Properties

Label 2-1950-5.4-c1-0-33
Degree $2$
Conductor $1950$
Sign $-0.447 + 0.894i$
Analytic cond. $15.5708$
Root an. cond. $3.94598$
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 − 4i·7-s i·8-s − 9-s + 4·11-s + i·12-s i·13-s + 4·14-s + 16-s − 4i·17-s i·18-s − 7·19-s + ⋯
L(s)  = 1  + 0.707i·2-s − 0.577i·3-s − 0.5·4-s + 0.408·6-s − 1.51i·7-s − 0.353i·8-s − 0.333·9-s + 1.20·11-s + 0.288i·12-s − 0.277i·13-s + 1.06·14-s + 0.250·16-s − 0.970i·17-s − 0.235i·18-s − 1.60·19-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1950 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.447 + 0.894i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1950 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.447 + 0.894i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1950\)    =    \(2 \cdot 3 \cdot 5^{2} \cdot 13\)
Sign: $-0.447 + 0.894i$
Analytic conductor: \(15.5708\)
Root analytic conductor: \(3.94598\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1950} (1249, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1950,\ (\ :1/2),\ -0.447 + 0.894i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.082723953\)
\(L(\frac12)\) \(\approx\) \(1.082723953\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - iT \)
3 \( 1 + iT \)
5 \( 1 \)
13 \( 1 + iT \)
good7 \( 1 + 4iT - 7T^{2} \)
11 \( 1 - 4T + 11T^{2} \)
17 \( 1 + 4iT - 17T^{2} \)
19 \( 1 + 7T + 19T^{2} \)
23 \( 1 + 4iT - 23T^{2} \)
29 \( 1 + 5T + 29T^{2} \)
31 \( 1 - 4T + 31T^{2} \)
37 \( 1 - 9iT - 37T^{2} \)
41 \( 1 + 5T + 41T^{2} \)
43 \( 1 - 10iT - 43T^{2} \)
47 \( 1 - 3iT - 47T^{2} \)
53 \( 1 + 9iT - 53T^{2} \)
59 \( 1 - 6T + 59T^{2} \)
61 \( 1 - 4T + 61T^{2} \)
67 \( 1 + 7iT - 67T^{2} \)
71 \( 1 + 15T + 71T^{2} \)
73 \( 1 + 12iT - 73T^{2} \)
79 \( 1 + 7T + 79T^{2} \)
83 \( 1 + 6iT - 83T^{2} \)
89 \( 1 + 14T + 89T^{2} \)
97 \( 1 + 16iT - 97T^{2} \)
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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

−8.670231061257909564688716669936, −8.070356942631030067294721460575, −7.17679489994874949518618585846, −6.68822946218368444751011820651, −6.11767895961085587848521711702, −4.73570751545750565196748619118, −4.20544418149630622183628517188, −3.12536449962335521660315023991, −1.53644023203170128004644993958, −0.39435880015114462270059385706, 1.70879922553749039211126270533, 2.48870016853718065610658044961, 3.75309334582671404560127280816, 4.22718074088166415958433641186, 5.49039042451298610184716050483, 5.95894365267097533067131892314, 6.99470142407571856554613755995, 8.459272151221624133241446892714, 8.739592408247083859082926066477, 9.384106465165423691845979452372

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