Properties

Label 2-17661-1.1-c1-0-6
Degree $2$
Conductor $17661$
Sign $-1$
Analytic cond. $141.023$
Root an. cond. $11.8753$
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 + 2·5-s − 6-s + 7-s − 3·8-s + 9-s + 2·10-s − 11-s + 12-s + 4·13-s + 14-s − 2·15-s − 16-s + 17-s + 18-s − 19-s − 2·20-s − 21-s − 22-s − 9·23-s + 3·24-s − 25-s + 4·26-s − 27-s − 28-s + ⋯
L(s)  = 1  + 0.707·2-s − 0.577·3-s − 1/2·4-s + 0.894·5-s − 0.408·6-s + 0.377·7-s − 1.06·8-s + 1/3·9-s + 0.632·10-s − 0.301·11-s + 0.288·12-s + 1.10·13-s + 0.267·14-s − 0.516·15-s − 1/4·16-s + 0.242·17-s + 0.235·18-s − 0.229·19-s − 0.447·20-s − 0.218·21-s − 0.213·22-s − 1.87·23-s + 0.612·24-s − 1/5·25-s + 0.784·26-s − 0.192·27-s − 0.188·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 17661 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 17661 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(17661\)    =    \(3 \cdot 7 \cdot 29^{2}\)
Sign: $-1$
Analytic conductor: \(141.023\)
Root analytic conductor: \(11.8753\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 17661,\ (\ :1/2),\ -1)\)

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)$
bad3 \( 1 + T \)
7 \( 1 - T \)
29 \( 1 \)
good2 \( 1 - T + p T^{2} \)
5 \( 1 - 2 T + p T^{2} \)
11 \( 1 + T + p T^{2} \)
13 \( 1 - 4 T + p T^{2} \)
17 \( 1 - T + p T^{2} \)
19 \( 1 + T + p T^{2} \)
23 \( 1 + 9 T + p T^{2} \)
31 \( 1 - T + p T^{2} \)
37 \( 1 - 2 T + p T^{2} \)
41 \( 1 + 9 T + p T^{2} \)
43 \( 1 - 6 T + p T^{2} \)
47 \( 1 - 8 T + p T^{2} \)
53 \( 1 + p T^{2} \)
59 \( 1 - 6 T + p T^{2} \)
61 \( 1 - 8 T + p T^{2} \)
67 \( 1 + 12 T + p T^{2} \)
71 \( 1 + 5 T + p T^{2} \)
73 \( 1 - 8 T + p T^{2} \)
79 \( 1 + 6 T + p T^{2} \)
83 \( 1 + 16 T + p T^{2} \)
89 \( 1 - 3 T + p T^{2} \)
97 \( 1 - 6 T + p T^{2} \)
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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

−15.96201099653654, −15.61190956826785, −14.87513323355417, −14.25964622651737, −13.83627490845937, −13.39653125822063, −12.98545635960837, −12.20152772338301, −11.87121076499978, −11.18945020187528, −10.43022990182343, −10.04109776030711, −9.454153123870662, −8.687274021245606, −8.255411682097387, −7.488221281596912, −6.501054228513155, −6.040840192649684, −5.590608873457005, −5.136372204858471, −4.080514565400712, −3.998936056797060, −2.856938696638001, −2.015038760540274, −1.163060100240316, 0, 1.163060100240316, 2.015038760540274, 2.856938696638001, 3.998936056797060, 4.080514565400712, 5.136372204858471, 5.590608873457005, 6.040840192649684, 6.501054228513155, 7.488221281596912, 8.255411682097387, 8.687274021245606, 9.454153123870662, 10.04109776030711, 10.43022990182343, 11.18945020187528, 11.87121076499978, 12.20152772338301, 12.98545635960837, 13.39653125822063, 13.83627490845937, 14.25964622651737, 14.87513323355417, 15.61190956826785, 15.96201099653654

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