Properties

Label 2-240-1.1-c5-0-16
Degree $2$
Conductor $240$
Sign $-1$
Analytic cond. $38.4921$
Root an. cond. $6.20420$
Motivic weight $5$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  + 9·3-s − 25·5-s − 44·7-s + 81·9-s − 216·11-s + 770·13-s − 225·15-s + 534·17-s − 1.58e3·19-s − 396·21-s − 2.90e3·23-s + 625·25-s + 729·27-s − 4.56e3·29-s − 2.74e3·31-s − 1.94e3·33-s + 1.10e3·35-s + 1.44e3·37-s + 6.93e3·39-s − 1.33e4·41-s − 1.72e4·43-s − 2.02e3·45-s + 1.08e4·47-s − 1.48e4·49-s + 4.80e3·51-s − 9.94e3·53-s + 5.40e3·55-s + ⋯
L(s)  = 1  + 0.577·3-s − 0.447·5-s − 0.339·7-s + 1/3·9-s − 0.538·11-s + 1.26·13-s − 0.258·15-s + 0.448·17-s − 1.00·19-s − 0.195·21-s − 1.14·23-s + 1/5·25-s + 0.192·27-s − 1.00·29-s − 0.512·31-s − 0.310·33-s + 0.151·35-s + 0.173·37-s + 0.729·39-s − 1.24·41-s − 1.41·43-s − 0.149·45-s + 0.714·47-s − 0.884·49-s + 0.258·51-s − 0.486·53-s + 0.240·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 240 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 240 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(240\)    =    \(2^{4} \cdot 3 \cdot 5\)
Sign: $-1$
Analytic conductor: \(38.4921\)
Root analytic conductor: \(6.20420\)
Motivic weight: \(5\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 240,\ (\ :5/2),\ -1)\)

Particular Values

\(L(3)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{7}{2})\) 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 \( 1 - p^{2} T \)
5 \( 1 + p^{2} T \)
good7 \( 1 + 44 T + p^{5} T^{2} \)
11 \( 1 + 216 T + p^{5} T^{2} \)
13 \( 1 - 770 T + p^{5} T^{2} \)
17 \( 1 - 534 T + p^{5} T^{2} \)
19 \( 1 + 1580 T + p^{5} T^{2} \)
23 \( 1 + 2904 T + p^{5} T^{2} \)
29 \( 1 + 4566 T + p^{5} T^{2} \)
31 \( 1 + 2744 T + p^{5} T^{2} \)
37 \( 1 - 1442 T + p^{5} T^{2} \)
41 \( 1 + 13350 T + p^{5} T^{2} \)
43 \( 1 + 17204 T + p^{5} T^{2} \)
47 \( 1 - 10824 T + p^{5} T^{2} \)
53 \( 1 + 9942 T + p^{5} T^{2} \)
59 \( 1 - 264 p T + p^{5} T^{2} \)
61 \( 1 - 39302 T + p^{5} T^{2} \)
67 \( 1 + 55796 T + p^{5} T^{2} \)
71 \( 1 + 57120 T + p^{5} T^{2} \)
73 \( 1 - 50402 T + p^{5} T^{2} \)
79 \( 1 - 10552 T + p^{5} T^{2} \)
83 \( 1 + 1308 p T + p^{5} T^{2} \)
89 \( 1 + 116430 T + p^{5} T^{2} \)
97 \( 1 + 2782 T + p^{5} T^{2} \)
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

−10.72550219251549467157388590693, −9.828540285695818883019962992709, −8.632651810133201404249153057468, −8.017119639937434573969098195076, −6.82428206816225941387665715357, −5.67633796325383228117443312381, −4.14607542532039733172956572392, −3.24776272207911159068350629043, −1.75302877067768597824223342507, 0, 1.75302877067768597824223342507, 3.24776272207911159068350629043, 4.14607542532039733172956572392, 5.67633796325383228117443312381, 6.82428206816225941387665715357, 8.017119639937434573969098195076, 8.632651810133201404249153057468, 9.828540285695818883019962992709, 10.72550219251549467157388590693

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