Properties

Label 1-1549-1549.1548-r0-0-0
Degree $1$
Conductor $1549$
Sign $1$
Analytic cond. $7.19352$
Root an. cond. $7.19352$
Motivic weight $0$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  − 2-s + 3-s + 4-s + 5-s − 6-s + 7-s − 8-s + 9-s − 10-s + 11-s + 12-s − 13-s − 14-s + 15-s + 16-s + 17-s − 18-s − 19-s + 20-s + 21-s − 22-s + 23-s − 24-s + 25-s + 26-s + 27-s + 28-s + ⋯
L(s)  = 1  − 2-s + 3-s + 4-s + 5-s − 6-s + 7-s − 8-s + 9-s − 10-s + 11-s + 12-s − 13-s − 14-s + 15-s + 16-s + 17-s − 18-s − 19-s + 20-s + 21-s − 22-s + 23-s − 24-s + 25-s + 26-s + 27-s + 28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1549 ^{s/2} \, \Gamma_{\R}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1549 ^{s/2} \, \Gamma_{\R}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(1\)
Conductor: \(1549\)
Sign: $1$
Analytic conductor: \(7.19352\)
Root analytic conductor: \(7.19352\)
Motivic weight: \(0\)
Rational: yes
Arithmetic: yes
Character: $\chi_{1549} (1548, \cdot )$
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((1,\ 1549,\ (0:\ ),\ 1)\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(2.241278243\)
\(L(\frac12)\) \(\approx\) \(2.241278243\)
\(L(1)\) \(\approx\) \(1.384281850\)
\(L(1)\) \(\approx\) \(1.384281850\)

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad1549 \( 1 \)
good2 \( 1 - T \)
3 \( 1 + T \)
5 \( 1 + T \)
7 \( 1 + T \)
11 \( 1 + T \)
13 \( 1 - T \)
17 \( 1 + T \)
19 \( 1 - T \)
23 \( 1 + T \)
29 \( 1 - T \)
31 \( 1 - T \)
37 \( 1 - T \)
41 \( 1 + T \)
43 \( 1 + T \)
47 \( 1 - T \)
53 \( 1 - T \)
59 \( 1 + T \)
61 \( 1 - T \)
67 \( 1 - T \)
71 \( 1 + T \)
73 \( 1 + T \)
79 \( 1 - T \)
83 \( 1 - T \)
89 \( 1 + T \)
97 \( 1 + T \)
show more
show less
   \(L(s) = \displaystyle\prod_p \ (1 - \alpha_{p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−20.50484700739128629320374765641, −19.71992352852300465318656488629, −19.02211810995428327913420562958, −18.437816799897592178874206183711, −17.4067993177331441373589600901, −17.14568769590451241086190117655, −16.28808927645705975688028839216, −14.956765163013897699125422335047, −14.67310246498837184018956451283, −14.140999983839889249153064361167, −12.881474129137217605616390690723, −12.254811051487039879652888724861, −11.11189047898003555960711614292, −10.44094184018796783222510700398, −9.48204064761694816756793176195, −9.17582680890852224949842447909, −8.34279133704592229728604740091, −7.47622334387101464667608337529, −6.89907966582622831407518566337, −5.808744318723094790843670981279, −4.81847381642394332313317000508, −3.60340328222588555517318078664, −2.553901708283328176231790540187, −1.83139746511306555916924115218, −1.23195550353945233118489579978, 1.23195550353945233118489579978, 1.83139746511306555916924115218, 2.553901708283328176231790540187, 3.60340328222588555517318078664, 4.81847381642394332313317000508, 5.808744318723094790843670981279, 6.89907966582622831407518566337, 7.47622334387101464667608337529, 8.34279133704592229728604740091, 9.17582680890852224949842447909, 9.48204064761694816756793176195, 10.44094184018796783222510700398, 11.11189047898003555960711614292, 12.254811051487039879652888724861, 12.881474129137217605616390690723, 14.140999983839889249153064361167, 14.67310246498837184018956451283, 14.956765163013897699125422335047, 16.28808927645705975688028839216, 17.14568769590451241086190117655, 17.4067993177331441373589600901, 18.437816799897592178874206183711, 19.02211810995428327913420562958, 19.71992352852300465318656488629, 20.50484700739128629320374765641

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