Properties

Label 2-7440-1.1-c1-0-102
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 + 7-s + 9-s + 3·11-s + 2·13-s − 15-s − 5·19-s − 21-s − 9·23-s + 25-s − 27-s − 31-s − 3·33-s + 35-s + 8·37-s − 2·39-s − 11·43-s + 45-s + 6·47-s − 6·49-s − 9·53-s + 3·55-s + 5·57-s − 6·59-s − 10·61-s + 63-s + ⋯
L(s)  = 1  − 0.577·3-s + 0.447·5-s + 0.377·7-s + 1/3·9-s + 0.904·11-s + 0.554·13-s − 0.258·15-s − 1.14·19-s − 0.218·21-s − 1.87·23-s + 1/5·25-s − 0.192·27-s − 0.179·31-s − 0.522·33-s + 0.169·35-s + 1.31·37-s − 0.320·39-s − 1.67·43-s + 0.149·45-s + 0.875·47-s − 6/7·49-s − 1.23·53-s + 0.404·55-s + 0.662·57-s − 0.781·59-s − 1.28·61-s + 0.125·63-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)$Isogeny Class over $\mathbf{F}_p$
bad2 \( 1 \)
3 \( 1 + T \)
5 \( 1 - T \)
31 \( 1 + T \)
good7 \( 1 - T + p T^{2} \) 1.7.ab
11 \( 1 - 3 T + p T^{2} \) 1.11.ad
13 \( 1 - 2 T + p T^{2} \) 1.13.ac
17 \( 1 + p T^{2} \) 1.17.a
19 \( 1 + 5 T + p T^{2} \) 1.19.f
23 \( 1 + 9 T + p T^{2} \) 1.23.j
29 \( 1 + p T^{2} \) 1.29.a
37 \( 1 - 8 T + p T^{2} \) 1.37.ai
41 \( 1 + p T^{2} \) 1.41.a
43 \( 1 + 11 T + p T^{2} \) 1.43.l
47 \( 1 - 6 T + p T^{2} \) 1.47.ag
53 \( 1 + 9 T + p T^{2} \) 1.53.j
59 \( 1 + 6 T + p T^{2} \) 1.59.g
61 \( 1 + 10 T + p T^{2} \) 1.61.k
67 \( 1 + 14 T + p T^{2} \) 1.67.o
71 \( 1 + 9 T + p T^{2} \) 1.71.j
73 \( 1 + T + p T^{2} \) 1.73.b
79 \( 1 - T + p T^{2} \) 1.79.ab
83 \( 1 - 12 T + p T^{2} \) 1.83.am
89 \( 1 + 9 T + p T^{2} \) 1.89.j
97 \( 1 - 14 T + p T^{2} \) 1.97.ao
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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

−7.61023220700089171590357573164, −6.49013802337263731192870412097, −6.27737996598791397595787420575, −5.62366701115997278650629655733, −4.55940159613077654972365791268, −4.19330117938825177351727503547, −3.18912859696098795082984999010, −1.96902273126241198885408503153, −1.41017143710842771412297459165, 0, 1.41017143710842771412297459165, 1.96902273126241198885408503153, 3.18912859696098795082984999010, 4.19330117938825177351727503547, 4.55940159613077654972365791268, 5.62366701115997278650629655733, 6.27737996598791397595787420575, 6.49013802337263731192870412097, 7.61023220700089171590357573164

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