Properties

Label 2-142-1.1-c1-0-0
Degree $2$
Conductor $142$
Sign $1$
Analytic cond. $1.13387$
Root an. cond. $1.06483$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2-s + 4-s + 2·5-s − 8-s − 3·9-s − 2·10-s + 6·11-s + 4·13-s + 16-s + 6·17-s + 3·18-s − 8·19-s + 2·20-s − 6·22-s − 4·23-s − 25-s − 4·26-s − 2·29-s − 8·31-s − 32-s − 6·34-s − 3·36-s + 10·37-s + 8·38-s − 2·40-s − 2·41-s − 8·43-s + ⋯
L(s)  = 1  − 0.707·2-s + 1/2·4-s + 0.894·5-s − 0.353·8-s − 9-s − 0.632·10-s + 1.80·11-s + 1.10·13-s + 1/4·16-s + 1.45·17-s + 0.707·18-s − 1.83·19-s + 0.447·20-s − 1.27·22-s − 0.834·23-s − 1/5·25-s − 0.784·26-s − 0.371·29-s − 1.43·31-s − 0.176·32-s − 1.02·34-s − 1/2·36-s + 1.64·37-s + 1.29·38-s − 0.316·40-s − 0.312·41-s − 1.21·43-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 142 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 142 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(142\)    =    \(2 \cdot 71\)
Sign: $1$
Analytic conductor: \(1.13387\)
Root analytic conductor: \(1.06483\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 142,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.9425722449\)
\(L(\frac12)\) \(\approx\) \(0.9425722449\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + T \)
71 \( 1 - T \)
good3 \( 1 + p T^{2} \)
5 \( 1 - 2 T + p T^{2} \)
7 \( 1 + p T^{2} \)
11 \( 1 - 6 T + p T^{2} \)
13 \( 1 - 4 T + p T^{2} \)
17 \( 1 - 6 T + p T^{2} \)
19 \( 1 + 8 T + p T^{2} \)
23 \( 1 + 4 T + p T^{2} \)
29 \( 1 + 2 T + p T^{2} \)
31 \( 1 + 8 T + p T^{2} \)
37 \( 1 - 10 T + p T^{2} \)
41 \( 1 + 2 T + p T^{2} \)
43 \( 1 + 8 T + p T^{2} \)
47 \( 1 + 4 T + p T^{2} \)
53 \( 1 + p T^{2} \)
59 \( 1 - 10 T + p T^{2} \)
61 \( 1 + 8 T + p T^{2} \)
67 \( 1 - 2 T + p T^{2} \)
73 \( 1 + 2 T + p T^{2} \)
79 \( 1 + p T^{2} \)
83 \( 1 + 4 T + p T^{2} \)
89 \( 1 - 6 T + p T^{2} \)
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

−13.13307129139539617936872976414, −11.87036840604066530631171049169, −11.06145732082171547076231887501, −9.875254168076625232465392939952, −9.023272714070285939939936952762, −8.153392726763725992888200891001, −6.43384872055430414742348619213, −5.87142146066002283835169948551, −3.67656046849713124200251791765, −1.73494139896824873361280163139, 1.73494139896824873361280163139, 3.67656046849713124200251791765, 5.87142146066002283835169948551, 6.43384872055430414742348619213, 8.153392726763725992888200891001, 9.023272714070285939939936952762, 9.875254168076625232465392939952, 11.06145732082171547076231887501, 11.87036840604066530631171049169, 13.13307129139539617936872976414

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