Properties

Label 2-28830-1.1-c1-0-11
Degree $2$
Conductor $28830$
Sign $1$
Analytic cond. $230.208$
Root an. cond. $15.1726$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2-s − 3-s + 4-s + 5-s − 6-s + 8-s + 9-s + 10-s + 4·11-s − 12-s − 6·13-s − 15-s + 16-s − 2·17-s + 18-s + 4·19-s + 20-s + 4·22-s + 8·23-s − 24-s + 25-s − 6·26-s − 27-s − 6·29-s − 30-s + 32-s − 4·33-s + ⋯
L(s)  = 1  + 0.707·2-s − 0.577·3-s + 1/2·4-s + 0.447·5-s − 0.408·6-s + 0.353·8-s + 1/3·9-s + 0.316·10-s + 1.20·11-s − 0.288·12-s − 1.66·13-s − 0.258·15-s + 1/4·16-s − 0.485·17-s + 0.235·18-s + 0.917·19-s + 0.223·20-s + 0.852·22-s + 1.66·23-s − 0.204·24-s + 1/5·25-s − 1.17·26-s − 0.192·27-s − 1.11·29-s − 0.182·30-s + 0.176·32-s − 0.696·33-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 28830 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 28830 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(28830\)    =    \(2 \cdot 3 \cdot 5 \cdot 31^{2}\)
Sign: $1$
Analytic conductor: \(230.208\)
Root analytic conductor: \(15.1726\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 28830,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(3.575439374\)
\(L(\frac12)\) \(\approx\) \(3.575439374\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - T \)
3 \( 1 + T \)
5 \( 1 - T \)
31 \( 1 \)
good7 \( 1 + p T^{2} \)
11 \( 1 - 4 T + p T^{2} \)
13 \( 1 + 6 T + p T^{2} \)
17 \( 1 + 2 T + p T^{2} \)
19 \( 1 - 4 T + p T^{2} \)
23 \( 1 - 8 T + p T^{2} \)
29 \( 1 + 6 T + p T^{2} \)
37 \( 1 - 2 T + p T^{2} \)
41 \( 1 - 10 T + p T^{2} \)
43 \( 1 - 4 T + p T^{2} \)
47 \( 1 + p T^{2} \)
53 \( 1 - 10 T + p T^{2} \)
59 \( 1 + 12 T + p T^{2} \)
61 \( 1 - 2 T + p T^{2} \)
67 \( 1 + 4 T + p T^{2} \)
71 \( 1 + p T^{2} \)
73 \( 1 + 2 T + p T^{2} \)
79 \( 1 + p T^{2} \)
83 \( 1 + 4 T + p T^{2} \)
89 \( 1 - 14 T + p T^{2} \)
97 \( 1 - 18 T + p T^{2} \)
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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

−14.95435804425530, −14.61454892434203, −14.30856042325556, −13.48118322851211, −13.04884866847220, −12.55533720277488, −11.96323153405391, −11.59221718946110, −11.00984172958980, −10.50921392231750, −9.687514305366521, −9.323943140610091, −8.910577170740961, −7.634485827608637, −7.377262708025919, −6.787697210718871, −6.186642997025166, −5.602616376298481, −4.964318907380310, −4.572779176850053, −3.821856684837905, −3.009540621240462, −2.354655860771129, −1.522623510655243, −0.6922596533629135, 0.6922596533629135, 1.522623510655243, 2.354655860771129, 3.009540621240462, 3.821856684837905, 4.572779176850053, 4.964318907380310, 5.602616376298481, 6.186642997025166, 6.787697210718871, 7.377262708025919, 7.634485827608637, 8.910577170740961, 9.323943140610091, 9.687514305366521, 10.50921392231750, 11.00984172958980, 11.59221718946110, 11.96323153405391, 12.55533720277488, 13.04884866847220, 13.48118322851211, 14.30856042325556, 14.61454892434203, 14.95435804425530

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