Properties

Label 2-550-5.4-c5-0-8
Degree $2$
Conductor $550$
Sign $-0.894 + 0.447i$
Analytic cond. $88.2111$
Root an. cond. $9.39207$
Motivic weight $5$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 4i·2-s + 12i·3-s − 16·4-s − 48·6-s − 54i·7-s − 64i·8-s + 99·9-s − 121·11-s − 192i·12-s − 540i·13-s + 216·14-s + 256·16-s − 340i·17-s + 396i·18-s + 952·19-s + ⋯
L(s)  = 1  + 0.707i·2-s + 0.769i·3-s − 0.5·4-s − 0.544·6-s − 0.416i·7-s − 0.353i·8-s + 0.407·9-s − 0.301·11-s − 0.384i·12-s − 0.886i·13-s + 0.294·14-s + 0.250·16-s − 0.285i·17-s + 0.288i·18-s + 0.604·19-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 550 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.894 + 0.447i)\, \overline{\Lambda}(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 550 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & (-0.894 + 0.447i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(550\)    =    \(2 \cdot 5^{2} \cdot 11\)
Sign: $-0.894 + 0.447i$
Analytic conductor: \(88.2111\)
Root analytic conductor: \(9.39207\)
Motivic weight: \(5\)
Rational: no
Arithmetic: yes
Character: $\chi_{550} (199, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 550,\ (\ :5/2),\ -0.894 + 0.447i)\)

Particular Values

\(L(3)\) \(\approx\) \(0.8641998821\)
\(L(\frac12)\) \(\approx\) \(0.8641998821\)
\(L(\frac{7}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - 4iT \)
5 \( 1 \)
11 \( 1 + 121T \)
good3 \( 1 - 12iT - 243T^{2} \)
7 \( 1 + 54iT - 1.68e4T^{2} \)
13 \( 1 + 540iT - 3.71e5T^{2} \)
17 \( 1 + 340iT - 1.41e6T^{2} \)
19 \( 1 - 952T + 2.47e6T^{2} \)
23 \( 1 - 1.09e3iT - 6.43e6T^{2} \)
29 \( 1 - 62T + 2.05e7T^{2} \)
31 \( 1 + 7.56e3T + 2.86e7T^{2} \)
37 \( 1 - 9.18e3iT - 6.93e7T^{2} \)
41 \( 1 + 6.81e3T + 1.15e8T^{2} \)
43 \( 1 + 1.33e4iT - 1.47e8T^{2} \)
47 \( 1 - 2.24e4iT - 2.29e8T^{2} \)
53 \( 1 - 1.96e4iT - 4.18e8T^{2} \)
59 \( 1 + 4.82e4T + 7.14e8T^{2} \)
61 \( 1 - 1.75e4T + 8.44e8T^{2} \)
67 \( 1 - 3.53e4iT - 1.35e9T^{2} \)
71 \( 1 + 2.29e4T + 1.80e9T^{2} \)
73 \( 1 - 4.78e4iT - 2.07e9T^{2} \)
79 \( 1 + 5.23e4T + 3.07e9T^{2} \)
83 \( 1 - 7.89e3iT - 3.93e9T^{2} \)
89 \( 1 + 4.19e4T + 5.58e9T^{2} \)
97 \( 1 - 3.76e4iT - 8.58e9T^{2} \)
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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

−10.31253500270475538265323791018, −9.658307444966813614261738359810, −8.781620443634072984168757903124, −7.66516076813153424817697957394, −7.10580630192726482356162654192, −5.77306972522642993373537410718, −5.01821732339159486779285812883, −4.05691728203034890120506054659, −3.08176624041432816463495932290, −1.21575568304057233367920266054, 0.20254960858457299953326350271, 1.52190239609972451170481917971, 2.24768482235258438722640924969, 3.56038676407367105927459295097, 4.66937020943132837263732695714, 5.79142373792431701101718990507, 6.87578070280878620209866756323, 7.69920203828220826373517171852, 8.734494200959694695819037840341, 9.520673380735974292840527445597

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