Properties

Label 2-160-4.3-c2-0-1
Degree $2$
Conductor $160$
Sign $-0.707 - 0.707i$
Analytic cond. $4.35968$
Root an. cond. $2.08798$
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  + 5.23i·3-s + 2.23·5-s + 10.1i·7-s − 18.4·9-s − 14.4i·11-s + 11.5·13-s + 11.7i·15-s − 18.9·17-s + 12i·19-s − 53.3·21-s + 17.5i·23-s + 5.00·25-s − 49.3i·27-s + 8.83·29-s − 0.583i·31-s + ⋯
L(s)  = 1  + 1.74i·3-s + 0.447·5-s + 1.45i·7-s − 2.04·9-s − 1.31i·11-s + 0.886·13-s + 0.780i·15-s − 1.11·17-s + 0.631i·19-s − 2.53·21-s + 0.765i·23-s + 0.200·25-s − 1.82i·27-s + 0.304·29-s − 0.0188i·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 160 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.707 - 0.707i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 160 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (-0.707 - 0.707i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(160\)    =    \(2^{5} \cdot 5\)
Sign: $-0.707 - 0.707i$
Analytic conductor: \(4.35968\)
Root analytic conductor: \(2.08798\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{160} (31, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 160,\ (\ :1),\ -0.707 - 0.707i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(0.546243 + 1.31874i\)
\(L(\frac12)\) \(\approx\) \(0.546243 + 1.31874i\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 - 2.23T \)
good3 \( 1 - 5.23iT - 9T^{2} \)
7 \( 1 - 10.1iT - 49T^{2} \)
11 \( 1 + 14.4iT - 121T^{2} \)
13 \( 1 - 11.5T + 169T^{2} \)
17 \( 1 + 18.9T + 289T^{2} \)
19 \( 1 - 12iT - 361T^{2} \)
23 \( 1 - 17.5iT - 529T^{2} \)
29 \( 1 - 8.83T + 841T^{2} \)
31 \( 1 + 0.583iT - 961T^{2} \)
37 \( 1 - 32.4T + 1.36e3T^{2} \)
41 \( 1 - 71.3T + 1.68e3T^{2} \)
43 \( 1 + 4.65iT - 1.84e3T^{2} \)
47 \( 1 + 22.5iT - 2.20e3T^{2} \)
53 \( 1 - 63.3T + 2.80e3T^{2} \)
59 \( 1 + 30.6iT - 3.48e3T^{2} \)
61 \( 1 - 65.1T + 3.72e3T^{2} \)
67 \( 1 - 92.2iT - 4.48e3T^{2} \)
71 \( 1 - 41.7iT - 5.04e3T^{2} \)
73 \( 1 + 136.T + 5.32e3T^{2} \)
79 \( 1 - 81.1iT - 6.24e3T^{2} \)
83 \( 1 + 86.5iT - 6.88e3T^{2} \)
89 \( 1 + 30T + 7.92e3T^{2} \)
97 \( 1 - 119.T + 9.40e3T^{2} \)
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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

−13.13997061139935954710307478300, −11.58286469282065246030455602728, −11.04053943937606396353688547845, −9.926197003625063713020803276426, −8.925387414217908664443917543649, −8.543434312686635661227900751640, −6.00568516815998576092855254668, −5.51490483422965101716112464569, −4.03360635774704163372620882428, −2.76477361071610839094628931195, 0.945562377302948379937062281331, 2.32312926993369982151100376290, 4.41104086148112370037782446454, 6.26495504260815008770736639646, 6.98387411807777554495763009585, 7.74455711787102152472157550818, 9.015641402868030628603471397464, 10.45307229827901871090815641232, 11.38157973874728810887446039636, 12.63866889638314819798483076901

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