Properties

Label 2-2015-2015.2014-c0-0-14
Degree $2$
Conductor $2015$
Sign $1$
Analytic cond. $1.00561$
Root an. cond. $1.00280$
Motivic weight $0$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

Related objects

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  + 1.49·2-s − 1.13·3-s + 1.24·4-s − 5-s − 1.70·6-s + 1.94·7-s + 0.360·8-s + 0.290·9-s − 1.49·10-s + 1.77·11-s − 1.41·12-s − 13-s + 2.90·14-s + 1.13·15-s − 0.700·16-s − 0.241·17-s + 0.435·18-s − 1.24·20-s − 2.20·21-s + 2.65·22-s + 0.709·23-s − 0.410·24-s + 25-s − 1.49·26-s + 0.805·27-s + 2.41·28-s + 1.70·30-s + ⋯
L(s)  = 1  + 1.49·2-s − 1.13·3-s + 1.24·4-s − 5-s − 1.70·6-s + 1.94·7-s + 0.360·8-s + 0.290·9-s − 1.49·10-s + 1.77·11-s − 1.41·12-s − 13-s + 2.90·14-s + 1.13·15-s − 0.700·16-s − 0.241·17-s + 0.435·18-s − 1.24·20-s − 2.20·21-s + 2.65·22-s + 0.709·23-s − 0.410·24-s + 25-s − 1.49·26-s + 0.805·27-s + 2.41·28-s + 1.70·30-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2015 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2015 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2015\)    =    \(5 \cdot 13 \cdot 31\)
Sign: $1$
Analytic conductor: \(1.00561\)
Root analytic conductor: \(1.00280\)
Motivic weight: \(0\)
Rational: no
Arithmetic: yes
Character: $\chi_{2015} (2014, \cdot )$
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2015,\ (\ :0),\ 1)\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(1.848791501\)
\(L(\frac12)\) \(\approx\) \(1.848791501\)
\(L(1)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 + T \)
13 \( 1 + T \)
31 \( 1 - T \)
good2 \( 1 - 1.49T + T^{2} \)
3 \( 1 + 1.13T + T^{2} \)
7 \( 1 - 1.94T + T^{2} \)
11 \( 1 - 1.77T + T^{2} \)
17 \( 1 + 0.241T + T^{2} \)
19 \( 1 - T^{2} \)
23 \( 1 - 0.709T + T^{2} \)
29 \( 1 - T^{2} \)
37 \( 1 - T^{2} \)
41 \( 1 - T^{2} \)
43 \( 1 - 1.49T + T^{2} \)
47 \( 1 - 0.709T + T^{2} \)
53 \( 1 + 1.77T + T^{2} \)
59 \( 1 - T^{2} \)
61 \( 1 - T^{2} \)
67 \( 1 + 1.77T + T^{2} \)
71 \( 1 - T^{2} \)
73 \( 1 - T^{2} \)
79 \( 1 - T^{2} \)
83 \( 1 - T^{2} \)
89 \( 1 + 1.94T + T^{2} \)
97 \( 1 + 1.13T + T^{2} \)
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

−9.228166763453104265125171283880, −8.433593131186528001335535505861, −7.42363926918964692259661812601, −6.78782745693208986438556680079, −5.91312043643718349011133094630, −5.06889280235961583805290607444, −4.50394950790259513652408786338, −4.13240535960513333598165367327, −2.76464103271535897070692842725, −1.28824742785316489609918592529, 1.28824742785316489609918592529, 2.76464103271535897070692842725, 4.13240535960513333598165367327, 4.50394950790259513652408786338, 5.06889280235961583805290607444, 5.91312043643718349011133094630, 6.78782745693208986438556680079, 7.42363926918964692259661812601, 8.433593131186528001335535505861, 9.228166763453104265125171283880

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