Properties

Label 2-448-1.1-c7-0-22
Degree $2$
Conductor $448$
Sign $1$
Analytic cond. $139.948$
Root an. cond. $11.8299$
Motivic weight $7$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  + 82·3-s − 448·5-s − 343·7-s + 4.53e3·9-s − 2.40e3·11-s − 7.11e3·13-s − 3.67e4·15-s + 2.48e3·17-s − 3.64e4·19-s − 2.81e4·21-s − 1.28e4·23-s + 1.22e5·25-s + 1.92e5·27-s + 8.80e4·29-s + 2.82e5·31-s − 1.97e5·33-s + 1.53e5·35-s + 2.14e5·37-s − 5.83e5·39-s − 1.40e5·41-s − 3.64e4·43-s − 2.03e6·45-s + 7.16e5·47-s + 1.17e5·49-s + 2.03e5·51-s + 5.69e4·53-s + 1.07e6·55-s + ⋯
L(s)  = 1  + 1.75·3-s − 1.60·5-s − 0.377·7-s + 2.07·9-s − 0.545·11-s − 0.898·13-s − 2.81·15-s + 0.122·17-s − 1.22·19-s − 0.662·21-s − 0.220·23-s + 1.56·25-s + 1.88·27-s + 0.670·29-s + 1.70·31-s − 0.956·33-s + 0.605·35-s + 0.696·37-s − 1.57·39-s − 0.319·41-s − 0.0699·43-s − 3.32·45-s + 1.00·47-s + 1/7·49-s + 0.215·51-s + 0.0525·53-s + 0.874·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 448 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 448 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(448\)    =    \(2^{6} \cdot 7\)
Sign: $1$
Analytic conductor: \(139.948\)
Root analytic conductor: \(11.8299\)
Motivic weight: \(7\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 448,\ (\ :7/2),\ 1)\)

Particular Values

\(L(4)\) \(\approx\) \(2.427850747\)
\(L(\frac12)\) \(\approx\) \(2.427850747\)
\(L(\frac{9}{2})\) 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 \( 1 + p^{3} T \)
good3 \( 1 - 82 T + p^{7} T^{2} \)
5 \( 1 + 448 T + p^{7} T^{2} \)
11 \( 1 + 2408 T + p^{7} T^{2} \)
13 \( 1 + 7116 T + p^{7} T^{2} \)
17 \( 1 - 2486 T + p^{7} T^{2} \)
19 \( 1 + 36482 T + p^{7} T^{2} \)
23 \( 1 + 560 p T + p^{7} T^{2} \)
29 \( 1 - 88094 T + p^{7} T^{2} \)
31 \( 1 - 282636 T + p^{7} T^{2} \)
37 \( 1 - 214534 T + p^{7} T^{2} \)
41 \( 1 + 140874 T + p^{7} T^{2} \)
43 \( 1 + 848 p T + p^{7} T^{2} \)
47 \( 1 - 716868 T + p^{7} T^{2} \)
53 \( 1 - 56946 T + p^{7} T^{2} \)
59 \( 1 - 2149862 T + p^{7} T^{2} \)
61 \( 1 + 3084360 T + p^{7} T^{2} \)
67 \( 1 - 3034364 T + p^{7} T^{2} \)
71 \( 1 + 106624 T + p^{7} T^{2} \)
73 \( 1 - 988930 T + p^{7} T^{2} \)
79 \( 1 - 3415896 T + p^{7} T^{2} \)
83 \( 1 - 15142 T + p^{7} T^{2} \)
89 \( 1 - 174810 T + p^{7} T^{2} \)
97 \( 1 - 13506790 T + p^{7} T^{2} \)
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

−9.806207674552223354668783308294, −8.749388504223389539695728101465, −8.109324763074551369999524728682, −7.58459764726094128454516346495, −6.64779982613483135903860915660, −4.66675749273849355766736938074, −3.98611642291487955410316333671, −3.02890943762143508508021789781, −2.31252368451662216208514788435, −0.61726263358203667645520402402, 0.61726263358203667645520402402, 2.31252368451662216208514788435, 3.02890943762143508508021789781, 3.98611642291487955410316333671, 4.66675749273849355766736938074, 6.64779982613483135903860915660, 7.58459764726094128454516346495, 8.109324763074551369999524728682, 8.749388504223389539695728101465, 9.806207674552223354668783308294

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