 \( 1 - 1.16T + 11T^{2} \)
17 \( 1 + 6.89T + 17T^{2} \)
19 \( 1 - 1.71T + 19T^{2} \)
29 \( 1 - 7.06T + 29T^{2} \)
31 \( 1 + 0.519T + 31T^{2} \)
37 \( 1 + 6.65T + 37T^{2} \)
41 \( 1 - 5.67T + 41T^{2} \)
43 \( 1 + 8.61T + 43T^{2} \)
47 \( 1 - 11.4T + 47T^{2} \)
53 \( 1 - 6.66T + 53T^{2} \)
59 \( 1 + 3.86T + 59T^{2} \)
61 \( 1 + 9.41T + 61T^{2} \)
67 \( 1 + 1.35T + 67T^{2} \)
71 \( 1 - 2.33T + 71T^{2} \)
73 \( 1 + 9.78T + 73T^{2} \)
79 \( 1 + 10.2T + 79T^{2} \)
83 \( 1 - 3.85T + 83T^{2} \)
89 \( 1 + 3.03T + 89T^{2} \)
97 \( 1 - 4.63T + 97T^{2} \)
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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

−8.538749342834045680307414373119, −7.08402193605135357788107044445, −6.60942933081296029472824039205, −5.93822567417438311772919725624, −5.48087920877884121370797474310, −4.81374154911748008516746762121, −4.40207117491836843252864331957, −2.92233765141318270497192567844, −2.16311756037358082210853433858, −1.35385852763629112871540751262, 1.35385852763629112871540751262, 2.16311756037358082210853433858, 2.92233765141318270497192567844, 4.40207117491836843252864331957, 4.81374154911748008516746762121, 5.48087920877884121370797474310, 5.93822567417438311772919725624, 6.60942933081296029472824039205, 7.08402193605135357788107044445, 8.538749342834045680307414373119

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