Properties

Label 2-1380-5.4-c1-0-0
Degree $2$
Conductor $1380$
Sign $-0.749 + 0.662i$
Analytic cond. $11.0193$
Root an. cond. $3.31954$
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·3-s + (−1.67 + 1.48i)5-s + i·7-s − 9-s − 1.67·11-s + 0.869i·13-s + (−1.48 − 1.67i)15-s + 1.86i·17-s − 0.869·19-s − 21-s + i·23-s + (0.612 − 4.96i)25-s i·27-s − 2.44·29-s − 4.19·31-s + ⋯
L(s)  = 1  + 0.577i·3-s + (−0.749 + 0.662i)5-s + 0.377i·7-s − 0.333·9-s − 0.505·11-s + 0.241i·13-s + (−0.382 − 0.432i)15-s + 0.453i·17-s − 0.199·19-s − 0.218·21-s + 0.208i·23-s + (0.122 − 0.992i)25-s − 0.192i·27-s − 0.453·29-s − 0.753·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1380 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.749 + 0.662i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1380 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.749 + 0.662i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1380\)    =    \(2^{2} \cdot 3 \cdot 5 \cdot 23\)
Sign: $-0.749 + 0.662i$
Analytic conductor: \(11.0193\)
Root analytic conductor: \(3.31954\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1380} (829, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1380,\ (\ :1/2),\ -0.749 + 0.662i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.2448205778\)
\(L(\frac12)\) \(\approx\) \(0.2448205778\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 - iT \)
5 \( 1 + (1.67 - 1.48i)T \)
23 \( 1 - iT \)
good7 \( 1 - iT - 7T^{2} \)
11 \( 1 + 1.67T + 11T^{2} \)
13 \( 1 - 0.869iT - 13T^{2} \)
17 \( 1 - 1.86iT - 17T^{2} \)
19 \( 1 + 0.869T + 19T^{2} \)
29 \( 1 + 2.44T + 29T^{2} \)
31 \( 1 + 4.19T + 31T^{2} \)
37 \( 1 + 2.76iT - 37T^{2} \)
41 \( 1 + 10.5T + 41T^{2} \)
43 \( 1 + 7.11iT - 43T^{2} \)
47 \( 1 - 2.71iT - 47T^{2} \)
53 \( 1 + 3.63iT - 53T^{2} \)
59 \( 1 + 3.48T + 59T^{2} \)
61 \( 1 + 1.78T + 61T^{2} \)
67 \( 1 + 11.0iT - 67T^{2} \)
71 \( 1 + 0.100T + 71T^{2} \)
73 \( 1 - 2.16iT - 73T^{2} \)
79 \( 1 + 5.08T + 79T^{2} \)
83 \( 1 + 9.09iT - 83T^{2} \)
89 \( 1 + 7.92T + 89T^{2} \)
97 \( 1 - 4.99iT - 97T^{2} \)
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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

−10.24855552245154405640493815644, −9.231903607320071452735468939437, −8.499293571920891904724609941434, −7.68990592615887585851002756719, −6.88121085099408559555584303725, −5.90298994368192753163919035632, −5.01295195184554566015188705112, −3.97890346019327622627674007503, −3.25801566857281240583196657946, −2.11451482627319769464167510978, 0.099888995226492675145409627153, 1.41474282214450008622335414325, 2.83647520640854055661320221140, 3.90168852981352247993045995244, 4.87783537370614324363435415157, 5.67553448266041175115008612982, 6.85059159508438682670192574553, 7.50275312473501488240707229638, 8.214188757272070194807195782179, 8.880949712995550074492476356479

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