Properties

Label 2-27690-1.1-c1-0-32
Degree $2$
Conductor $27690$
Sign $-1$
Analytic cond. $221.105$
Root an. cond. $14.8696$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2-s + 3-s + 4-s + 5-s + 6-s + 7-s + 8-s + 9-s + 10-s − 2·11-s + 12-s − 13-s + 14-s + 15-s + 16-s + 4·17-s + 18-s − 8·19-s + 20-s + 21-s − 2·22-s + 3·23-s + 24-s + 25-s − 26-s + 27-s + 28-s + ⋯
L(s)  = 1  + 0.707·2-s + 0.577·3-s + 1/2·4-s + 0.447·5-s + 0.408·6-s + 0.377·7-s + 0.353·8-s + 1/3·9-s + 0.316·10-s − 0.603·11-s + 0.288·12-s − 0.277·13-s + 0.267·14-s + 0.258·15-s + 1/4·16-s + 0.970·17-s + 0.235·18-s − 1.83·19-s + 0.223·20-s + 0.218·21-s − 0.426·22-s + 0.625·23-s + 0.204·24-s + 1/5·25-s − 0.196·26-s + 0.192·27-s + 0.188·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 27690 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 27690 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(27690\)    =    \(2 \cdot 3 \cdot 5 \cdot 13 \cdot 71\)
Sign: $-1$
Analytic conductor: \(221.105\)
Root analytic conductor: \(14.8696\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 27690,\ (\ :1/2),\ -1)\)

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)$
bad2 \( 1 - T \)
3 \( 1 - T \)
5 \( 1 - T \)
13 \( 1 + T \)
71 \( 1 - T \)
good7 \( 1 - T + p T^{2} \)
11 \( 1 + 2 T + p T^{2} \)
17 \( 1 - 4 T + p T^{2} \)
19 \( 1 + 8 T + p T^{2} \)
23 \( 1 - 3 T + p T^{2} \)
29 \( 1 + 5 T + p T^{2} \)
31 \( 1 + 10 T + p T^{2} \)
37 \( 1 + 4 T + p T^{2} \)
41 \( 1 + p T^{2} \)
43 \( 1 + 12 T + p T^{2} \)
47 \( 1 - 6 T + p T^{2} \)
53 \( 1 + 2 T + p T^{2} \)
59 \( 1 - 4 T + p T^{2} \)
61 \( 1 - 13 T + p T^{2} \)
67 \( 1 - 12 T + p T^{2} \)
73 \( 1 + 10 T + p T^{2} \)
79 \( 1 + 4 T + p T^{2} \)
83 \( 1 + p T^{2} \)
89 \( 1 + 15 T + p T^{2} \)
97 \( 1 - 14 T + p T^{2} \)
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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

−15.16559121812652, −14.91839307838982, −14.40339396656486, −14.11360156375573, −13.15268701397524, −12.94808649141712, −12.67987938004368, −11.75699166460635, −11.28161145894927, −10.51676280933675, −10.32306238783061, −9.510512232470790, −8.949311741987934, −8.242231391161480, −7.883953489710594, −6.977490803303436, −6.785099073190458, −5.732995225599786, −5.359595189057849, −4.791105718692056, −3.933502017950845, −3.484662923471325, −2.625340496764553, −2.040825247149687, −1.444846517229007, 0, 1.444846517229007, 2.040825247149687, 2.625340496764553, 3.484662923471325, 3.933502017950845, 4.791105718692056, 5.359595189057849, 5.732995225599786, 6.785099073190458, 6.977490803303436, 7.883953489710594, 8.242231391161480, 8.949311741987934, 9.510512232470790, 10.32306238783061, 10.51676280933675, 11.28161145894927, 11.75699166460635, 12.67987938004368, 12.94808649141712, 13.15268701397524, 14.11360156375573, 14.40339396656486, 14.91839307838982, 15.16559121812652

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