Properties

Label 2-690-5.4-c1-0-14
Degree $2$
Conductor $690$
Sign $i$
Analytic cond. $5.50967$
Root an. cond. $2.34727$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

Related objects

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  + i·2-s i·3-s − 4-s − 2.23·5-s + 6-s + 4i·7-s i·8-s − 9-s − 2.23i·10-s + i·12-s − 6.47i·13-s − 4·14-s + 2.23i·15-s + 16-s − 6.47i·17-s i·18-s + ⋯
L(s)  = 1  + 0.707i·2-s − 0.577i·3-s − 0.5·4-s − 0.999·5-s + 0.408·6-s + 1.51i·7-s − 0.353i·8-s − 0.333·9-s − 0.707i·10-s + 0.288i·12-s − 1.79i·13-s − 1.06·14-s + 0.577i·15-s + 0.250·16-s − 1.56i·17-s − 0.235i·18-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 690 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & i\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 690 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & i\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(690\)    =    \(2 \cdot 3 \cdot 5 \cdot 23\)
Sign: $i$
Analytic conductor: \(5.50967\)
Root analytic conductor: \(2.34727\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{690} (139, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 690,\ (\ :1/2),\ i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.380926 - 0.380926i\)
\(L(\frac12)\) \(\approx\) \(0.380926 - 0.380926i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - iT \)
3 \( 1 + iT \)
5 \( 1 + 2.23T \)
23 \( 1 - iT \)
good7 \( 1 - 4iT - 7T^{2} \)
11 \( 1 + 11T^{2} \)
13 \( 1 + 6.47iT - 13T^{2} \)
17 \( 1 + 6.47iT - 17T^{2} \)
19 \( 1 + 2T + 19T^{2} \)
29 \( 1 + 8.47T + 29T^{2} \)
31 \( 1 + 31T^{2} \)
37 \( 1 + 8.47iT - 37T^{2} \)
41 \( 1 + 6.94T + 41T^{2} \)
43 \( 1 - 43T^{2} \)
47 \( 1 + 12.9iT - 47T^{2} \)
53 \( 1 + 8.94iT - 53T^{2} \)
59 \( 1 - 6T + 59T^{2} \)
61 \( 1 - 8.47T + 61T^{2} \)
67 \( 1 - 12.9iT - 67T^{2} \)
71 \( 1 + 16.4T + 71T^{2} \)
73 \( 1 - 12.9iT - 73T^{2} \)
79 \( 1 + 3.52T + 79T^{2} \)
83 \( 1 + 10.4iT - 83T^{2} \)
89 \( 1 - 7.52T + 89T^{2} \)
97 \( 1 - 13.4iT - 97T^{2} \)
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

−10.14192352777288254623645995821, −8.970949381782558784857983572564, −8.435164371446865427441259973072, −7.60043853056113788123713051930, −6.92081423521753066300261229420, −5.55813694762491457752312204268, −5.26615454674022250018664773421, −3.59843096802749734320889221387, −2.51464481820494962851350412277, −0.28927185579166921308894038430, 1.57935004160141494179517909469, 3.43413035034542728602701926006, 4.15995926498101660216621074937, 4.57427548409362316011750650819, 6.32153899500014969128353281619, 7.29352978791800439323725143738, 8.225097180190008683413781403614, 9.080257833662598238013344025118, 10.04319459277055068559300047233, 10.81828253308088208587845123004

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