Properties

Label 2-1368-152.75-c1-0-8
Degree $2$
Conductor $1368$
Sign $-0.203 - 0.978i$
Analytic cond. $10.9235$
Root an. cond. $3.30507$
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  + (−1.10 − 0.881i)2-s + (0.446 + 1.94i)4-s + 0.946i·5-s − 1.89i·7-s + (1.22 − 2.54i)8-s + (0.834 − 1.04i)10-s − 4.64·11-s + 4.52·13-s + (−1.67 + 2.09i)14-s + (−3.60 + 1.73i)16-s − 4.07·17-s + (−3.46 + 2.64i)19-s + (−1.84 + 0.422i)20-s + (5.13 + 4.08i)22-s + 5.34i·23-s + ⋯
L(s)  = 1  + (−0.782 − 0.623i)2-s + (0.223 + 0.974i)4-s + 0.423i·5-s − 0.717i·7-s + (0.433 − 0.901i)8-s + (0.263 − 0.331i)10-s − 1.39·11-s + 1.25·13-s + (−0.447 + 0.561i)14-s + (−0.900 + 0.434i)16-s − 0.989·17-s + (−0.794 + 0.607i)19-s + (−0.412 + 0.0944i)20-s + (1.09 + 0.871i)22-s + 1.11i·23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1368 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.203 - 0.978i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1368 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.203 - 0.978i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1368\)    =    \(2^{3} \cdot 3^{2} \cdot 19\)
Sign: $-0.203 - 0.978i$
Analytic conductor: \(10.9235\)
Root analytic conductor: \(3.30507\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1368} (379, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1368,\ (\ :1/2),\ -0.203 - 0.978i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.4139831897\)
\(L(\frac12)\) \(\approx\) \(0.4139831897\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (1.10 + 0.881i)T \)
3 \( 1 \)
19 \( 1 + (3.46 - 2.64i)T \)
good5 \( 1 - 0.946iT - 5T^{2} \)
7 \( 1 + 1.89iT - 7T^{2} \)
11 \( 1 + 4.64T + 11T^{2} \)
13 \( 1 - 4.52T + 13T^{2} \)
17 \( 1 + 4.07T + 17T^{2} \)
23 \( 1 - 5.34iT - 23T^{2} \)
29 \( 1 - 6.89T + 29T^{2} \)
31 \( 1 + 1.13T + 31T^{2} \)
37 \( 1 + 11.4T + 37T^{2} \)
41 \( 1 + 11.0iT - 41T^{2} \)
43 \( 1 + 7.20T + 43T^{2} \)
47 \( 1 - 8.10iT - 47T^{2} \)
53 \( 1 + 4.02T + 53T^{2} \)
59 \( 1 - 9.43iT - 59T^{2} \)
61 \( 1 - 15.2iT - 61T^{2} \)
67 \( 1 - 9.68iT - 67T^{2} \)
71 \( 1 + 3.78T + 71T^{2} \)
73 \( 1 + 12.5T + 73T^{2} \)
79 \( 1 + 6.42T + 79T^{2} \)
83 \( 1 + 0.0483T + 83T^{2} \)
89 \( 1 - 3.55iT - 89T^{2} \)
97 \( 1 + 2.28iT - 97T^{2} \)
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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

−10.24739366447595120943049413211, −8.784325514975301344247299571839, −8.514836773303643464995646911577, −7.41750934201671847758272795610, −6.90174552241496662284749351022, −5.79095654074391396815174250003, −4.45506665487858471863492929350, −3.55437278156152353511383697760, −2.62982520857487353174364180510, −1.39910757418311197821861158858, 0.21987211196169476994175777838, 1.83885674261263366679111795815, 2.90582326055678439455778582389, 4.68634711778284393063681622400, 5.18311689250499647561297422751, 6.33966318344013578847089762408, 6.74982508046759255092407023716, 8.124481112650009008348008080851, 8.539760976764100945296065614403, 8.977435793824112053277193994746

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