Properties

Label 2-2240-1.1-c1-0-7
Degree $2$
Conductor $2240$
Sign $1$
Analytic cond. $17.8864$
Root an. cond. $4.22924$
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 + 7-s − 2·9-s − 5·11-s − 13-s − 15-s + 3·17-s − 6·19-s − 21-s + 6·23-s + 25-s + 5·27-s + 9·29-s + 5·33-s + 35-s − 6·37-s + 39-s + 8·41-s + 6·43-s − 2·45-s − 3·47-s + 49-s − 3·51-s + 12·53-s − 5·55-s + 6·57-s + ⋯
L(s)  = 1  − 0.577·3-s + 0.447·5-s + 0.377·7-s − 2/3·9-s − 1.50·11-s − 0.277·13-s − 0.258·15-s + 0.727·17-s − 1.37·19-s − 0.218·21-s + 1.25·23-s + 1/5·25-s + 0.962·27-s + 1.67·29-s + 0.870·33-s + 0.169·35-s − 0.986·37-s + 0.160·39-s + 1.24·41-s + 0.914·43-s − 0.298·45-s − 0.437·47-s + 1/7·49-s − 0.420·51-s + 1.64·53-s − 0.674·55-s + 0.794·57-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2240 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2240\)    =    \(2^{6} \cdot 5 \cdot 7\)
Sign: $1$
Analytic conductor: \(17.8864\)
Root analytic conductor: \(4.22924\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2240,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.267433643\)
\(L(\frac12)\) \(\approx\) \(1.267433643\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 - T \)
7 \( 1 - T \)
good3 \( 1 + T + p T^{2} \)
11 \( 1 + 5 T + p T^{2} \)
13 \( 1 + T + p T^{2} \)
17 \( 1 - 3 T + p T^{2} \)
19 \( 1 + 6 T + p T^{2} \)
23 \( 1 - 6 T + p T^{2} \)
29 \( 1 - 9 T + p T^{2} \)
31 \( 1 + p T^{2} \)
37 \( 1 + 6 T + p T^{2} \)
41 \( 1 - 8 T + p T^{2} \)
43 \( 1 - 6 T + p T^{2} \)
47 \( 1 + 3 T + p T^{2} \)
53 \( 1 - 12 T + p T^{2} \)
59 \( 1 - 8 T + p T^{2} \)
61 \( 1 - 4 T + p T^{2} \)
67 \( 1 + 4 T + p T^{2} \)
71 \( 1 + 8 T + p T^{2} \)
73 \( 1 - 10 T + p T^{2} \)
79 \( 1 - 3 T + p T^{2} \)
83 \( 1 + 12 T + p T^{2} \)
89 \( 1 + 16 T + p T^{2} \)
97 \( 1 - 7 T + p T^{2} \)
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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

−8.830045079895624675979380363550, −8.389727313066474394234784453414, −7.47320461628172485062800558626, −6.62516017863013169349321112564, −5.71012569325521424791956643699, −5.22465963352202663879592762973, −4.44994957570517170152202331319, −2.98004661899199231115437847100, −2.31436414126049041586401831975, −0.73530382675733263946372082289, 0.73530382675733263946372082289, 2.31436414126049041586401831975, 2.98004661899199231115437847100, 4.44994957570517170152202331319, 5.22465963352202663879592762973, 5.71012569325521424791956643699, 6.62516017863013169349321112564, 7.47320461628172485062800558626, 8.389727313066474394234784453414, 8.830045079895624675979380363550

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