Properties

Label 2-40e2-20.19-c2-0-33
Degree $2$
Conductor $1600$
Sign $0.894 + 0.447i$
Analytic cond. $43.5968$
Root an. cond. $6.60279$
Motivic weight $2$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 1.23·3-s − 1.23·7-s − 7.47·9-s − 11.4i·11-s + 5.41i·13-s + 6.94i·17-s + 29.8i·19-s + 1.52·21-s − 19.1·23-s + 20.3·27-s + 21.0·29-s − 34.4i·31-s + 14.1i·33-s + 19.3i·37-s − 6.69i·39-s + ⋯
L(s)  = 1  − 0.412·3-s − 0.176·7-s − 0.830·9-s − 1.03i·11-s + 0.416i·13-s + 0.408i·17-s + 1.57i·19-s + 0.0727·21-s − 0.831·23-s + 0.754·27-s + 0.726·29-s − 1.11i·31-s + 0.427i·33-s + 0.521i·37-s − 0.171i·39-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1600 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.894 + 0.447i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1600 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (0.894 + 0.447i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1600\)    =    \(2^{6} \cdot 5^{2}\)
Sign: $0.894 + 0.447i$
Analytic conductor: \(43.5968\)
Root analytic conductor: \(6.60279\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{1600} (1599, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1600,\ (\ :1),\ 0.894 + 0.447i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(1.198776682\)
\(L(\frac12)\) \(\approx\) \(1.198776682\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 \)
good3 \( 1 + 1.23T + 9T^{2} \)
7 \( 1 + 1.23T + 49T^{2} \)
11 \( 1 + 11.4iT - 121T^{2} \)
13 \( 1 - 5.41iT - 169T^{2} \)
17 \( 1 - 6.94iT - 289T^{2} \)
19 \( 1 - 29.8iT - 361T^{2} \)
23 \( 1 + 19.1T + 529T^{2} \)
29 \( 1 - 21.0T + 841T^{2} \)
31 \( 1 + 34.4iT - 961T^{2} \)
37 \( 1 - 19.3iT - 1.36e3T^{2} \)
41 \( 1 + 58.1T + 1.68e3T^{2} \)
43 \( 1 - 62.7T + 1.84e3T^{2} \)
47 \( 1 - 63.4T + 2.20e3T^{2} \)
53 \( 1 + 98.1iT - 2.80e3T^{2} \)
59 \( 1 - 19.2iT - 3.48e3T^{2} \)
61 \( 1 + 1.19T + 3.72e3T^{2} \)
67 \( 1 + 5.01T + 4.48e3T^{2} \)
71 \( 1 + 84.3iT - 5.04e3T^{2} \)
73 \( 1 - 70.7iT - 5.32e3T^{2} \)
79 \( 1 + 124. iT - 6.24e3T^{2} \)
83 \( 1 - 160.T + 6.88e3T^{2} \)
89 \( 1 + 46.2T + 7.92e3T^{2} \)
97 \( 1 - 133. iT - 9.40e3T^{2} \)
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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

−9.077522397010463808646606125431, −8.329472820513233744996073844781, −7.75902956664287096487765910158, −6.37225847944130294593318622657, −6.06399877904204699009248047514, −5.21154544864792049382269412925, −4.00943951294079600557191547883, −3.21662357916095698174102579532, −1.97206545129857386438288407234, −0.52838539803309648713096520025, 0.70603066617163850220421561828, 2.28358698130821976261609565578, 3.13561848337588660235163979297, 4.45647980826223614027047620288, 5.12818661231357346923237753310, 6.02507143807480002028913603933, 6.87473176358681054061930819011, 7.56266221342236914344148368372, 8.614789918512523294339017453126, 9.219116948771262448383064365428

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