Properties

Label 2-920-5.4-c1-0-1
Degree $2$
Conductor $920$
Sign $-0.976 - 0.217i$
Analytic cond. $7.34623$
Root an. cond. $2.71039$
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  + 0.296i·3-s + (−2.18 − 0.485i)5-s + 3.46i·7-s + 2.91·9-s − 3.11·11-s − 4.60i·13-s + (0.144 − 0.647i)15-s + 5.49i·17-s − 4.48·19-s − 1.02·21-s i·23-s + (4.52 + 2.11i)25-s + 1.75i·27-s − 9.19·29-s − 5.89·31-s + ⋯
L(s)  = 1  + 0.171i·3-s + (−0.976 − 0.217i)5-s + 1.30i·7-s + 0.970·9-s − 0.938·11-s − 1.27i·13-s + (0.0372 − 0.167i)15-s + 1.33i·17-s − 1.02·19-s − 0.224·21-s − 0.208i·23-s + (0.905 + 0.423i)25-s + 0.337i·27-s − 1.70·29-s − 1.05·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 920 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.976 - 0.217i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 920 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.976 - 0.217i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(920\)    =    \(2^{3} \cdot 5 \cdot 23\)
Sign: $-0.976 - 0.217i$
Analytic conductor: \(7.34623\)
Root analytic conductor: \(2.71039\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{920} (369, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 920,\ (\ :1/2),\ -0.976 - 0.217i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.0417972 + 0.380345i\)
\(L(\frac12)\) \(\approx\) \(0.0417972 + 0.380345i\)
\(L(\frac{3}{2})\) 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 \( 1 + (2.18 + 0.485i)T \)
23 \( 1 + iT \)
good3 \( 1 - 0.296iT - 3T^{2} \)
7 \( 1 - 3.46iT - 7T^{2} \)
11 \( 1 + 3.11T + 11T^{2} \)
13 \( 1 + 4.60iT - 13T^{2} \)
17 \( 1 - 5.49iT - 17T^{2} \)
19 \( 1 + 4.48T + 19T^{2} \)
29 \( 1 + 9.19T + 29T^{2} \)
31 \( 1 + 5.89T + 31T^{2} \)
37 \( 1 + 6.95iT - 37T^{2} \)
41 \( 1 + 9.03T + 41T^{2} \)
43 \( 1 - 5.55iT - 43T^{2} \)
47 \( 1 - 5.48iT - 47T^{2} \)
53 \( 1 - 2.74iT - 53T^{2} \)
59 \( 1 + 9.33T + 59T^{2} \)
61 \( 1 + 1.40T + 61T^{2} \)
67 \( 1 - 3.49iT - 67T^{2} \)
71 \( 1 - 4.28T + 71T^{2} \)
73 \( 1 + 4.92iT - 73T^{2} \)
79 \( 1 + 2.12T + 79T^{2} \)
83 \( 1 - 16.0iT - 83T^{2} \)
89 \( 1 + 11.9T + 89T^{2} \)
97 \( 1 + 4.37iT - 97T^{2} \)
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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

−10.68929968896938138917532155889, −9.595226168958733005010241451429, −8.647462180996254382467119972603, −8.041002781000399550607530065179, −7.30443184459368379912695629106, −5.97878144254988785448240980900, −5.26363236497416633775524954072, −4.20536789393233861694088457739, −3.23324062318899175647603202648, −1.92321355145543647751025490044, 0.17375867224342794536475916559, 1.85775040993853610130256576517, 3.46799058075954833452820797245, 4.24336974078984000597971801567, 5.00029259187697095992095989943, 6.67862697738115351740444735125, 7.22742341334710549250802791460, 7.68031654176448680276821158560, 8.814482519018190600408070439052, 9.834297682732603679622129184765

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