Properties

Label 2-7728-1.1-c1-0-25
Degree $2$
Conductor $7728$
Sign $1$
Analytic cond. $61.7083$
Root an. cond. $7.85546$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

Related objects

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  − 3-s − 3.70·5-s + 7-s + 9-s + 5.70·13-s + 3.70·15-s + 5.40·19-s − 21-s + 23-s + 8.70·25-s − 27-s + 0.298·29-s − 6·31-s − 3.70·35-s + 3.70·37-s − 5.70·39-s + 7.70·41-s − 5.70·43-s − 3.70·45-s − 3.70·47-s + 49-s + 9.40·53-s − 5.40·57-s + 0.596·59-s + 10·61-s + 63-s − 21.1·65-s + ⋯
L(s)  = 1  − 0.577·3-s − 1.65·5-s + 0.377·7-s + 0.333·9-s + 1.58·13-s + 0.955·15-s + 1.23·19-s − 0.218·21-s + 0.208·23-s + 1.74·25-s − 0.192·27-s + 0.0554·29-s − 1.07·31-s − 0.625·35-s + 0.608·37-s − 0.912·39-s + 1.20·41-s − 0.869·43-s − 0.551·45-s − 0.539·47-s + 0.142·49-s + 1.29·53-s − 0.715·57-s + 0.0777·59-s + 1.28·61-s + 0.125·63-s − 2.61·65-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 7728 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 7728 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(7728\)    =    \(2^{4} \cdot 3 \cdot 7 \cdot 23\)
Sign: $1$
Analytic conductor: \(61.7083\)
Root analytic conductor: \(7.85546\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 7728,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.276188597\)
\(L(\frac12)\) \(\approx\) \(1.276188597\)
\(L(\frac{3}{2})\) 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 \( 1 + T \)
7 \( 1 - T \)
23 \( 1 - T \)
good5 \( 1 + 3.70T + 5T^{2} \)
11 \( 1 + 11T^{2} \)
13 \( 1 - 5.70T + 13T^{2} \)
17 \( 1 + 17T^{2} \)
19 \( 1 - 5.40T + 19T^{2} \)
29 \( 1 - 0.298T + 29T^{2} \)
31 \( 1 + 6T + 31T^{2} \)
37 \( 1 - 3.70T + 37T^{2} \)
41 \( 1 - 7.70T + 41T^{2} \)
43 \( 1 + 5.70T + 43T^{2} \)
47 \( 1 + 3.70T + 47T^{2} \)
53 \( 1 - 9.40T + 53T^{2} \)
59 \( 1 - 0.596T + 59T^{2} \)
61 \( 1 - 10T + 61T^{2} \)
67 \( 1 + 4T + 67T^{2} \)
71 \( 1 + 7.40T + 71T^{2} \)
73 \( 1 + 5.40T + 73T^{2} \)
79 \( 1 + 79T^{2} \)
83 \( 1 - 2.59T + 83T^{2} \)
89 \( 1 + 15.4T + 89T^{2} \)
97 \( 1 + 1.10T + 97T^{2} \)
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

−7.70742258078336189751581789613, −7.34675305516674728465722927261, −6.54502222960241848762298354454, −5.70865383578022814440781750089, −5.05763251533282894078312143265, −4.14058995600761361184270024139, −3.75461835833087371428056260143, −2.93397756191829850477995034200, −1.44027136286692970818594994674, −0.63908888557670333050335651406, 0.63908888557670333050335651406, 1.44027136286692970818594994674, 2.93397756191829850477995034200, 3.75461835833087371428056260143, 4.14058995600761361184270024139, 5.05763251533282894078312143265, 5.70865383578022814440781750089, 6.54502222960241848762298354454, 7.34675305516674728465722927261, 7.70742258078336189751581789613

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