Properties

Label 2-3870-1.1-c1-0-51
Degree $2$
Conductor $3870$
Sign $-1$
Analytic cond. $30.9021$
Root an. cond. $5.55896$
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  − 2-s + 4-s + 5-s − 8-s − 10-s − 6·13-s + 16-s + 2·17-s + 2·19-s + 20-s − 6·23-s + 25-s + 6·26-s + 6·29-s + 4·31-s − 32-s − 2·34-s − 8·37-s − 2·38-s − 40-s + 8·41-s + 43-s + 6·46-s − 6·47-s − 7·49-s − 50-s − 6·52-s + ⋯
L(s)  = 1  − 0.707·2-s + 1/2·4-s + 0.447·5-s − 0.353·8-s − 0.316·10-s − 1.66·13-s + 1/4·16-s + 0.485·17-s + 0.458·19-s + 0.223·20-s − 1.25·23-s + 1/5·25-s + 1.17·26-s + 1.11·29-s + 0.718·31-s − 0.176·32-s − 0.342·34-s − 1.31·37-s − 0.324·38-s − 0.158·40-s + 1.24·41-s + 0.152·43-s + 0.884·46-s − 0.875·47-s − 49-s − 0.141·50-s − 0.832·52-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 3870 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 3870 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(3870\)    =    \(2 \cdot 3^{2} \cdot 5 \cdot 43\)
Sign: $-1$
Analytic conductor: \(30.9021\)
Root analytic conductor: \(5.55896\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 3870,\ (\ :1/2),\ -1)\)

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 \( 1 + T \)
3 \( 1 \)
5 \( 1 - T \)
43 \( 1 - T \)
good7 \( 1 + p T^{2} \) 1.7.a
11 \( 1 + p T^{2} \) 1.11.a
13 \( 1 + 6 T + p T^{2} \) 1.13.g
17 \( 1 - 2 T + p T^{2} \) 1.17.ac
19 \( 1 - 2 T + p T^{2} \) 1.19.ac
23 \( 1 + 6 T + p T^{2} \) 1.23.g
29 \( 1 - 6 T + p T^{2} \) 1.29.ag
31 \( 1 - 4 T + p T^{2} \) 1.31.ae
37 \( 1 + 8 T + p T^{2} \) 1.37.i
41 \( 1 - 8 T + p T^{2} \) 1.41.ai
47 \( 1 + 6 T + p T^{2} \) 1.47.g
53 \( 1 - 6 T + p T^{2} \) 1.53.ag
59 \( 1 + 4 T + p T^{2} \) 1.59.e
61 \( 1 + 14 T + p T^{2} \) 1.61.o
67 \( 1 + 4 T + p T^{2} \) 1.67.e
71 \( 1 - 8 T + p T^{2} \) 1.71.ai
73 \( 1 + 4 T + p T^{2} \) 1.73.e
79 \( 1 + 12 T + p T^{2} \) 1.79.m
83 \( 1 - 2 T + p T^{2} \) 1.83.ac
89 \( 1 + 14 T + p T^{2} \) 1.89.o
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

−8.051470358054136586316421886008, −7.52593468876486739720724706373, −6.75573341610714840435683996055, −5.99999165406287249436113944715, −5.17614001782241541949260714552, −4.39291381804000425457006739084, −3.11463343359998205776003085961, −2.39803536498236636575226370348, −1.39056762545021354456166675646, 0, 1.39056762545021354456166675646, 2.39803536498236636575226370348, 3.11463343359998205776003085961, 4.39291381804000425457006739084, 5.17614001782241541949260714552, 5.99999165406287249436113944715, 6.75573341610714840435683996055, 7.52593468876486739720724706373, 8.051470358054136586316421886008

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