Properties

Label 2-2240-1.1-c1-0-14
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  + 5-s − 7-s − 3·9-s + 4·11-s − 2·13-s + 6·17-s − 4·19-s + 8·23-s + 25-s − 6·29-s − 35-s − 10·37-s + 10·41-s + 12·43-s − 3·45-s + 49-s + 6·53-s + 4·55-s + 12·59-s − 2·61-s + 3·63-s − 2·65-s + 4·67-s + 12·71-s − 10·73-s − 4·77-s + 4·79-s + ⋯
L(s)  = 1  + 0.447·5-s − 0.377·7-s − 9-s + 1.20·11-s − 0.554·13-s + 1.45·17-s − 0.917·19-s + 1.66·23-s + 1/5·25-s − 1.11·29-s − 0.169·35-s − 1.64·37-s + 1.56·41-s + 1.82·43-s − 0.447·45-s + 1/7·49-s + 0.824·53-s + 0.539·55-s + 1.56·59-s − 0.256·61-s + 0.377·63-s − 0.248·65-s + 0.488·67-s + 1.42·71-s − 1.17·73-s − 0.455·77-s + 0.450·79-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

\(L(1)\) \(\approx\) \(1.823392542\)
\(L(\frac12)\) \(\approx\) \(1.823392542\)
\(L(\frac{3}{2})\) 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 \( 1 + p T^{2} \)
11 \( 1 - 4 T + p T^{2} \)
13 \( 1 + 2 T + p T^{2} \)
17 \( 1 - 6 T + p T^{2} \)
19 \( 1 + 4 T + p T^{2} \)
23 \( 1 - 8 T + p T^{2} \)
29 \( 1 + 6 T + p T^{2} \)
31 \( 1 + p T^{2} \)
37 \( 1 + 10 T + p T^{2} \)
41 \( 1 - 10 T + p T^{2} \)
43 \( 1 - 12 T + p T^{2} \)
47 \( 1 + p T^{2} \)
53 \( 1 - 6 T + p T^{2} \)
59 \( 1 - 12 T + p T^{2} \)
61 \( 1 + 2 T + p T^{2} \)
67 \( 1 - 4 T + p T^{2} \)
71 \( 1 - 12 T + p T^{2} \)
73 \( 1 + 10 T + p T^{2} \)
79 \( 1 - 4 T + p T^{2} \)
83 \( 1 + p T^{2} \)
89 \( 1 - 18 T + p T^{2} \)
97 \( 1 + 10 T + p T^{2} \)
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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

−9.187225597375106708489731721786, −8.417589260818054771104729716468, −7.37243974974671682839526925945, −6.71587041632029966830258649128, −5.79311744359521732356727701248, −5.30380928242354662070686082447, −4.05557494890148995121270932880, −3.21199274145712931199180881237, −2.24903032243261477802323164785, −0.892598199057904506325797054206, 0.892598199057904506325797054206, 2.24903032243261477802323164785, 3.21199274145712931199180881237, 4.05557494890148995121270932880, 5.30380928242354662070686082447, 5.79311744359521732356727701248, 6.71587041632029966830258649128, 7.37243974974671682839526925945, 8.417589260818054771104729716468, 9.187225597375106708489731721786

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