Properties

Label 2-1568-7.6-c2-0-30
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  + 1.66i·3-s + 8.40i·5-s + 6.24·9-s + 5.21·11-s − 4.88i·13-s − 13.9·15-s − 7.72i·17-s + 35.3i·19-s + 26.6·23-s − 45.5·25-s + 25.3i·27-s + 45.1·29-s + 40.4i·31-s + 8.66i·33-s + 7.95·37-s + ⋯
L(s)  = 1  + 0.553i·3-s + 1.68i·5-s + 0.693·9-s + 0.474·11-s − 0.375i·13-s − 0.930·15-s − 0.454i·17-s + 1.85i·19-s + 1.15·23-s − 1.82·25-s + 0.937i·27-s + 1.55·29-s + 1.30i·31-s + 0.262i·33-s + 0.215·37-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

\(L(\frac{3}{2})\) \(\approx\) \(2.192802755\)
\(L(\frac12)\) \(\approx\) \(2.192802755\)
\(L(2)\) 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 \( 1 - 1.66iT - 9T^{2} \)
5 \( 1 - 8.40iT - 25T^{2} \)
11 \( 1 - 5.21T + 121T^{2} \)
13 \( 1 + 4.88iT - 169T^{2} \)
17 \( 1 + 7.72iT - 289T^{2} \)
19 \( 1 - 35.3iT - 361T^{2} \)
23 \( 1 - 26.6T + 529T^{2} \)
29 \( 1 - 45.1T + 841T^{2} \)
31 \( 1 - 40.4iT - 961T^{2} \)
37 \( 1 - 7.95T + 1.36e3T^{2} \)
41 \( 1 - 26.6iT - 1.68e3T^{2} \)
43 \( 1 - 0.403T + 1.84e3T^{2} \)
47 \( 1 + 32.6iT - 2.20e3T^{2} \)
53 \( 1 - 81.2T + 2.80e3T^{2} \)
59 \( 1 - 8.80iT - 3.48e3T^{2} \)
61 \( 1 + 29.2iT - 3.72e3T^{2} \)
67 \( 1 + 87.5T + 4.48e3T^{2} \)
71 \( 1 + 27.5T + 5.04e3T^{2} \)
73 \( 1 + 87.0iT - 5.32e3T^{2} \)
79 \( 1 + 121.T + 6.24e3T^{2} \)
83 \( 1 - 46.6iT - 6.88e3T^{2} \)
89 \( 1 + 60.8iT - 7.92e3T^{2} \)
97 \( 1 - 66.4iT - 9.40e3T^{2} \)
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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

−9.867427541814012165861442104239, −8.843265668108467497533273892211, −7.82070022028745322772518471523, −7.01813229334919236051614655125, −6.51230349692773747615833640328, −5.49702195569181929250729151994, −4.38967182858793012877125781203, −3.47068628353520088676254961179, −2.84113969657436648970046148866, −1.42246016896604995340753448144, 0.67905894684598525734655108864, 1.33374296722161242431860654667, 2.55771743123110396495289064670, 4.22131434657207153580019000964, 4.59623343238581389461861419426, 5.58378438289946956694313074765, 6.63186888424818902845913654372, 7.29606732933512985480363463960, 8.277221420995205663048967684862, 8.953807745562867847549350389486

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