Properties

Label 2-1568-1.1-c1-0-8
Degree $2$
Conductor $1568$
Sign $1$
Analytic cond. $12.5205$
Root an. cond. $3.53843$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

Related objects

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  − 2·3-s + 9-s + 4·11-s + 4·13-s + 2·17-s − 6·19-s − 8·23-s − 5·25-s + 4·27-s + 2·29-s − 4·31-s − 8·33-s + 10·37-s − 8·39-s + 10·41-s − 4·43-s + 4·47-s − 4·51-s − 2·53-s + 12·57-s + 10·59-s + 8·61-s + 8·67-s + 16·69-s + 6·73-s + 10·75-s + 16·79-s + ⋯
L(s)  = 1  − 1.15·3-s + 1/3·9-s + 1.20·11-s + 1.10·13-s + 0.485·17-s − 1.37·19-s − 1.66·23-s − 25-s + 0.769·27-s + 0.371·29-s − 0.718·31-s − 1.39·33-s + 1.64·37-s − 1.28·39-s + 1.56·41-s − 0.609·43-s + 0.583·47-s − 0.560·51-s − 0.274·53-s + 1.58·57-s + 1.30·59-s + 1.02·61-s + 0.977·67-s + 1.92·69-s + 0.702·73-s + 1.15·75-s + 1.80·79-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1568 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1568 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1568\)    =    \(2^{5} \cdot 7^{2}\)
Sign: $1$
Analytic conductor: \(12.5205\)
Root analytic conductor: \(3.53843\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1568,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.098243670\)
\(L(\frac12)\) \(\approx\) \(1.098243670\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
7 \( 1 \)
good3 \( 1 + 2 T + p T^{2} \)
5 \( 1 + p T^{2} \)
11 \( 1 - 4 T + p T^{2} \)
13 \( 1 - 4 T + p T^{2} \)
17 \( 1 - 2 T + p T^{2} \)
19 \( 1 + 6 T + p T^{2} \)
23 \( 1 + 8 T + p T^{2} \)
29 \( 1 - 2 T + p T^{2} \)
31 \( 1 + 4 T + p T^{2} \)
37 \( 1 - 10 T + p T^{2} \)
41 \( 1 - 10 T + p T^{2} \)
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 \( 1 - 8 T + p T^{2} \)
67 \( 1 - 8 T + p T^{2} \)
71 \( 1 + p T^{2} \)
73 \( 1 - 6 T + p T^{2} \)
79 \( 1 - 16 T + p T^{2} \)
83 \( 1 - 2 T + p T^{2} \)
89 \( 1 + 18 T + p T^{2} \)
97 \( 1 - 2 T + p T^{2} \)
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

−9.549075488975808296460771323258, −8.599368519419079262478379431683, −7.890116261146935042213485652407, −6.64750878269403183094013571175, −6.13738869871460904432513586375, −5.61922713728706138617525130188, −4.29163180327559437867512990822, −3.78335663933465066778564635104, −2.09895130048690670822747691948, −0.793259487937152966248793400164, 0.793259487937152966248793400164, 2.09895130048690670822747691948, 3.78335663933465066778564635104, 4.29163180327559437867512990822, 5.61922713728706138617525130188, 6.13738869871460904432513586375, 6.64750878269403183094013571175, 7.890116261146935042213485652407, 8.599368519419079262478379431683, 9.549075488975808296460771323258

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