Properties

Label 2-980-1.1-c1-0-3
Degree $2$
Conductor $980$
Sign $1$
Analytic cond. $7.82533$
Root an. cond. $2.79738$
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  − 3-s + 5-s − 2·9-s − 11-s + 5·13-s − 15-s − 17-s + 6·19-s − 4·23-s + 25-s + 5·27-s + 3·29-s − 2·31-s + 33-s + 8·37-s − 5·39-s + 10·41-s − 2·43-s − 2·45-s + 7·47-s + 51-s − 2·53-s − 55-s − 6·57-s − 14·59-s + 8·61-s + 5·65-s + ⋯
L(s)  = 1  − 0.577·3-s + 0.447·5-s − 2/3·9-s − 0.301·11-s + 1.38·13-s − 0.258·15-s − 0.242·17-s + 1.37·19-s − 0.834·23-s + 1/5·25-s + 0.962·27-s + 0.557·29-s − 0.359·31-s + 0.174·33-s + 1.31·37-s − 0.800·39-s + 1.56·41-s − 0.304·43-s − 0.298·45-s + 1.02·47-s + 0.140·51-s − 0.274·53-s − 0.134·55-s − 0.794·57-s − 1.82·59-s + 1.02·61-s + 0.620·65-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 980 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 980 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(980\)    =    \(2^{2} \cdot 5 \cdot 7^{2}\)
Sign: $1$
Analytic conductor: \(7.82533\)
Root analytic conductor: \(2.79738\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 980,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.384395170\)
\(L(\frac12)\) \(\approx\) \(1.384395170\)
\(L(\frac{3}{2})\) 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 \( 1 + T + p T^{2} \)
11 \( 1 + T + p T^{2} \)
13 \( 1 - 5 T + p T^{2} \)
17 \( 1 + T + p T^{2} \)
19 \( 1 - 6 T + p T^{2} \)
23 \( 1 + 4 T + p T^{2} \)
29 \( 1 - 3 T + p T^{2} \)
31 \( 1 + 2 T + p T^{2} \)
37 \( 1 - 8 T + p T^{2} \)
41 \( 1 - 10 T + p T^{2} \)
43 \( 1 + 2 T + p T^{2} \)
47 \( 1 - 7 T + p T^{2} \)
53 \( 1 + 2 T + p T^{2} \)
59 \( 1 + 14 T + p T^{2} \)
61 \( 1 - 8 T + p T^{2} \)
67 \( 1 - 14 T + p T^{2} \)
71 \( 1 + p T^{2} \)
73 \( 1 - 10 T + p T^{2} \)
79 \( 1 + 11 T + p T^{2} \)
83 \( 1 - 4 T + p T^{2} \)
89 \( 1 + 4 T + p T^{2} \)
97 \( 1 - 3 T + p T^{2} \)
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

−10.03984630010892509244306051831, −9.205493091144591780558167948931, −8.374956661287084454927600986497, −7.50230990442548686845248936476, −6.24682000445599000021498906136, −5.87060629383830631719569211450, −4.92324231705683488838302429192, −3.68568172605374221523988395441, −2.54170572036124231642473845749, −0.982426883691529123696623033357, 0.982426883691529123696623033357, 2.54170572036124231642473845749, 3.68568172605374221523988395441, 4.92324231705683488838302429192, 5.87060629383830631719569211450, 6.24682000445599000021498906136, 7.50230990442548686845248936476, 8.374956661287084454927600986497, 9.205493091144591780558167948931, 10.03984630010892509244306051831

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