Properties

Label 2-1950-65.64-c1-0-12
Degree $2$
Conductor $1950$
Sign $0.124 - 0.992i$
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  + 2-s + i·3-s + 4-s + i·6-s − 2·7-s + 8-s − 9-s + i·12-s + (2 − 3i)13-s − 2·14-s + 16-s + 2i·17-s − 18-s + 6i·19-s − 2i·21-s + ⋯
L(s)  = 1  + 0.707·2-s + 0.577i·3-s + 0.5·4-s + 0.408i·6-s − 0.755·7-s + 0.353·8-s − 0.333·9-s + 0.288i·12-s + (0.554 − 0.832i)13-s − 0.534·14-s + 0.250·16-s + 0.485i·17-s − 0.235·18-s + 1.37i·19-s − 0.436i·21-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1950 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.124 - 0.992i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1950 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.124 - 0.992i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1950\)    =    \(2 \cdot 3 \cdot 5^{2} \cdot 13\)
Sign: $0.124 - 0.992i$
Analytic conductor: \(15.5708\)
Root analytic conductor: \(3.94598\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1950} (649, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1950,\ (\ :1/2),\ 0.124 - 0.992i)\)

Particular Values

\(L(1)\) \(\approx\) \(2.356625217\)
\(L(\frac12)\) \(\approx\) \(2.356625217\)
\(L(\frac{3}{2})\) 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 \( 1 - iT \)
5 \( 1 \)
13 \( 1 + (-2 + 3i)T \)
good7 \( 1 + 2T + 7T^{2} \)
11 \( 1 - 11T^{2} \)
17 \( 1 - 2iT - 17T^{2} \)
19 \( 1 - 6iT - 19T^{2} \)
23 \( 1 - 4iT - 23T^{2} \)
29 \( 1 - 10T + 29T^{2} \)
31 \( 1 - 10iT - 31T^{2} \)
37 \( 1 - 8T + 37T^{2} \)
41 \( 1 - 10iT - 41T^{2} \)
43 \( 1 - 4iT - 43T^{2} \)
47 \( 1 + 12T + 47T^{2} \)
53 \( 1 + 6iT - 53T^{2} \)
59 \( 1 + 4iT - 59T^{2} \)
61 \( 1 - 2T + 61T^{2} \)
67 \( 1 + 2T + 67T^{2} \)
71 \( 1 - 71T^{2} \)
73 \( 1 - 4T + 73T^{2} \)
79 \( 1 + 79T^{2} \)
83 \( 1 - 4T + 83T^{2} \)
89 \( 1 - 6iT - 89T^{2} \)
97 \( 1 + 12T + 97T^{2} \)
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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

−9.694016712378035754981064154288, −8.366838030368023499126782718250, −7.997860966368313205547891046796, −6.63267108306935304094952216906, −6.16902622843767545765323769256, −5.29884684416494913216419414403, −4.45720548217776739254632501244, −3.39699469984014380832398708088, −3.04254088241409638182579670218, −1.39269502289205923453683145862, 0.69984946794002142280064562161, 2.25701906041595830660196857955, 2.96608493158294955620640159852, 4.11468861395812635048779299946, 4.86735091020590884769521277253, 6.02779769269554767986543824390, 6.55678940095100445499472169153, 7.14150648635048845759919357393, 8.137369780441600156200967963196, 8.998056782952174325958252430631

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