Properties

Label 2-896-8.5-c1-0-1
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  + 3.23i·3-s + 3.23i·5-s − 7-s − 7.47·9-s − 4i·11-s + 3.23i·13-s − 10.4·15-s − 2·17-s − 3.23i·19-s − 3.23i·21-s + 2.47·23-s − 5.47·25-s − 14.4i·27-s + 10.4i·29-s + 12.9·33-s + ⋯
L(s)  = 1  + 1.86i·3-s + 1.44i·5-s − 0.377·7-s − 2.49·9-s − 1.20i·11-s + 0.897i·13-s − 2.70·15-s − 0.485·17-s − 0.742i·19-s − 0.706i·21-s + 0.515·23-s − 1.09·25-s − 2.78i·27-s + 1.94i·29-s + 2.25·33-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

\(L(1)\) \(\approx\) \(0.366880 - 0.885728i\)
\(L(\frac12)\) \(\approx\) \(0.366880 - 0.885728i\)
\(L(\frac{3}{2})\) 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 \( 1 - 3.23iT - 3T^{2} \)
5 \( 1 - 3.23iT - 5T^{2} \)
11 \( 1 + 4iT - 11T^{2} \)
13 \( 1 - 3.23iT - 13T^{2} \)
17 \( 1 + 2T + 17T^{2} \)
19 \( 1 + 3.23iT - 19T^{2} \)
23 \( 1 - 2.47T + 23T^{2} \)
29 \( 1 - 10.4iT - 29T^{2} \)
31 \( 1 + 31T^{2} \)
37 \( 1 - 2.47iT - 37T^{2} \)
41 \( 1 - 2T + 41T^{2} \)
43 \( 1 - 8.94iT - 43T^{2} \)
47 \( 1 - 4.94T + 47T^{2} \)
53 \( 1 + 8.94iT - 53T^{2} \)
59 \( 1 + 4.76iT - 59T^{2} \)
61 \( 1 + 3.23iT - 61T^{2} \)
67 \( 1 - 10.4iT - 67T^{2} \)
71 \( 1 + 12.9T + 71T^{2} \)
73 \( 1 - 2.94T + 73T^{2} \)
79 \( 1 + 12.9T + 79T^{2} \)
83 \( 1 - 4.76iT - 83T^{2} \)
89 \( 1 + 2T + 89T^{2} \)
97 \( 1 + 6.94T + 97T^{2} \)
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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

−10.74060109614151104522737336331, −9.892801630386205070622239854642, −9.122796323526836254069095273004, −8.519615043385075049561824926924, −7.01796968015891547176865444346, −6.29074335555247827639198176574, −5.29451699009571156081318835913, −4.25789921726908254593588580305, −3.29617467420183262889697993053, −2.81201801944003636703451199460, 0.45196192183292289932409834294, 1.57908861770238165148503998755, 2.58639979338166996416655223287, 4.26578971009698471628741547545, 5.46612994775075670246656689469, 6.11425895437490720080515514885, 7.24204173507157306222795375533, 7.77235687113535289865414633507, 8.587634974233567668442038185345, 9.300949879744494685952313412585

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