Properties

Label 2-6240-1.1-c1-0-79
Degree $2$
Conductor $6240$
Sign $-1$
Analytic cond. $49.8266$
Root an. cond. $7.05879$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 3-s − 5-s + 9-s − 4·11-s + 13-s − 15-s + 6·17-s − 4·19-s + 25-s + 27-s + 2·29-s − 8·31-s − 4·33-s + 6·37-s + 39-s − 10·41-s + 4·43-s − 45-s − 8·47-s − 7·49-s + 6·51-s + 6·53-s + 4·55-s − 4·57-s + 12·59-s − 10·61-s − 65-s + ⋯
L(s)  = 1  + 0.577·3-s − 0.447·5-s + 1/3·9-s − 1.20·11-s + 0.277·13-s − 0.258·15-s + 1.45·17-s − 0.917·19-s + 1/5·25-s + 0.192·27-s + 0.371·29-s − 1.43·31-s − 0.696·33-s + 0.986·37-s + 0.160·39-s − 1.56·41-s + 0.609·43-s − 0.149·45-s − 1.16·47-s − 49-s + 0.840·51-s + 0.824·53-s + 0.539·55-s − 0.529·57-s + 1.56·59-s − 1.28·61-s − 0.124·65-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 6240 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 6240 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(6240\)    =    \(2^{5} \cdot 3 \cdot 5 \cdot 13\)
Sign: $-1$
Analytic conductor: \(49.8266\)
Root analytic conductor: \(7.05879\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 6240,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) 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 \( 1 - T \)
5 \( 1 + T \)
13 \( 1 - T \)
good7 \( 1 + p T^{2} \)
11 \( 1 + 4 T + p T^{2} \)
17 \( 1 - 6 T + p T^{2} \)
19 \( 1 + 4 T + p T^{2} \)
23 \( 1 + p T^{2} \)
29 \( 1 - 2 T + p T^{2} \)
31 \( 1 + 8 T + p T^{2} \)
37 \( 1 - 6 T + p T^{2} \)
41 \( 1 + 10 T + p T^{2} \)
43 \( 1 - 4 T + p T^{2} \)
47 \( 1 + 8 T + p T^{2} \)
53 \( 1 - 6 T + p T^{2} \)
59 \( 1 - 12 T + p T^{2} \)
61 \( 1 + 10 T + p T^{2} \)
67 \( 1 - 4 T + p T^{2} \)
71 \( 1 + 12 T + p T^{2} \)
73 \( 1 + 2 T + p T^{2} \)
79 \( 1 + 8 T + p T^{2} \)
83 \( 1 - 8 T + p T^{2} \)
89 \( 1 + 2 T + p T^{2} \)
97 \( 1 - 6 T + p T^{2} \)
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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

−7.77570422040689307913155013041, −7.22407121065001314998792863678, −6.30669946708399073289919407171, −5.47284982755510309041547227069, −4.81511853136599012806047109161, −3.87028623304558581738204600257, −3.22807811916170197570085757388, −2.43846841180612958383104846332, −1.38864283232714263424235202368, 0, 1.38864283232714263424235202368, 2.43846841180612958383104846332, 3.22807811916170197570085757388, 3.87028623304558581738204600257, 4.81511853136599012806047109161, 5.47284982755510309041547227069, 6.30669946708399073289919407171, 7.22407121065001314998792863678, 7.77570422040689307913155013041

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