Properties

Label 2-1860-5.4-c1-0-27
Degree $2$
Conductor $1860$
Sign $-0.957 - 0.290i$
Analytic cond. $14.8521$
Root an. cond. $3.85385$
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  i·3-s + (0.648 − 2.13i)5-s − 2.05i·7-s − 9-s − 1.18·11-s + 2.47i·13-s + (−2.13 − 0.648i)15-s − 3.44i·17-s − 8.19·19-s − 2.05·21-s + 2.07i·23-s + (−4.15 − 2.77i)25-s + i·27-s − 5.48·29-s + 31-s + ⋯
L(s)  = 1  − 0.577i·3-s + (0.290 − 0.957i)5-s − 0.776i·7-s − 0.333·9-s − 0.356·11-s + 0.687i·13-s + (−0.552 − 0.167i)15-s − 0.835i·17-s − 1.88·19-s − 0.448·21-s + 0.432i·23-s + (−0.831 − 0.555i)25-s + 0.192i·27-s − 1.01·29-s + 0.179·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1860 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.957 - 0.290i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1860 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.957 - 0.290i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1860\)    =    \(2^{2} \cdot 3 \cdot 5 \cdot 31\)
Sign: $-0.957 - 0.290i$
Analytic conductor: \(14.8521\)
Root analytic conductor: \(3.85385\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1860} (1489, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1860,\ (\ :1/2),\ -0.957 - 0.290i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.7889712054\)
\(L(\frac12)\) \(\approx\) \(0.7889712054\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 + iT \)
5 \( 1 + (-0.648 + 2.13i)T \)
31 \( 1 - T \)
good7 \( 1 + 2.05iT - 7T^{2} \)
11 \( 1 + 1.18T + 11T^{2} \)
13 \( 1 - 2.47iT - 13T^{2} \)
17 \( 1 + 3.44iT - 17T^{2} \)
19 \( 1 + 8.19T + 19T^{2} \)
23 \( 1 - 2.07iT - 23T^{2} \)
29 \( 1 + 5.48T + 29T^{2} \)
37 \( 1 + 6.69iT - 37T^{2} \)
41 \( 1 - 9.86T + 41T^{2} \)
43 \( 1 - 1.68iT - 43T^{2} \)
47 \( 1 - 0.537iT - 47T^{2} \)
53 \( 1 - 5.53iT - 53T^{2} \)
59 \( 1 + 1.46T + 59T^{2} \)
61 \( 1 + 13.8T + 61T^{2} \)
67 \( 1 - 4.95iT - 67T^{2} \)
71 \( 1 + 12.8T + 71T^{2} \)
73 \( 1 + 14.5iT - 73T^{2} \)
79 \( 1 - 7.03T + 79T^{2} \)
83 \( 1 - 8.37iT - 83T^{2} \)
89 \( 1 + 5.93T + 89T^{2} \)
97 \( 1 - 7.77iT - 97T^{2} \)
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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

−9.004687553118182718017135030393, −7.87034702641513383457578668444, −7.39111719502771555034712324505, −6.39270354220516517405318849784, −5.67383817353359856205541064475, −4.60565274078883622326966491860, −4.00771383058507950156108252422, −2.49778370922583530753494705061, −1.54039046589140871967752967790, −0.27087748394258484686565800762, 2.05077620380243188921191856076, 2.81442494104815256490430777429, 3.79640599366484689682903842437, 4.76827308897878076977538091049, 5.94585697032650422345572544865, 6.13717472149070831338167779204, 7.32890686112187187174526429322, 8.243807033561890207030817788644, 8.858247873898819841316945269812, 9.774875249484793802525954305747

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