Properties

Label 2-1950-5.4-c1-0-26
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 i·7-s i·8-s − 9-s − 5·11-s i·12-s + i·13-s + 14-s + 16-s + 5i·17-s i·18-s + 21-s − 5i·22-s + ⋯
L(s)  = 1  + 0.707i·2-s + 0.577i·3-s − 0.5·4-s − 0.408·6-s − 0.377i·7-s − 0.353i·8-s − 0.333·9-s − 1.50·11-s − 0.288i·12-s + 0.277i·13-s + 0.267·14-s + 0.250·16-s + 1.21i·17-s − 0.235i·18-s + 0.218·21-s − 1.06i·22-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

\(L(1)\) \(\approx\) \(0.3982971107\)
\(L(\frac12)\) \(\approx\) \(0.3982971107\)
\(L(\frac{3}{2})\) 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 \( 1 + iT - 7T^{2} \)
11 \( 1 + 5T + 11T^{2} \)
17 \( 1 - 5iT - 17T^{2} \)
19 \( 1 + 19T^{2} \)
23 \( 1 - 23T^{2} \)
29 \( 1 - 7T + 29T^{2} \)
31 \( 1 + 9T + 31T^{2} \)
37 \( 1 + 8iT - 37T^{2} \)
41 \( 1 + 2T + 41T^{2} \)
43 \( 1 + 8iT - 43T^{2} \)
47 \( 1 + 9iT - 47T^{2} \)
53 \( 1 + 11iT - 53T^{2} \)
59 \( 1 + T + 59T^{2} \)
61 \( 1 + 7T + 61T^{2} \)
67 \( 1 + 15iT - 67T^{2} \)
71 \( 1 + 8T + 71T^{2} \)
73 \( 1 + 4iT - 73T^{2} \)
79 \( 1 - 4T + 79T^{2} \)
83 \( 1 - 9iT - 83T^{2} \)
89 \( 1 + 16T + 89T^{2} \)
97 \( 1 - 2iT - 97T^{2} \)
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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

−8.880145600659618493736890585642, −8.268475352722482195552890199545, −7.51944799593593933739739001118, −6.72851077647448023587886233824, −5.69019976214886025208218714122, −5.16985933931257427817887475425, −4.18747228020501973519725178121, −3.41260050546260402018528298376, −2.07935729728428045054184120617, −0.14732165815762724911452578913, 1.27164726816683742350119633728, 2.68248858013743886723859883368, 2.91802923056800729184531683581, 4.48536724697619186947534976668, 5.25164082612100078630129655200, 5.99122045962487592630226658800, 7.16495357073504651045490759837, 7.81435049446838867369636564597, 8.560268597684493583990931931554, 9.358836541444472762023956318257

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