Properties

Label 2-896-8.5-c1-0-20
Degree $2$
Conductor $896$
Sign $-0.707 + 0.707i$
Analytic cond. $7.15459$
Root an. cond. $2.67480$
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  − 1.23i·3-s − 1.23i·5-s − 7-s + 1.47·9-s − 4i·11-s − 1.23i·13-s − 1.52·15-s − 2·17-s + 1.23i·19-s + 1.23i·21-s − 6.47·23-s + 3.47·25-s − 5.52i·27-s + 1.52i·29-s − 4.94·33-s + ⋯
L(s)  = 1  − 0.713i·3-s − 0.552i·5-s − 0.377·7-s + 0.490·9-s − 1.20i·11-s − 0.342i·13-s − 0.394·15-s − 0.485·17-s + 0.283i·19-s + 0.269i·21-s − 1.34·23-s + 0.694·25-s − 1.06i·27-s + 0.283i·29-s − 0.860·33-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 896 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.707 + 0.707i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 896 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.707 + 0.707i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(896\)    =    \(2^{7} \cdot 7\)
Sign: $-0.707 + 0.707i$
Analytic conductor: \(7.15459\)
Root analytic conductor: \(2.67480\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{896} (449, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 896,\ (\ :1/2),\ -0.707 + 0.707i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.477769 - 1.15343i\)
\(L(\frac12)\) \(\approx\) \(0.477769 - 1.15343i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
7 \( 1 + T \)
good3 \( 1 + 1.23iT - 3T^{2} \)
5 \( 1 + 1.23iT - 5T^{2} \)
11 \( 1 + 4iT - 11T^{2} \)
13 \( 1 + 1.23iT - 13T^{2} \)
17 \( 1 + 2T + 17T^{2} \)
19 \( 1 - 1.23iT - 19T^{2} \)
23 \( 1 + 6.47T + 23T^{2} \)
29 \( 1 - 1.52iT - 29T^{2} \)
31 \( 1 + 31T^{2} \)
37 \( 1 + 6.47iT - 37T^{2} \)
41 \( 1 - 2T + 41T^{2} \)
43 \( 1 + 8.94iT - 43T^{2} \)
47 \( 1 + 12.9T + 47T^{2} \)
53 \( 1 - 8.94iT - 53T^{2} \)
59 \( 1 + 9.23iT - 59T^{2} \)
61 \( 1 - 1.23iT - 61T^{2} \)
67 \( 1 - 1.52iT - 67T^{2} \)
71 \( 1 - 4.94T + 71T^{2} \)
73 \( 1 + 14.9T + 73T^{2} \)
79 \( 1 - 4.94T + 79T^{2} \)
83 \( 1 - 9.23iT - 83T^{2} \)
89 \( 1 + 2T + 89T^{2} \)
97 \( 1 - 10.9T + 97T^{2} \)
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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

−9.788847558082812662799754287174, −8.796410342433046197759941094398, −8.162102796630090532421425399777, −7.25869379194106213832712548659, −6.33724514388395487561318906033, −5.60677564396887907276409910943, −4.38465991985311912590242925759, −3.31391810475928555357680337962, −1.92594269324303370495350120388, −0.59135158652485630825189316307, 1.88438909290980683443465420867, 3.15941686988718938416533621552, 4.27599184651814684751458922963, 4.85795408176106298250936569678, 6.29386584014405064527003222456, 6.92691131438835846909974727840, 7.82954252967168014599110119930, 8.980246102714304525752714558818, 9.919802733009449185171922806969, 10.08094021964655364700250024315

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