Properties

Label 2-7440-1.1-c1-0-71
Degree $2$
Conductor $7440$
Sign $-1$
Analytic cond. $59.4086$
Root an. cond. $7.70770$
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 − 4·7-s + 9-s − 2·11-s + 2·13-s − 15-s + 4·21-s + 6·23-s + 25-s − 27-s − 31-s + 2·33-s − 4·35-s − 2·37-s − 2·39-s − 10·41-s + 4·43-s + 45-s − 4·47-s + 9·49-s + 6·53-s − 2·55-s + 4·59-s − 4·63-s + 2·65-s − 4·67-s + ⋯
L(s)  = 1  − 0.577·3-s + 0.447·5-s − 1.51·7-s + 1/3·9-s − 0.603·11-s + 0.554·13-s − 0.258·15-s + 0.872·21-s + 1.25·23-s + 1/5·25-s − 0.192·27-s − 0.179·31-s + 0.348·33-s − 0.676·35-s − 0.328·37-s − 0.320·39-s − 1.56·41-s + 0.609·43-s + 0.149·45-s − 0.583·47-s + 9/7·49-s + 0.824·53-s − 0.269·55-s + 0.520·59-s − 0.503·63-s + 0.248·65-s − 0.488·67-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 7440 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 7440 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(7440\)    =    \(2^{4} \cdot 3 \cdot 5 \cdot 31\)
Sign: $-1$
Analytic conductor: \(59.4086\)
Root analytic conductor: \(7.70770\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 7440,\ (\ :1/2),\ -1)\)

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 \( 1 - T \)
31 \( 1 + T \)
good7 \( 1 + 4 T + p T^{2} \)
11 \( 1 + 2 T + p T^{2} \)
13 \( 1 - 2 T + p T^{2} \)
17 \( 1 + p T^{2} \)
19 \( 1 + p T^{2} \)
23 \( 1 - 6 T + p T^{2} \)
29 \( 1 + p T^{2} \)
37 \( 1 + 2 T + p T^{2} \)
41 \( 1 + 10 T + p T^{2} \)
43 \( 1 - 4 T + p T^{2} \)
47 \( 1 + 4 T + p T^{2} \)
53 \( 1 - 6 T + p T^{2} \)
59 \( 1 - 4 T + p T^{2} \)
61 \( 1 + p T^{2} \)
67 \( 1 + 4 T + p T^{2} \)
71 \( 1 - 16 T + p T^{2} \)
73 \( 1 - 4 T + p T^{2} \)
79 \( 1 + 4 T + p T^{2} \)
83 \( 1 + 8 T + p T^{2} \)
89 \( 1 - 6 T + p T^{2} \)
97 \( 1 - 14 T + p T^{2} \)
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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

−7.29105298989983275992068007032, −6.72894435186364961332071079248, −6.23423929862337622286090654579, −5.47802005449241644225921660983, −4.93759904683066851434658135737, −3.80408279527960267052491713845, −3.18634418891858249138409829204, −2.33161002708194670003999099647, −1.10097355699912521743745426647, 0, 1.10097355699912521743745426647, 2.33161002708194670003999099647, 3.18634418891858249138409829204, 3.80408279527960267052491713845, 4.93759904683066851434658135737, 5.47802005449241644225921660983, 6.23423929862337622286090654579, 6.72894435186364961332071079248, 7.29105298989983275992068007032

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