Properties

Label 2-1875-5.4-c1-0-54
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  − 1.35i·2-s + i·3-s + 0.175·4-s + 1.35·6-s + 1.59i·7-s − 2.93i·8-s − 9-s + 3.33·11-s + 0.175i·12-s − 7.05i·13-s + 2.15·14-s − 3.61·16-s + 4.09i·17-s + 1.35i·18-s − 0.567·19-s + ⋯
L(s)  = 1  − 0.955i·2-s + 0.577i·3-s + 0.0876·4-s + 0.551·6-s + 0.603i·7-s − 1.03i·8-s − 0.333·9-s + 1.00·11-s + 0.0505i·12-s − 1.95i·13-s + 0.576·14-s − 0.904·16-s + 0.993i·17-s + 0.318i·18-s − 0.130·19-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

\(L(1)\) \(\approx\) \(1.979615825\)
\(L(\frac12)\) \(\approx\) \(1.979615825\)
\(L(\frac{3}{2})\) 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 \( 1 + 1.35iT - 2T^{2} \)
7 \( 1 - 1.59iT - 7T^{2} \)
11 \( 1 - 3.33T + 11T^{2} \)
13 \( 1 + 7.05iT - 13T^{2} \)
17 \( 1 - 4.09iT - 17T^{2} \)
19 \( 1 + 0.567T + 19T^{2} \)
23 \( 1 + 6.30iT - 23T^{2} \)
29 \( 1 - 2.78T + 29T^{2} \)
31 \( 1 + 0.995T + 31T^{2} \)
37 \( 1 + 3.55iT - 37T^{2} \)
41 \( 1 - 1.16T + 41T^{2} \)
43 \( 1 + 0.117iT - 43T^{2} \)
47 \( 1 - 7.64iT - 47T^{2} \)
53 \( 1 + 0.523iT - 53T^{2} \)
59 \( 1 + 0.983T + 59T^{2} \)
61 \( 1 - 10.6T + 61T^{2} \)
67 \( 1 + 15.2iT - 67T^{2} \)
71 \( 1 + 10.6T + 71T^{2} \)
73 \( 1 + 5.55iT - 73T^{2} \)
79 \( 1 - 14.5T + 79T^{2} \)
83 \( 1 + 5.02iT - 83T^{2} \)
89 \( 1 + 2.82T + 89T^{2} \)
97 \( 1 + 1.70iT - 97T^{2} \)
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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

−9.165908467421846716421183739581, −8.505282529587938366090700387310, −7.61329833345139645878993070259, −6.39350877290311411923543469006, −5.88825131827140096776033616722, −4.73494438106049336049991126008, −3.76869123397645818015388070172, −3.05710937677810684330817788090, −2.14252392040638561178439772324, −0.77292375439385250853680887899, 1.33119185094530616526675077304, 2.32990165591786468444763733618, 3.73747981969190567247440688064, 4.66681288047890567726900911108, 5.66509269576773327568590942079, 6.60631641531887825451821308406, 6.97449561012641665622103032021, 7.49047789774529967142255188398, 8.563912775627038110916302015580, 9.138121659690971372981937794936

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