Properties

Label 2-3420-1.1-c1-0-5
Degree $2$
Conductor $3420$
Sign $1$
Analytic cond. $27.3088$
Root an. cond. $5.22578$
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 − 2·7-s − 4·13-s + 2·17-s − 19-s + 6·23-s + 25-s + 2·29-s − 2·35-s − 4·37-s − 2·41-s + 2·43-s + 6·47-s − 3·49-s + 12·53-s + 4·59-s + 6·61-s − 4·65-s + 12·67-s − 2·73-s + 6·83-s + 2·85-s + 14·89-s + 8·91-s − 95-s + 8·97-s − 10·101-s + ⋯
L(s)  = 1  + 0.447·5-s − 0.755·7-s − 1.10·13-s + 0.485·17-s − 0.229·19-s + 1.25·23-s + 1/5·25-s + 0.371·29-s − 0.338·35-s − 0.657·37-s − 0.312·41-s + 0.304·43-s + 0.875·47-s − 3/7·49-s + 1.64·53-s + 0.520·59-s + 0.768·61-s − 0.496·65-s + 1.46·67-s − 0.234·73-s + 0.658·83-s + 0.216·85-s + 1.48·89-s + 0.838·91-s − 0.102·95-s + 0.812·97-s − 0.995·101-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 3420 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 3420 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(3420\)    =    \(2^{2} \cdot 3^{2} \cdot 5 \cdot 19\)
Sign: $1$
Analytic conductor: \(27.3088\)
Root analytic conductor: \(5.22578\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 3420,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.684506805\)
\(L(\frac12)\) \(\approx\) \(1.684506805\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 \)
5 \( 1 - T \)
19 \( 1 + T \)
good7 \( 1 + 2 T + p T^{2} \)
11 \( 1 + p T^{2} \)
13 \( 1 + 4 T + p T^{2} \)
17 \( 1 - 2 T + p T^{2} \)
23 \( 1 - 6 T + p T^{2} \)
29 \( 1 - 2 T + p T^{2} \)
31 \( 1 + p T^{2} \)
37 \( 1 + 4 T + p T^{2} \)
41 \( 1 + 2 T + p T^{2} \)
43 \( 1 - 2 T + p T^{2} \)
47 \( 1 - 6 T + p T^{2} \)
53 \( 1 - 12 T + p T^{2} \)
59 \( 1 - 4 T + p T^{2} \)
61 \( 1 - 6 T + p T^{2} \)
67 \( 1 - 12 T + p T^{2} \)
71 \( 1 + p T^{2} \)
73 \( 1 + 2 T + p T^{2} \)
79 \( 1 + p T^{2} \)
83 \( 1 - 6 T + p T^{2} \)
89 \( 1 - 14 T + p T^{2} \)
97 \( 1 - 8 T + p T^{2} \)
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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

−8.781070552959257577208804589983, −7.77202455346981741431783987789, −7.01222136762435827798054936680, −6.49124677439142411120091764623, −5.48601239916056582187808892036, −4.95569243410605872203572415004, −3.84968448773156771376028721915, −2.94968445495291061004688085463, −2.16615349123070617018883400977, −0.75756018194514963077733170638, 0.75756018194514963077733170638, 2.16615349123070617018883400977, 2.94968445495291061004688085463, 3.84968448773156771376028721915, 4.95569243410605872203572415004, 5.48601239916056582187808892036, 6.49124677439142411120091764623, 7.01222136762435827798054936680, 7.77202455346981741431783987789, 8.781070552959257577208804589983

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