Properties

Label 2-1980-5.4-c3-0-59
Degree $2$
Conductor $1980$
Sign $-0.223 + 0.974i$
Analytic cond. $116.823$
Root an. cond. $10.8085$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (2.5 − 10.8i)5-s − 8.71i·7-s + 11·11-s − 69.7i·13-s + 26.1i·17-s + 68·19-s + 117. i·23-s + (−112. − 54.4i)25-s + 260·29-s + 175·31-s + (−95.0 − 21.7i)35-s − 169. i·37-s + 380·41-s − 305. i·43-s − 305. i·47-s + ⋯
L(s)  = 1  + (0.223 − 0.974i)5-s − 0.470i·7-s + 0.301·11-s − 1.48i·13-s + 0.373i·17-s + 0.821·19-s + 1.06i·23-s + (−0.900 − 0.435i)25-s + 1.66·29-s + 1.01·31-s + (−0.458 − 0.105i)35-s − 0.755i·37-s + 1.44·41-s − 1.08i·43-s − 0.946i·47-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1980 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.223 + 0.974i)\, \overline{\Lambda}(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1980 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & (-0.223 + 0.974i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1980\)    =    \(2^{2} \cdot 3^{2} \cdot 5 \cdot 11\)
Sign: $-0.223 + 0.974i$
Analytic conductor: \(116.823\)
Root analytic conductor: \(10.8085\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: $\chi_{1980} (1189, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1980,\ (\ :3/2),\ -0.223 + 0.974i)\)

Particular Values

\(L(2)\) \(\approx\) \(2.483316685\)
\(L(\frac12)\) \(\approx\) \(2.483316685\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 \)
5 \( 1 + (-2.5 + 10.8i)T \)
11 \( 1 - 11T \)
good7 \( 1 + 8.71iT - 343T^{2} \)
13 \( 1 + 69.7iT - 2.19e3T^{2} \)
17 \( 1 - 26.1iT - 4.91e3T^{2} \)
19 \( 1 - 68T + 6.85e3T^{2} \)
23 \( 1 - 117. iT - 1.21e4T^{2} \)
29 \( 1 - 260T + 2.43e4T^{2} \)
31 \( 1 - 175T + 2.97e4T^{2} \)
37 \( 1 + 169. iT - 5.06e4T^{2} \)
41 \( 1 - 380T + 6.89e4T^{2} \)
43 \( 1 + 305. iT - 7.95e4T^{2} \)
47 \( 1 + 305. iT - 1.03e5T^{2} \)
53 \( 1 - 453. iT - 1.48e5T^{2} \)
59 \( 1 + 143T + 2.05e5T^{2} \)
61 \( 1 - 676T + 2.26e5T^{2} \)
67 \( 1 - 527. iT - 3.00e5T^{2} \)
71 \( 1 + 1.03e3T + 3.57e5T^{2} \)
73 \( 1 + 331. iT - 3.89e5T^{2} \)
79 \( 1 + 218T + 4.93e5T^{2} \)
83 \( 1 + 758. iT - 5.71e5T^{2} \)
89 \( 1 - 1.27e3T + 7.04e5T^{2} \)
97 \( 1 - 771. iT - 9.12e5T^{2} \)
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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

−8.574854886794427360538462551706, −7.86527760275028967830721689350, −7.18254850951836399782009354714, −5.96897751045701339981543214374, −5.45515807293709954606030001929, −4.53714247563273278842135516383, −3.67209549887555450840721915902, −2.61644326806454134236334441125, −1.22577821697174841978585500194, −0.61601196103267259630722952755, 1.09166892774303373528788370038, 2.35472722028641628037614299963, 2.95712583691776375464175823487, 4.16412642221669778699775583983, 4.92412690831837567722923623385, 6.20195781422043926063889723444, 6.51870855821731923322130719842, 7.34836172403514458929868958015, 8.288955118672859731906101475733, 9.122981395325553270234618982409

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