Properties

Label 2-7440-1.1-c1-0-61
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 $0$

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 − 8·29-s − 31-s − 2·33-s + 4·35-s − 2·37-s + 2·39-s + 6·41-s − 4·43-s + 45-s + 12·47-s + 9·49-s − 2·53-s − 2·55-s + 12·59-s − 8·61-s + 4·63-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 − 1.48·29-s − 0.179·31-s − 0.348·33-s + 0.676·35-s − 0.328·37-s + 0.320·39-s + 0.937·41-s − 0.609·43-s + 0.149·45-s + 1.75·47-s + 9/7·49-s − 0.274·53-s − 0.269·55-s + 1.56·59-s − 1.02·61-s + 0.503·63-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: \(0\)
Selberg data: \((2,\ 7440,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(3.651685651\)
\(L(\frac12)\) \(\approx\) \(3.651685651\)
\(L(\frac{3}{2})\) 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 \( 1 - 4 T + p T^{2} \) 1.7.ae
11 \( 1 + 2 T + p T^{2} \) 1.11.c
13 \( 1 - 2 T + p T^{2} \) 1.13.ac
17 \( 1 + p T^{2} \) 1.17.a
19 \( 1 + p T^{2} \) 1.19.a
23 \( 1 - 6 T + p T^{2} \) 1.23.ag
29 \( 1 + 8 T + p T^{2} \) 1.29.i
37 \( 1 + 2 T + p T^{2} \) 1.37.c
41 \( 1 - 6 T + p T^{2} \) 1.41.ag
43 \( 1 + 4 T + p T^{2} \) 1.43.e
47 \( 1 - 12 T + p T^{2} \) 1.47.am
53 \( 1 + 2 T + p T^{2} \) 1.53.c
59 \( 1 - 12 T + p T^{2} \) 1.59.am
61 \( 1 + 8 T + p T^{2} \) 1.61.i
67 \( 1 - 4 T + p T^{2} \) 1.67.ae
71 \( 1 - 8 T + p T^{2} \) 1.71.ai
73 \( 1 - 4 T + p T^{2} \) 1.73.ae
79 \( 1 + 4 T + p T^{2} \) 1.79.e
83 \( 1 - 16 T + p T^{2} \) 1.83.aq
89 \( 1 + 2 T + p T^{2} \) 1.89.c
97 \( 1 + 2 T + p T^{2} \) 1.97.c
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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

−7.83712248826493131187615567446, −7.44712941898896512136688416287, −6.60400770506928135280069672615, −5.54005383384359907134887755926, −5.19567794443771804849304678849, −4.33278575036573689680287218625, −3.55185762549580308047168023091, −2.53123061130001531890197266968, −1.87253803290458407246424528014, −0.994538679216161087291978332008, 0.994538679216161087291978332008, 1.87253803290458407246424528014, 2.53123061130001531890197266968, 3.55185762549580308047168023091, 4.33278575036573689680287218625, 5.19567794443771804849304678849, 5.54005383384359907134887755926, 6.60400770506928135280069672615, 7.44712941898896512136688416287, 7.83712248826493131187615567446

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