Properties

Label 2-1428-17.16-c1-0-16
Degree $2$
Conductor $1428$
Sign $-0.743 + 0.668i$
Analytic cond. $11.4026$
Root an. cond. $3.37677$
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 + 2.60i·5-s + i·7-s − 9-s − 5.34i·11-s − 4.56·13-s + 2.60·15-s + (−3.06 + 2.75i)17-s − 2.48·19-s + 21-s − 7.21i·23-s − 1.78·25-s + i·27-s + 9.04i·29-s − 9.03i·31-s + ⋯
L(s)  = 1  − 0.577i·3-s + 1.16i·5-s + 0.377i·7-s − 0.333·9-s − 1.61i·11-s − 1.26·13-s + 0.672·15-s + (−0.743 + 0.668i)17-s − 0.569·19-s + 0.218·21-s − 1.50i·23-s − 0.357·25-s + 0.192i·27-s + 1.68i·29-s − 1.62i·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1428 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.743 + 0.668i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1428 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.743 + 0.668i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1428\)    =    \(2^{2} \cdot 3 \cdot 7 \cdot 17\)
Sign: $-0.743 + 0.668i$
Analytic conductor: \(11.4026\)
Root analytic conductor: \(3.37677\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1428} (169, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1428,\ (\ :1/2),\ -0.743 + 0.668i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.5680797029\)
\(L(\frac12)\) \(\approx\) \(0.5680797029\)
\(L(\frac{3}{2})\) 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 \( 1 + iT \)
7 \( 1 - iT \)
17 \( 1 + (3.06 - 2.75i)T \)
good5 \( 1 - 2.60iT - 5T^{2} \)
11 \( 1 + 5.34iT - 11T^{2} \)
13 \( 1 + 4.56T + 13T^{2} \)
19 \( 1 + 2.48T + 19T^{2} \)
23 \( 1 + 7.21iT - 23T^{2} \)
29 \( 1 - 9.04iT - 29T^{2} \)
31 \( 1 + 9.03iT - 31T^{2} \)
37 \( 1 + 5.69iT - 37T^{2} \)
41 \( 1 + 9.95iT - 41T^{2} \)
43 \( 1 - 4.29T + 43T^{2} \)
47 \( 1 + 9.03T + 47T^{2} \)
53 \( 1 - 5.78T + 53T^{2} \)
59 \( 1 + 10.8T + 59T^{2} \)
61 \( 1 + 14.3iT - 61T^{2} \)
67 \( 1 - 7.42T + 67T^{2} \)
71 \( 1 + 2.95iT - 71T^{2} \)
73 \( 1 - 7.17iT - 73T^{2} \)
79 \( 1 - 2.57iT - 79T^{2} \)
83 \( 1 + 5.55T + 83T^{2} \)
89 \( 1 + 17.1T + 89T^{2} \)
97 \( 1 - 3.24iT - 97T^{2} \)
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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

−9.037920717098089179515633610766, −8.436924005755131236620656937578, −7.53883482647160929722472658248, −6.67602611409608366929889699517, −6.19949178482903318958633088816, −5.23124218993865632642375485195, −3.89784076408369631708207520050, −2.82955938321202498875230224928, −2.18380348920733416775678467333, −0.21569982763079714681540040778, 1.55746281645278199443480717429, 2.77948500123564483275083260102, 4.34638577308590676074739700455, 4.62389332067703959559756021380, 5.37027882412882866999568183638, 6.70774145458472981010176305184, 7.47824952950984626067710540900, 8.295524115540676942372229573535, 9.329976422513223114977296486659, 9.676185474311316235528648385919

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