Properties

Label 2-228718-1.1-c1-0-7
Degree $2$
Conductor $228718$
Sign $1$
Analytic cond. $1826.32$
Root an. cond. $42.7354$
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 − 2·3-s + 4-s − 2·6-s − 7-s + 8-s + 9-s + 2·11-s − 2·12-s + 2·13-s − 14-s + 16-s + 17-s + 18-s + 2·21-s + 2·22-s − 4·23-s − 2·24-s − 5·25-s + 2·26-s + 4·27-s − 28-s − 4·29-s + 32-s − 4·33-s + 34-s + 36-s + ⋯
L(s)  = 1  + 0.707·2-s − 1.15·3-s + 1/2·4-s − 0.816·6-s − 0.377·7-s + 0.353·8-s + 1/3·9-s + 0.603·11-s − 0.577·12-s + 0.554·13-s − 0.267·14-s + 1/4·16-s + 0.242·17-s + 0.235·18-s + 0.436·21-s + 0.426·22-s − 0.834·23-s − 0.408·24-s − 25-s + 0.392·26-s + 0.769·27-s − 0.188·28-s − 0.742·29-s + 0.176·32-s − 0.696·33-s + 0.171·34-s + 1/6·36-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 228718 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 228718 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(228718\)    =    \(2 \cdot 7 \cdot 17 \cdot 31^{2}\)
Sign: $1$
Analytic conductor: \(1826.32\)
Root analytic conductor: \(42.7354\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 228718,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.613087620\)
\(L(\frac12)\) \(\approx\) \(1.613087620\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - T \)
7 \( 1 + T \)
17 \( 1 - T \)
31 \( 1 \)
good3 \( 1 + 2 T + p T^{2} \)
5 \( 1 + p T^{2} \)
11 \( 1 - 2 T + p T^{2} \)
13 \( 1 - 2 T + p T^{2} \)
19 \( 1 + p T^{2} \)
23 \( 1 + 4 T + p T^{2} \)
29 \( 1 + 4 T + p T^{2} \)
37 \( 1 + 8 T + p T^{2} \)
41 \( 1 + 2 T + p T^{2} \)
43 \( 1 + p T^{2} \)
47 \( 1 + p T^{2} \)
53 \( 1 + 2 T + p T^{2} \)
59 \( 1 - 4 T + p T^{2} \)
61 \( 1 - 12 T + p T^{2} \)
67 \( 1 + 8 T + p T^{2} \)
71 \( 1 - 12 T + p T^{2} \)
73 \( 1 - 14 T + p T^{2} \)
79 \( 1 + 12 T + p T^{2} \)
83 \( 1 + 4 T + p T^{2} \)
89 \( 1 - 6 T + p T^{2} \)
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

−12.91945939317058, −12.36829249493200, −11.92529823505538, −11.72299249268471, −11.11990641742877, −10.88834636128862, −10.16402499286761, −9.890597006235636, −9.336766391982855, −8.496840316243936, −8.380687675654509, −7.384512638759039, −7.194057471979432, −6.388837639175732, −6.226140643950853, −5.767561685430792, −5.213686628560588, −4.878223545760939, −4.005637580207768, −3.764185992282325, −3.259262375747695, −2.368270380474783, −1.824780365469311, −1.126363561595363, −0.3556375913513599, 0.3556375913513599, 1.126363561595363, 1.824780365469311, 2.368270380474783, 3.259262375747695, 3.764185992282325, 4.005637580207768, 4.878223545760939, 5.213686628560588, 5.767561685430792, 6.226140643950853, 6.388837639175732, 7.194057471979432, 7.384512638759039, 8.380687675654509, 8.496840316243936, 9.336766391982855, 9.890597006235636, 10.16402499286761, 10.88834636128862, 11.11990641742877, 11.72299249268471, 11.92529823505538, 12.36829249493200, 12.91945939317058

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