Properties

Label 2-731-17.16-c1-0-30
Degree $2$
Conductor $731$
Sign $0.994 - 0.100i$
Analytic cond. $5.83706$
Root an. cond. $2.41600$
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  + 1.89i·3-s − 2·4-s − 0.651i·5-s − 2.29i·7-s − 0.608·9-s − 0.476i·11-s − 3.79i·12-s − 1.84·13-s + 1.23·15-s + 4·16-s + (4.10 − 0.412i)17-s + 2·19-s + 1.30i·20-s + 4.36·21-s − 7.91i·23-s + ⋯
L(s)  = 1  + 1.09i·3-s − 4-s − 0.291i·5-s − 0.867i·7-s − 0.202·9-s − 0.143i·11-s − 1.09i·12-s − 0.511·13-s + 0.319·15-s + 16-s + (0.994 − 0.100i)17-s + 0.458·19-s + 0.291i·20-s + 0.951·21-s − 1.64i·23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 731 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.994 - 0.100i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 731 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.994 - 0.100i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(731\)    =    \(17 \cdot 43\)
Sign: $0.994 - 0.100i$
Analytic conductor: \(5.83706\)
Root analytic conductor: \(2.41600\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{731} (560, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 731,\ (\ :1/2),\ 0.994 - 0.100i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.20899 + 0.0606613i\)
\(L(\frac12)\) \(\approx\) \(1.20899 + 0.0606613i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad17 \( 1 + (-4.10 + 0.412i)T \)
43 \( 1 - T \)
good2 \( 1 + 2T^{2} \)
3 \( 1 - 1.89iT - 3T^{2} \)
5 \( 1 + 0.651iT - 5T^{2} \)
7 \( 1 + 2.29iT - 7T^{2} \)
11 \( 1 + 0.476iT - 11T^{2} \)
13 \( 1 + 1.84T + 13T^{2} \)
19 \( 1 - 2T + 19T^{2} \)
23 \( 1 + 7.91iT - 23T^{2} \)
29 \( 1 - 1.30iT - 29T^{2} \)
31 \( 1 - 4.62iT - 31T^{2} \)
37 \( 1 + 10.2iT - 37T^{2} \)
41 \( 1 - 10.1iT - 41T^{2} \)
47 \( 1 - 8.75T + 47T^{2} \)
53 \( 1 - 6.54T + 53T^{2} \)
59 \( 1 + 7.57T + 59T^{2} \)
61 \( 1 - 1.59iT - 61T^{2} \)
67 \( 1 - 14.4T + 67T^{2} \)
71 \( 1 + 6.34iT - 71T^{2} \)
73 \( 1 + 6.18iT - 73T^{2} \)
79 \( 1 + 13.8iT - 79T^{2} \)
83 \( 1 - 8.12T + 83T^{2} \)
89 \( 1 + 16.2T + 89T^{2} \)
97 \( 1 - 9.21iT - 97T^{2} \)
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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

−10.42013414152195779959463967715, −9.542410597711042757257173157736, −8.961020290014797285425329172058, −7.985269953443326769344350548441, −7.01659443948993204898466303914, −5.54517533393196766165912991826, −4.74348722410126861873270566426, −4.14867361450338764781090371608, −3.16520281289701695280289998812, −0.845234776717766790714202691061, 1.13343606977551366554098428363, 2.54774941704076361299157788527, 3.80421918600617896495522112587, 5.19118738453823479222163145928, 5.82289592312001602527171104680, 7.06330882576869259067993554772, 7.73815772405463640387269654699, 8.565164750793499610559466255521, 9.524799436061482618551086582085, 10.11154701306528187874199083445

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