Properties

Label 2-280-1.1-c5-0-16
Degree $2$
Conductor $280$
Sign $1$
Analytic cond. $44.9074$
Root an. cond. $6.70130$
Motivic weight $5$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 25.1·3-s + 25·5-s − 49·7-s + 390.·9-s + 260.·11-s + 96.1·13-s + 629.·15-s − 328.·17-s + 560.·19-s − 1.23e3·21-s + 2.85e3·23-s + 625·25-s + 3.70e3·27-s + 4.17e3·29-s + 573.·31-s + 6.55e3·33-s − 1.22e3·35-s + 1.36e4·37-s + 2.42e3·39-s − 4.17e3·41-s + 5.02e3·43-s + 9.75e3·45-s − 1.20e4·47-s + 2.40e3·49-s − 8.26e3·51-s + 1.65e4·53-s + 6.51e3·55-s + ⋯
L(s)  = 1  + 1.61·3-s + 0.447·5-s − 0.377·7-s + 1.60·9-s + 0.649·11-s + 0.157·13-s + 0.721·15-s − 0.275·17-s + 0.356·19-s − 0.610·21-s + 1.12·23-s + 0.200·25-s + 0.978·27-s + 0.920·29-s + 0.107·31-s + 1.04·33-s − 0.169·35-s + 1.63·37-s + 0.254·39-s − 0.387·41-s + 0.414·43-s + 0.718·45-s − 0.794·47-s + 0.142·49-s − 0.445·51-s + 0.811·53-s + 0.290·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 280 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 280 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(280\)    =    \(2^{3} \cdot 5 \cdot 7\)
Sign: $1$
Analytic conductor: \(44.9074\)
Root analytic conductor: \(6.70130\)
Motivic weight: \(5\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 280,\ (\ :5/2),\ 1)\)

Particular Values

\(L(3)\) \(\approx\) \(4.288798830\)
\(L(\frac12)\) \(\approx\) \(4.288798830\)
\(L(\frac{7}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 - 25T \)
7 \( 1 + 49T \)
good3 \( 1 - 25.1T + 243T^{2} \)
11 \( 1 - 260.T + 1.61e5T^{2} \)
13 \( 1 - 96.1T + 3.71e5T^{2} \)
17 \( 1 + 328.T + 1.41e6T^{2} \)
19 \( 1 - 560.T + 2.47e6T^{2} \)
23 \( 1 - 2.85e3T + 6.43e6T^{2} \)
29 \( 1 - 4.17e3T + 2.05e7T^{2} \)
31 \( 1 - 573.T + 2.86e7T^{2} \)
37 \( 1 - 1.36e4T + 6.93e7T^{2} \)
41 \( 1 + 4.17e3T + 1.15e8T^{2} \)
43 \( 1 - 5.02e3T + 1.47e8T^{2} \)
47 \( 1 + 1.20e4T + 2.29e8T^{2} \)
53 \( 1 - 1.65e4T + 4.18e8T^{2} \)
59 \( 1 + 3.35e4T + 7.14e8T^{2} \)
61 \( 1 + 2.66e4T + 8.44e8T^{2} \)
67 \( 1 + 2.58e4T + 1.35e9T^{2} \)
71 \( 1 - 1.06e4T + 1.80e9T^{2} \)
73 \( 1 + 1.97e4T + 2.07e9T^{2} \)
79 \( 1 - 7.03e4T + 3.07e9T^{2} \)
83 \( 1 - 1.32e4T + 3.93e9T^{2} \)
89 \( 1 - 5.79e4T + 5.58e9T^{2} \)
97 \( 1 - 1.26e4T + 8.58e9T^{2} \)
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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

−10.81626938250773577290572222031, −9.661859022266648393372242455941, −9.164841206354382788615851662756, −8.295691267544376732587454430492, −7.25056847154449097280560911387, −6.23163925891571203453909847899, −4.59987628050868114513223644318, −3.39440550236445549284780588541, −2.52569653463138567642743720399, −1.21989225431456724424030529644, 1.21989225431456724424030529644, 2.52569653463138567642743720399, 3.39440550236445549284780588541, 4.59987628050868114513223644318, 6.23163925891571203453909847899, 7.25056847154449097280560911387, 8.295691267544376732587454430492, 9.164841206354382788615851662756, 9.661859022266648393372242455941, 10.81626938250773577290572222031

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