Properties

Label 2-7440-1.1-c1-0-101
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 − 6·13-s − 15-s − 4·17-s − 19-s + 21-s + 3·23-s + 25-s + 27-s + 8·29-s + 31-s + 3·33-s − 35-s − 12·37-s − 6·39-s − 9·43-s − 45-s + 2·47-s − 6·49-s − 4·51-s − 53-s − 3·55-s − 57-s + ⋯
L(s)  = 1  + 0.577·3-s − 0.447·5-s + 0.377·7-s + 1/3·9-s + 0.904·11-s − 1.66·13-s − 0.258·15-s − 0.970·17-s − 0.229·19-s + 0.218·21-s + 0.625·23-s + 1/5·25-s + 0.192·27-s + 1.48·29-s + 0.179·31-s + 0.522·33-s − 0.169·35-s − 1.97·37-s − 0.960·39-s − 1.37·43-s − 0.149·45-s + 0.291·47-s − 6/7·49-s − 0.560·51-s − 0.137·53-s − 0.404·55-s − 0.132·57-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 \( 1 + 6 T + p T^{2} \) 1.13.g
17 \( 1 + 4 T + p T^{2} \) 1.17.e
19 \( 1 + T + p T^{2} \) 1.19.b
23 \( 1 - 3 T + p T^{2} \) 1.23.ad
29 \( 1 - 8 T + p T^{2} \) 1.29.ai
37 \( 1 + 12 T + p T^{2} \) 1.37.m
41 \( 1 + p T^{2} \) 1.41.a
43 \( 1 + 9 T + p T^{2} \) 1.43.j
47 \( 1 - 2 T + p T^{2} \) 1.47.ac
53 \( 1 + T + p T^{2} \) 1.53.b
59 \( 1 + 6 T + p T^{2} \) 1.59.g
61 \( 1 - 10 T + p T^{2} \) 1.61.ak
67 \( 1 + 2 T + p T^{2} \) 1.67.c
71 \( 1 + 3 T + p T^{2} \) 1.71.d
73 \( 1 - T + p T^{2} \) 1.73.ab
79 \( 1 - 7 T + p T^{2} \) 1.79.ah
83 \( 1 + 12 T + p T^{2} \) 1.83.m
89 \( 1 + 5 T + p T^{2} \) 1.89.f
97 \( 1 - 2 T + p T^{2} \) 1.97.ac
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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

−7.51307330127334681623695326989, −6.88737159726099618840894684259, −6.48935354584100209972404930340, −5.10183612013785584425561585854, −4.74401750017326714183781191498, −3.96014365990342157329614922367, −3.08871100539544499737162747792, −2.31533490436427976694050305447, −1.40461946060936575756399815851, 0, 1.40461946060936575756399815851, 2.31533490436427976694050305447, 3.08871100539544499737162747792, 3.96014365990342157329614922367, 4.74401750017326714183781191498, 5.10183612013785584425561585854, 6.48935354584100209972404930340, 6.88737159726099618840894684259, 7.51307330127334681623695326989

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