Properties

Label 2-1875-5.4-c1-0-16
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  i·2-s + i·3-s + 4-s + 6-s + 4.47i·7-s − 3i·8-s − 9-s − 1.23·11-s + i·12-s + 5.61i·13-s + 4.47·14-s − 16-s − 3.85i·17-s + i·18-s − 1.23·19-s + ⋯
L(s)  = 1  − 0.707i·2-s + 0.577i·3-s + 0.5·4-s + 0.408·6-s + 1.69i·7-s − 1.06i·8-s − 0.333·9-s − 0.372·11-s + 0.288i·12-s + 1.55i·13-s + 1.19·14-s − 0.250·16-s − 0.934i·17-s + 0.235i·18-s − 0.283·19-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

\(L(1)\) \(\approx\) \(1.526029918\)
\(L(\frac12)\) \(\approx\) \(1.526029918\)
\(L(\frac{3}{2})\) 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 \( 1 + iT - 2T^{2} \)
7 \( 1 - 4.47iT - 7T^{2} \)
11 \( 1 + 1.23T + 11T^{2} \)
13 \( 1 - 5.61iT - 13T^{2} \)
17 \( 1 + 3.85iT - 17T^{2} \)
19 \( 1 + 1.23T + 19T^{2} \)
23 \( 1 - 4.47iT - 23T^{2} \)
29 \( 1 + 6.61T + 29T^{2} \)
31 \( 1 - 2.76T + 31T^{2} \)
37 \( 1 - 3.09iT - 37T^{2} \)
41 \( 1 + 3.61T + 41T^{2} \)
43 \( 1 - 7.70iT - 43T^{2} \)
47 \( 1 - 0.763iT - 47T^{2} \)
53 \( 1 - 3.61iT - 53T^{2} \)
59 \( 1 - 4T + 59T^{2} \)
61 \( 1 - 1.61T + 61T^{2} \)
67 \( 1 + 0.763iT - 67T^{2} \)
71 \( 1 + 5.23T + 71T^{2} \)
73 \( 1 + 8.09iT - 73T^{2} \)
79 \( 1 + 79T^{2} \)
83 \( 1 - 12.4iT - 83T^{2} \)
89 \( 1 + 5.38T + 89T^{2} \)
97 \( 1 + 2.14iT - 97T^{2} \)
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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

−9.366306936864327370292783768255, −9.085415799405016429820418210735, −7.989624940368910801341217537465, −6.96118168188371462012632268636, −6.15426383743042820583375723085, −5.35216840385181717081380944895, −4.42431000597508622487049298332, −3.30959112254930555157437410555, −2.51351140811126869230488384090, −1.73598547744555924589522521570, 0.51086684994932886118052218610, 1.85584500361446718580802985438, 3.06369048533634157723613553442, 4.06169395281973513419017137567, 5.26004671582219341723454394789, 5.98864905535765283405711352092, 6.85336717989599064275562177002, 7.37666483402319331323341725819, 8.033322906077083722415177073716, 8.538711363551930427398033324360

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