Properties

Label 2-490-1.1-c3-0-36
Degree $2$
Conductor $490$
Sign $-1$
Analytic cond. $28.9109$
Root an. cond. $5.37688$
Motivic weight $3$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2·2-s + 3-s + 4·4-s − 5·5-s + 2·6-s + 8·8-s − 26·9-s − 10·10-s − 30·11-s + 4·12-s + 44·13-s − 5·15-s + 16·16-s − 24·17-s − 52·18-s + 2·19-s − 20·20-s − 60·22-s − 183·23-s + 8·24-s + 25·25-s + 88·26-s − 53·27-s − 279·29-s − 10·30-s − 40·31-s + 32·32-s + ⋯
L(s)  = 1  + 0.707·2-s + 0.192·3-s + 1/2·4-s − 0.447·5-s + 0.136·6-s + 0.353·8-s − 0.962·9-s − 0.316·10-s − 0.822·11-s + 0.0962·12-s + 0.938·13-s − 0.0860·15-s + 1/4·16-s − 0.342·17-s − 0.680·18-s + 0.0241·19-s − 0.223·20-s − 0.581·22-s − 1.65·23-s + 0.0680·24-s + 1/5·25-s + 0.663·26-s − 0.377·27-s − 1.78·29-s − 0.0608·30-s − 0.231·31-s + 0.176·32-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 490 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 490 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(490\)    =    \(2 \cdot 5 \cdot 7^{2}\)
Sign: $-1$
Analytic conductor: \(28.9109\)
Root analytic conductor: \(5.37688\)
Motivic weight: \(3\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 490,\ (\ :3/2),\ -1)\)

Particular Values

\(L(2)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - p T \)
5 \( 1 + p T \)
7 \( 1 \)
good3 \( 1 - T + p^{3} T^{2} \)
11 \( 1 + 30 T + p^{3} T^{2} \)
13 \( 1 - 44 T + p^{3} T^{2} \)
17 \( 1 + 24 T + p^{3} T^{2} \)
19 \( 1 - 2 T + p^{3} T^{2} \)
23 \( 1 + 183 T + p^{3} T^{2} \)
29 \( 1 + 279 T + p^{3} T^{2} \)
31 \( 1 + 40 T + p^{3} T^{2} \)
37 \( 1 + 76 T + p^{3} T^{2} \)
41 \( 1 + 423 T + p^{3} T^{2} \)
43 \( 1 - 305 T + p^{3} T^{2} \)
47 \( 1 - 456 T + p^{3} T^{2} \)
53 \( 1 + 198 T + p^{3} T^{2} \)
59 \( 1 + 462 T + p^{3} T^{2} \)
61 \( 1 - 281 T + p^{3} T^{2} \)
67 \( 1 + 499 T + p^{3} T^{2} \)
71 \( 1 + 534 T + p^{3} T^{2} \)
73 \( 1 - 800 T + p^{3} T^{2} \)
79 \( 1 + 10 p T + p^{3} T^{2} \)
83 \( 1 + 597 T + p^{3} T^{2} \)
89 \( 1 - 1017 T + p^{3} T^{2} \)
97 \( 1 + 1330 T + p^{3} T^{2} \)
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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

−10.38166331653777360446089994101, −9.063009495112211704355361125741, −8.186613377546532040796367724073, −7.41342166951706331423825958947, −6.10715508185741108634646563156, −5.44743905038438995143515406801, −4.13056484692384285928622488378, −3.25318206359597413555533974387, −2.02790619042893604715846005225, 0, 2.02790619042893604715846005225, 3.25318206359597413555533974387, 4.13056484692384285928622488378, 5.44743905038438995143515406801, 6.10715508185741108634646563156, 7.41342166951706331423825958947, 8.186613377546532040796367724073, 9.063009495112211704355361125741, 10.38166331653777360446089994101

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