Properties

Label 2-1875-5.4-c1-0-36
Degree $2$
Conductor $1875$
Sign $-i$
Analytic cond. $14.9719$
Root an. cond. $3.86936$
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  + 1.08i·2-s + i·3-s + 0.812·4-s − 1.08·6-s − 3.08i·7-s + 3.06i·8-s − 9-s − 1.14·11-s + 0.812i·12-s − 4.07i·13-s + 3.36·14-s − 1.71·16-s + 4.62i·17-s − 1.08i·18-s + 5.96·19-s + ⋯
L(s)  = 1  + 0.770i·2-s + 0.577i·3-s + 0.406·4-s − 0.444·6-s − 1.16i·7-s + 1.08i·8-s − 0.333·9-s − 0.346·11-s + 0.234i·12-s − 1.13i·13-s + 0.899·14-s − 0.428·16-s + 1.12i·17-s − 0.256i·18-s + 1.36·19-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1875 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -i\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1875 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -i\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1875\)    =    \(3 \cdot 5^{4}\)
Sign: $-i$
Analytic conductor: \(14.9719\)
Root analytic conductor: \(3.86936\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1875} (1249, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1875,\ (\ :1/2),\ -i)\)

Particular Values

\(L(1)\) \(\approx\) \(2.079231984\)
\(L(\frac12)\) \(\approx\) \(2.079231984\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 - iT \)
5 \( 1 \)
good2 \( 1 - 1.08iT - 2T^{2} \)
7 \( 1 + 3.08iT - 7T^{2} \)
11 \( 1 + 1.14T + 11T^{2} \)
13 \( 1 + 4.07iT - 13T^{2} \)
17 \( 1 - 4.62iT - 17T^{2} \)
19 \( 1 - 5.96T + 19T^{2} \)
23 \( 1 - 2.32iT - 23T^{2} \)
29 \( 1 - 5.28T + 29T^{2} \)
31 \( 1 + 0.589T + 31T^{2} \)
37 \( 1 - 11.3iT - 37T^{2} \)
41 \( 1 - 9.49T + 41T^{2} \)
43 \( 1 + 2.42iT - 43T^{2} \)
47 \( 1 - 6.04iT - 47T^{2} \)
53 \( 1 - 3.24iT - 53T^{2} \)
59 \( 1 + 3.18T + 59T^{2} \)
61 \( 1 - 13.7T + 61T^{2} \)
67 \( 1 - 3.15iT - 67T^{2} \)
71 \( 1 - 6.46T + 71T^{2} \)
73 \( 1 + 7.20iT - 73T^{2} \)
79 \( 1 - 12.3T + 79T^{2} \)
83 \( 1 + 12.3iT - 83T^{2} \)
89 \( 1 + 1.08T + 89T^{2} \)
97 \( 1 - 4.52iT - 97T^{2} \)
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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

−9.479783472845939049972380165151, −8.256245785667211985664147157131, −7.87287655044973381045725517943, −7.13875898688238483223228074922, −6.22956969688816897687620883755, −5.49082285168640753012797350460, −4.70254263051549981374915195560, −3.60060493074471594357234691280, −2.77100074698927945804718789784, −1.13701142648610746279607878939, 0.898853485848274788196836218819, 2.25663635822703932274388750450, 2.59873796253237360022666581554, 3.75452196553835758988249499693, 5.03445238284068845225097475144, 5.84425014216410106943073952419, 6.77621039651392336564536942761, 7.32104106759194340597507142694, 8.305690584476190053192993015167, 9.328213823631307846910782888044

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