Properties

Label 2-3840-1.1-c1-0-57
Degree $2$
Conductor $3840$
Sign $-1$
Analytic cond. $30.6625$
Root an. cond. $5.53737$
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 + 2·7-s + 9-s + 4·11-s − 15-s − 6·17-s − 4·19-s − 2·21-s − 4·23-s + 25-s − 27-s − 6·29-s − 10·31-s − 4·33-s + 2·35-s − 4·37-s − 10·41-s − 4·43-s + 45-s + 4·47-s − 3·49-s + 6·51-s + 10·53-s + 4·55-s + 4·57-s + 8·59-s + ⋯
L(s)  = 1  − 0.577·3-s + 0.447·5-s + 0.755·7-s + 1/3·9-s + 1.20·11-s − 0.258·15-s − 1.45·17-s − 0.917·19-s − 0.436·21-s − 0.834·23-s + 1/5·25-s − 0.192·27-s − 1.11·29-s − 1.79·31-s − 0.696·33-s + 0.338·35-s − 0.657·37-s − 1.56·41-s − 0.609·43-s + 0.149·45-s + 0.583·47-s − 3/7·49-s + 0.840·51-s + 1.37·53-s + 0.539·55-s + 0.529·57-s + 1.04·59-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 3840 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 3840 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(3840\)    =    \(2^{8} \cdot 3 \cdot 5\)
Sign: $-1$
Analytic conductor: \(30.6625\)
Root analytic conductor: \(5.53737\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 3840,\ (\ :1/2),\ -1)\)

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 \( 1 - T \)
good7 \( 1 - 2 T + p T^{2} \) 1.7.ac
11 \( 1 - 4 T + p T^{2} \) 1.11.ae
13 \( 1 + p T^{2} \) 1.13.a
17 \( 1 + 6 T + p T^{2} \) 1.17.g
19 \( 1 + 4 T + p T^{2} \) 1.19.e
23 \( 1 + 4 T + p T^{2} \) 1.23.e
29 \( 1 + 6 T + p T^{2} \) 1.29.g
31 \( 1 + 10 T + p T^{2} \) 1.31.k
37 \( 1 + 4 T + p T^{2} \) 1.37.e
41 \( 1 + 10 T + p T^{2} \) 1.41.k
43 \( 1 + 4 T + p T^{2} \) 1.43.e
47 \( 1 - 4 T + p T^{2} \) 1.47.ae
53 \( 1 - 10 T + p T^{2} \) 1.53.ak
59 \( 1 - 8 T + p T^{2} \) 1.59.ai
61 \( 1 + 8 T + p T^{2} \) 1.61.i
67 \( 1 - 12 T + p T^{2} \) 1.67.am
71 \( 1 + 4 T + p T^{2} \) 1.71.e
73 \( 1 + 10 T + p T^{2} \) 1.73.k
79 \( 1 - 14 T + p T^{2} \) 1.79.ao
83 \( 1 + p T^{2} \) 1.83.a
89 \( 1 + 14 T + p T^{2} \) 1.89.o
97 \( 1 + 10 T + p T^{2} \) 1.97.k
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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

−8.270917125474520850097840052750, −7.09729515256919282004979746314, −6.72124935793995043616909418558, −5.85966818538757126585632437137, −5.18917018861302563909076214060, −4.28438537927342418401479730208, −3.71374910316435715607958883017, −2.08955780119710972105737730244, −1.62807832443618618694487017392, 0, 1.62807832443618618694487017392, 2.08955780119710972105737730244, 3.71374910316435715607958883017, 4.28438537927342418401479730208, 5.18917018861302563909076214060, 5.85966818538757126585632437137, 6.72124935793995043616909418558, 7.09729515256919282004979746314, 8.270917125474520850097840052750

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