Properties

Label 2-558-1.1-c1-0-2
Degree $2$
Conductor $558$
Sign $1$
Analytic cond. $4.45565$
Root an. cond. $2.11084$
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 − 2·10-s + 2·13-s + 16-s + 6·17-s + 4·19-s + 2·20-s − 8·23-s − 25-s − 2·26-s − 2·29-s − 31-s − 32-s − 6·34-s + 10·37-s − 4·38-s − 2·40-s + 6·41-s + 8·43-s + 8·46-s + 8·47-s − 7·49-s + 50-s + 2·52-s + ⋯
L(s)  = 1  − 0.707·2-s + 1/2·4-s + 0.894·5-s − 0.353·8-s − 0.632·10-s + 0.554·13-s + 1/4·16-s + 1.45·17-s + 0.917·19-s + 0.447·20-s − 1.66·23-s − 1/5·25-s − 0.392·26-s − 0.371·29-s − 0.179·31-s − 0.176·32-s − 1.02·34-s + 1.64·37-s − 0.648·38-s − 0.316·40-s + 0.937·41-s + 1.21·43-s + 1.17·46-s + 1.16·47-s − 49-s + 0.141·50-s + 0.277·52-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 558 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 558 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(558\)    =    \(2 \cdot 3^{2} \cdot 31\)
Sign: $1$
Analytic conductor: \(4.45565\)
Root analytic conductor: \(2.11084\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 558,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.292749798\)
\(L(\frac12)\) \(\approx\) \(1.292749798\)
\(L(\frac{3}{2})\) 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 \( 1 \)
31 \( 1 + T \)
good5 \( 1 - 2 T + p T^{2} \)
7 \( 1 + p T^{2} \)
11 \( 1 + p T^{2} \)
13 \( 1 - 2 T + p T^{2} \)
17 \( 1 - 6 T + p T^{2} \)
19 \( 1 - 4 T + p T^{2} \)
23 \( 1 + 8 T + p T^{2} \)
29 \( 1 + 2 T + p T^{2} \)
37 \( 1 - 10 T + p T^{2} \)
41 \( 1 - 6 T + p T^{2} \)
43 \( 1 - 8 T + p T^{2} \)
47 \( 1 - 8 T + p T^{2} \)
53 \( 1 - 6 T + p T^{2} \)
59 \( 1 - 12 T + p T^{2} \)
61 \( 1 + 6 T + p T^{2} \)
67 \( 1 + 12 T + p T^{2} \)
71 \( 1 + 8 T + p T^{2} \)
73 \( 1 - 10 T + p T^{2} \)
79 \( 1 + 8 T + p T^{2} \)
83 \( 1 + 8 T + p T^{2} \)
89 \( 1 - 6 T + p T^{2} \)
97 \( 1 - 2 T + p T^{2} \)
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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

−10.50978028730293557207764308625, −9.792819761543788827804434951174, −9.258085561472781634099322215629, −8.059614510201906936269350354648, −7.42375835124516750954422223560, −6.01709210768183680394437750392, −5.66012783592677814232561850819, −3.93624561426330149363253797109, −2.56538619972077555026069053800, −1.25027517360414188495745145887, 1.25027517360414188495745145887, 2.56538619972077555026069053800, 3.93624561426330149363253797109, 5.66012783592677814232561850819, 6.01709210768183680394437750392, 7.42375835124516750954422223560, 8.059614510201906936269350354648, 9.258085561472781634099322215629, 9.792819761543788827804434951174, 10.50978028730293557207764308625

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