Properties

Label 2-3920-1.1-c1-0-24
Degree $2$
Conductor $3920$
Sign $1$
Analytic cond. $31.3013$
Root an. cond. $5.59476$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  + 2·3-s − 5-s + 9-s − 4·11-s − 2·13-s − 2·15-s + 2·19-s + 4·23-s + 25-s − 4·27-s + 10·29-s + 4·31-s − 8·33-s − 2·37-s − 4·39-s + 12·41-s + 4·43-s − 45-s + 4·47-s + 2·53-s + 4·55-s + 4·57-s + 10·59-s − 6·61-s + 2·65-s − 4·67-s + 8·69-s + ⋯
L(s)  = 1  + 1.15·3-s − 0.447·5-s + 1/3·9-s − 1.20·11-s − 0.554·13-s − 0.516·15-s + 0.458·19-s + 0.834·23-s + 1/5·25-s − 0.769·27-s + 1.85·29-s + 0.718·31-s − 1.39·33-s − 0.328·37-s − 0.640·39-s + 1.87·41-s + 0.609·43-s − 0.149·45-s + 0.583·47-s + 0.274·53-s + 0.539·55-s + 0.529·57-s + 1.30·59-s − 0.768·61-s + 0.248·65-s − 0.488·67-s + 0.963·69-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 3920 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 3920 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(3920\)    =    \(2^{4} \cdot 5 \cdot 7^{2}\)
Sign: $1$
Analytic conductor: \(31.3013\)
Root analytic conductor: \(5.59476\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 3920,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.352750387\)
\(L(\frac12)\) \(\approx\) \(2.352750387\)
\(L(\frac{3}{2})\) 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 \( 1 \)
good3 \( 1 - 2 T + p T^{2} \)
11 \( 1 + 4 T + p T^{2} \)
13 \( 1 + 2 T + p T^{2} \)
17 \( 1 + p T^{2} \)
19 \( 1 - 2 T + p T^{2} \)
23 \( 1 - 4 T + p T^{2} \)
29 \( 1 - 10 T + p T^{2} \)
31 \( 1 - 4 T + p T^{2} \)
37 \( 1 + 2 T + p T^{2} \)
41 \( 1 - 12 T + p T^{2} \)
43 \( 1 - 4 T + p T^{2} \)
47 \( 1 - 4 T + p T^{2} \)
53 \( 1 - 2 T + p T^{2} \)
59 \( 1 - 10 T + p T^{2} \)
61 \( 1 + 6 T + p T^{2} \)
67 \( 1 + 4 T + p T^{2} \)
71 \( 1 - 12 T + p T^{2} \)
73 \( 1 - 4 T + p T^{2} \)
79 \( 1 - 4 T + p T^{2} \)
83 \( 1 - 14 T + p T^{2} \)
89 \( 1 + 8 T + p T^{2} \)
97 \( 1 - 8 T + p T^{2} \)
show more
show less
   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−8.421727505094491917610175539249, −7.76782600025750632489781147968, −7.36559599206562738108486425600, −6.36493101724087924155983701559, −5.31569537402236859783928143724, −4.64720234684628632219427671710, −3.69120846358868746641322083543, −2.74761659507906835224359441772, −2.46375709317170479810809074894, −0.821430424853002211380336319600, 0.821430424853002211380336319600, 2.46375709317170479810809074894, 2.74761659507906835224359441772, 3.69120846358868746641322083543, 4.64720234684628632219427671710, 5.31569537402236859783928143724, 6.36493101724087924155983701559, 7.36559599206562738108486425600, 7.76782600025750632489781147968, 8.421727505094491917610175539249

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