Properties

Label 2-550-5.4-c1-0-2
Degree $2$
Conductor $550$
Sign $-0.894 - 0.447i$
Analytic cond. $4.39177$
Root an. cond. $2.09565$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + i·2-s + i·3-s − 4-s − 6-s + 3i·7-s i·8-s + 2·9-s + 11-s i·12-s + 6i·13-s − 3·14-s + 16-s − 7i·17-s + 2i·18-s − 5·19-s + ⋯
L(s)  = 1  + 0.707i·2-s + 0.577i·3-s − 0.5·4-s − 0.408·6-s + 1.13i·7-s − 0.353i·8-s + 0.666·9-s + 0.301·11-s − 0.288i·12-s + 1.66i·13-s − 0.801·14-s + 0.250·16-s − 1.69i·17-s + 0.471i·18-s − 1.14·19-s + ⋯

Functional equation

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

Invariants

Degree: \(2\)
Conductor: \(550\)    =    \(2 \cdot 5^{2} \cdot 11\)
Sign: $-0.894 - 0.447i$
Analytic conductor: \(4.39177\)
Root analytic conductor: \(2.09565\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{550} (199, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 550,\ (\ :1/2),\ -0.894 - 0.447i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.294166 + 1.24610i\)
\(L(\frac12)\) \(\approx\) \(0.294166 + 1.24610i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - iT \)
5 \( 1 \)
11 \( 1 - T \)
good3 \( 1 - iT - 3T^{2} \)
7 \( 1 - 3iT - 7T^{2} \)
13 \( 1 - 6iT - 13T^{2} \)
17 \( 1 + 7iT - 17T^{2} \)
19 \( 1 + 5T + 19T^{2} \)
23 \( 1 - 6iT - 23T^{2} \)
29 \( 1 + 5T + 29T^{2} \)
31 \( 1 + 3T + 31T^{2} \)
37 \( 1 - 3iT - 37T^{2} \)
41 \( 1 - 2T + 41T^{2} \)
43 \( 1 + 4iT - 43T^{2} \)
47 \( 1 + 2iT - 47T^{2} \)
53 \( 1 - iT - 53T^{2} \)
59 \( 1 - 10T + 59T^{2} \)
61 \( 1 - 7T + 61T^{2} \)
67 \( 1 - 8iT - 67T^{2} \)
71 \( 1 - 7T + 71T^{2} \)
73 \( 1 + 14iT - 73T^{2} \)
79 \( 1 + 10T + 79T^{2} \)
83 \( 1 - 6iT - 83T^{2} \)
89 \( 1 - 15T + 89T^{2} \)
97 \( 1 + 12iT - 97T^{2} \)
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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

−11.30507882954410098538484757380, −9.924985562807607904183772242187, −9.216441747453579076338936149054, −8.833590833937272714194167185340, −7.39209812944101491682247509674, −6.71538491869990097464655362134, −5.57241688825574351725069640204, −4.70587621601681675417897440204, −3.75007429883438060249741022758, −2.04599276658663454121497080206, 0.76887550019713147419647615256, 2.06462701055061654963223705148, 3.65203058309269662712530383262, 4.36770169222068280176371463352, 5.84280563667207028487462762207, 6.85487389309921397567274826896, 7.85492549886027616160729448087, 8.505081785704659628194314697391, 9.901084917741441723928456229539, 10.54511783684765172753483428333

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