Properties

Label 2-1568-7.6-c2-0-3
Degree $2$
Conductor $1568$
Sign $-0.755 - 0.654i$
Analytic cond. $42.7249$
Root an. cond. $6.53642$
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  − 2.54i·3-s + 4.11i·5-s + 2.54·9-s − 3.26·11-s + 5.88i·13-s + 10.4·15-s + 13.8i·17-s + 15.8i·19-s − 36.5·23-s + 8.03·25-s − 29.3i·27-s − 28.4·29-s − 41.8i·31-s + 8.30i·33-s + 14.2·37-s + ⋯
L(s)  = 1  − 0.847i·3-s + 0.823i·5-s + 0.282·9-s − 0.297·11-s + 0.452i·13-s + 0.697·15-s + 0.816i·17-s + 0.832i·19-s − 1.58·23-s + 0.321·25-s − 1.08i·27-s − 0.981·29-s − 1.34i·31-s + 0.251i·33-s + 0.386·37-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1568 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.755 - 0.654i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1568 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (-0.755 - 0.654i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1568\)    =    \(2^{5} \cdot 7^{2}\)
Sign: $-0.755 - 0.654i$
Analytic conductor: \(42.7249\)
Root analytic conductor: \(6.53642\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{1568} (97, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1568,\ (\ :1),\ -0.755 - 0.654i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(0.5265054976\)
\(L(\frac12)\) \(\approx\) \(0.5265054976\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
7 \( 1 \)
good3 \( 1 + 2.54iT - 9T^{2} \)
5 \( 1 - 4.11iT - 25T^{2} \)
11 \( 1 + 3.26T + 121T^{2} \)
13 \( 1 - 5.88iT - 169T^{2} \)
17 \( 1 - 13.8iT - 289T^{2} \)
19 \( 1 - 15.8iT - 361T^{2} \)
23 \( 1 + 36.5T + 529T^{2} \)
29 \( 1 + 28.4T + 841T^{2} \)
31 \( 1 + 41.8iT - 961T^{2} \)
37 \( 1 - 14.2T + 1.36e3T^{2} \)
41 \( 1 - 21.3iT - 1.68e3T^{2} \)
43 \( 1 + 55.3T + 1.84e3T^{2} \)
47 \( 1 + 33.8iT - 2.20e3T^{2} \)
53 \( 1 + 84.8T + 2.80e3T^{2} \)
59 \( 1 - 67.5iT - 3.48e3T^{2} \)
61 \( 1 + 29.5iT - 3.72e3T^{2} \)
67 \( 1 - 54.9T + 4.48e3T^{2} \)
71 \( 1 + 83.8T + 5.04e3T^{2} \)
73 \( 1 - 125. iT - 5.32e3T^{2} \)
79 \( 1 + 70.3T + 6.24e3T^{2} \)
83 \( 1 + 27.1iT - 6.88e3T^{2} \)
89 \( 1 + 146. iT - 7.92e3T^{2} \)
97 \( 1 + 11.3iT - 9.40e3T^{2} \)
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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

−9.833594280996914228160140192759, −8.498202189320124554680652169628, −7.81823331760674495684710619773, −7.20306128417437475289642152892, −6.32605247462824445526544788580, −5.84334092112054518517020363574, −4.39755807441123110451522979795, −3.56303724543042160383719214412, −2.30247284373290439008544075098, −1.55281406061478563229090674004, 0.13680693687915118089167008499, 1.55237215918478175295515354163, 2.95903537502894830318669738751, 3.95915040482383652886753899507, 4.87741594378096347692883668548, 5.25324536874942873179099066932, 6.46162169735563850784030245104, 7.45221223879325751945600959468, 8.254728269649173157309461268200, 9.126867885161734235231775956231

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