Properties

Label 2-3440-215.214-c0-0-1
Degree $2$
Conductor $3440$
Sign $1$
Analytic cond. $1.71678$
Root an. cond. $1.31026$
Motivic weight $0$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 1.80·3-s − 5-s + 1.24·7-s + 2.24·9-s + 0.445·11-s + 1.80·15-s − 2.24·21-s + 25-s − 2.24·27-s − 1.24·31-s − 0.801·33-s − 1.24·35-s + 0.445·37-s − 1.80·41-s + 43-s − 2.24·45-s + 0.554·49-s − 0.445·55-s + 1.80·59-s + 2.80·63-s + 1.80·73-s − 1.80·75-s + 0.554·77-s + 0.445·79-s + 1.80·81-s + 2.24·93-s + 99-s + ⋯
L(s)  = 1  − 1.80·3-s − 5-s + 1.24·7-s + 2.24·9-s + 0.445·11-s + 1.80·15-s − 2.24·21-s + 25-s − 2.24·27-s − 1.24·31-s − 0.801·33-s − 1.24·35-s + 0.445·37-s − 1.80·41-s + 43-s − 2.24·45-s + 0.554·49-s − 0.445·55-s + 1.80·59-s + 2.80·63-s + 1.80·73-s − 1.80·75-s + 0.554·77-s + 0.445·79-s + 1.80·81-s + 2.24·93-s + 99-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 3440 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 3440 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(3440\)    =    \(2^{4} \cdot 5 \cdot 43\)
Sign: $1$
Analytic conductor: \(1.71678\)
Root analytic conductor: \(1.31026\)
Motivic weight: \(0\)
Rational: no
Arithmetic: yes
Character: $\chi_{3440} (3009, \cdot )$
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 3440,\ (\ :0),\ 1)\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(0.6457373832\)
\(L(\frac12)\) \(\approx\) \(0.6457373832\)
\(L(1)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 + T \)
43 \( 1 - T \)
good3 \( 1 + 1.80T + T^{2} \)
7 \( 1 - 1.24T + T^{2} \)
11 \( 1 - 0.445T + T^{2} \)
13 \( 1 - T^{2} \)
17 \( 1 - T^{2} \)
19 \( 1 - T^{2} \)
23 \( 1 - T^{2} \)
29 \( 1 - T^{2} \)
31 \( 1 + 1.24T + T^{2} \)
37 \( 1 - 0.445T + T^{2} \)
41 \( 1 + 1.80T + T^{2} \)
47 \( 1 - T^{2} \)
53 \( 1 - T^{2} \)
59 \( 1 - 1.80T + T^{2} \)
61 \( 1 - T^{2} \)
67 \( 1 - T^{2} \)
71 \( 1 - T^{2} \)
73 \( 1 - 1.80T + T^{2} \)
79 \( 1 - 0.445T + T^{2} \)
83 \( 1 - T^{2} \)
89 \( 1 - T^{2} \)
97 \( 1 - T^{2} \)
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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

−8.632676044294980042462778108988, −7.87536422970996377564703514695, −7.16445325541494103558513809931, −6.59090455210949658555848215373, −5.58973859155163287801339255573, −5.03174172455578800406646774494, −4.37714525939965876373810290205, −3.63958299228820204685109544033, −1.86687964995406216574829873868, −0.799178317613072066596658265775, 0.799178317613072066596658265775, 1.86687964995406216574829873868, 3.63958299228820204685109544033, 4.37714525939965876373810290205, 5.03174172455578800406646774494, 5.58973859155163287801339255573, 6.59090455210949658555848215373, 7.16445325541494103558513809931, 7.87536422970996377564703514695, 8.632676044294980042462778108988

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