Properties

Label 2-40e2-40.29-c1-0-30
Degree $2$
Conductor $1600$
Sign $-0.200 + 0.979i$
Analytic cond. $12.7760$
Root an. cond. $3.57436$
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  + 3-s − 3.46i·7-s − 2·9-s − 3i·11-s + 3.46·13-s + 3i·17-s + i·19-s − 3.46i·21-s − 5·27-s − 10.3i·29-s + 6.92·31-s − 3i·33-s − 10.3·37-s + 3.46·39-s − 9·41-s + ⋯
L(s)  = 1  + 0.577·3-s − 1.30i·7-s − 0.666·9-s − 0.904i·11-s + 0.960·13-s + 0.727i·17-s + 0.229i·19-s − 0.755i·21-s − 0.962·27-s − 1.92i·29-s + 1.24·31-s − 0.522i·33-s − 1.70·37-s + 0.554·39-s − 1.40·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1600 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.200 + 0.979i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1600 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.200 + 0.979i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1600\)    =    \(2^{6} \cdot 5^{2}\)
Sign: $-0.200 + 0.979i$
Analytic conductor: \(12.7760\)
Root analytic conductor: \(3.57436\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1600} (1249, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1600,\ (\ :1/2),\ -0.200 + 0.979i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.640207799\)
\(L(\frac12)\) \(\approx\) \(1.640207799\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 \)
good3 \( 1 - T + 3T^{2} \)
7 \( 1 + 3.46iT - 7T^{2} \)
11 \( 1 + 3iT - 11T^{2} \)
13 \( 1 - 3.46T + 13T^{2} \)
17 \( 1 - 3iT - 17T^{2} \)
19 \( 1 - iT - 19T^{2} \)
23 \( 1 - 23T^{2} \)
29 \( 1 + 10.3iT - 29T^{2} \)
31 \( 1 - 6.92T + 31T^{2} \)
37 \( 1 + 10.3T + 37T^{2} \)
41 \( 1 + 9T + 41T^{2} \)
43 \( 1 + 4T + 43T^{2} \)
47 \( 1 + 10.3iT - 47T^{2} \)
53 \( 1 + 53T^{2} \)
59 \( 1 + 12iT - 59T^{2} \)
61 \( 1 + 3.46iT - 61T^{2} \)
67 \( 1 + 11T + 67T^{2} \)
71 \( 1 - 10.3T + 71T^{2} \)
73 \( 1 + 7iT - 73T^{2} \)
79 \( 1 - 10.3T + 79T^{2} \)
83 \( 1 - 15T + 83T^{2} \)
89 \( 1 - 3T + 89T^{2} \)
97 \( 1 - 14iT - 97T^{2} \)
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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

−9.016639175720539602942443957766, −8.222144354163242430940097231865, −7.958005099769256605870595972922, −6.66808310543572713742591452838, −6.11317597043784557410466137198, −4.99176828358205324890775730627, −3.67330014444403732992126931491, −3.49680976537946342037117879445, −1.97888845704182359167537715346, −0.57711382498361898731068023806, 1.66144543216919699029578046431, 2.72011967522874503846856554811, 3.39795133486916988462435407747, 4.79148554203322882464100533833, 5.47527955356213289076509702999, 6.41351882844141578071343444662, 7.25897991099273156585395210824, 8.360549068463395476762320651591, 8.779687161606344732401016393216, 9.356009648349112538084930154133

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