Properties

Label 2-1960-5.4-c1-0-51
Degree $2$
Conductor $1960$
Sign $-0.894 + 0.447i$
Analytic cond. $15.6506$
Root an. cond. $3.95609$
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  − 2i·3-s + (1 + 2i)5-s − 9-s − 4·11-s − 4i·13-s + (4 − 2i)15-s − 4·19-s − 2i·23-s + (−3 + 4i)25-s − 4i·27-s − 2·29-s + 8i·33-s − 4i·37-s − 8·39-s − 2·41-s + ⋯
L(s)  = 1  − 1.15i·3-s + (0.447 + 0.894i)5-s − 0.333·9-s − 1.20·11-s − 1.10i·13-s + (1.03 − 0.516i)15-s − 0.917·19-s − 0.417i·23-s + (−0.600 + 0.800i)25-s − 0.769i·27-s − 0.371·29-s + 1.39i·33-s − 0.657i·37-s − 1.28·39-s − 0.312·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1960 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.894 + 0.447i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1960 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.894 + 0.447i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1960\)    =    \(2^{3} \cdot 5 \cdot 7^{2}\)
Sign: $-0.894 + 0.447i$
Analytic conductor: \(15.6506\)
Root analytic conductor: \(3.95609\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1960} (1569, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1960,\ (\ :1/2),\ -0.894 + 0.447i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.9921045380\)
\(L(\frac12)\) \(\approx\) \(0.9921045380\)
\(L(\frac{3}{2})\) 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 \( 1 + (-1 - 2i)T \)
7 \( 1 \)
good3 \( 1 + 2iT - 3T^{2} \)
11 \( 1 + 4T + 11T^{2} \)
13 \( 1 + 4iT - 13T^{2} \)
17 \( 1 - 17T^{2} \)
19 \( 1 + 4T + 19T^{2} \)
23 \( 1 + 2iT - 23T^{2} \)
29 \( 1 + 2T + 29T^{2} \)
31 \( 1 + 31T^{2} \)
37 \( 1 + 4iT - 37T^{2} \)
41 \( 1 + 2T + 41T^{2} \)
43 \( 1 + 6iT - 43T^{2} \)
47 \( 1 + 6iT - 47T^{2} \)
53 \( 1 + 4iT - 53T^{2} \)
59 \( 1 + 12T + 59T^{2} \)
61 \( 1 - 10T + 61T^{2} \)
67 \( 1 + 14iT - 67T^{2} \)
71 \( 1 - 8T + 71T^{2} \)
73 \( 1 + 8iT - 73T^{2} \)
79 \( 1 + 16T + 79T^{2} \)
83 \( 1 + 2iT - 83T^{2} \)
89 \( 1 - 6T + 89T^{2} \)
97 \( 1 - 16iT - 97T^{2} \)
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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

−8.593897471046692907627939762493, −7.85390848862261974976355825286, −7.32814370447557757601087272345, −6.53884280212563627203727225074, −5.86056772947807781412996216914, −5.02469437549328439557199908410, −3.58485400635582933248857258888, −2.57097691746894201931413493371, −1.93849356072506714350232402441, −0.33352152405547286101464605490, 1.58107359650683069944637109463, 2.75555881058552054109776838878, 4.05010593479822587704589812835, 4.59537567361456782616078085091, 5.29798925345426560110549974082, 6.11495671370011548301406368150, 7.20294575888161820302129955739, 8.235585501317652893810304862043, 8.848426049592365618984359381360, 9.637244616815914765340100375155

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