Properties

Label 2-1690-1.1-c1-0-15
Degree $2$
Conductor $1690$
Sign $1$
Analytic cond. $13.4947$
Root an. cond. $3.67351$
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  + 2-s − 1.77·3-s + 4-s + 5-s − 1.77·6-s + 3.83·7-s + 8-s + 0.135·9-s + 10-s − 4.58·11-s − 1.77·12-s + 3.83·14-s − 1.77·15-s + 16-s + 3.86·17-s + 0.135·18-s + 5.15·19-s + 20-s − 6.79·21-s − 4.58·22-s + 4.98·23-s − 1.77·24-s + 25-s + 5.07·27-s + 3.83·28-s + 0.976·29-s − 1.77·30-s + ⋯
L(s)  = 1  + 0.707·2-s − 1.02·3-s + 0.5·4-s + 0.447·5-s − 0.722·6-s + 1.45·7-s + 0.353·8-s + 0.0450·9-s + 0.316·10-s − 1.38·11-s − 0.511·12-s + 1.02·14-s − 0.457·15-s + 0.250·16-s + 0.938·17-s + 0.0318·18-s + 1.18·19-s + 0.223·20-s − 1.48·21-s − 0.976·22-s + 1.03·23-s − 0.361·24-s + 0.200·25-s + 0.976·27-s + 0.725·28-s + 0.181·29-s − 0.323·30-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1690 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1690 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1690\)    =    \(2 \cdot 5 \cdot 13^{2}\)
Sign: $1$
Analytic conductor: \(13.4947\)
Root analytic conductor: \(3.67351\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1690,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.329303144\)
\(L(\frac12)\) \(\approx\) \(2.329303144\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - T \)
5 \( 1 - T \)
13 \( 1 \)
good3 \( 1 + 1.77T + 3T^{2} \)
7 \( 1 - 3.83T + 7T^{2} \)
11 \( 1 + 4.58T + 11T^{2} \)
17 \( 1 - 3.86T + 17T^{2} \)
19 \( 1 - 5.15T + 19T^{2} \)
23 \( 1 - 4.98T + 23T^{2} \)
29 \( 1 - 0.976T + 29T^{2} \)
31 \( 1 + 8.74T + 31T^{2} \)
37 \( 1 - 6.45T + 37T^{2} \)
41 \( 1 + 2.57T + 41T^{2} \)
43 \( 1 + 12.0T + 43T^{2} \)
47 \( 1 - 5.52T + 47T^{2} \)
53 \( 1 + 0.238T + 53T^{2} \)
59 \( 1 - 1.77T + 59T^{2} \)
61 \( 1 - 13.0T + 61T^{2} \)
67 \( 1 + 4.50T + 67T^{2} \)
71 \( 1 - 15.7T + 71T^{2} \)
73 \( 1 - 2.09T + 73T^{2} \)
79 \( 1 - 7.75T + 79T^{2} \)
83 \( 1 - 13.7T + 83T^{2} \)
89 \( 1 - 11.1T + 89T^{2} \)
97 \( 1 + 7.79T + 97T^{2} \)
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

−9.521615568137151903128873068873, −8.289628053330495637697821371848, −7.67680208321580041936402763848, −6.82476007230260929629181959581, −5.66735841397621179083979651804, −5.19287349525266252609497988731, −4.94319484323126611961376576574, −3.42753503656620918325297349161, −2.31392963544116640948404407758, −1.06222657876049792985641492257, 1.06222657876049792985641492257, 2.31392963544116640948404407758, 3.42753503656620918325297349161, 4.94319484323126611961376576574, 5.19287349525266252609497988731, 5.66735841397621179083979651804, 6.82476007230260929629181959581, 7.67680208321580041936402763848, 8.289628053330495637697821371848, 9.521615568137151903128873068873

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