Properties

Label 2-1680-105.104-c1-0-1
Degree $2$
Conductor $1680$
Sign $0.0515 - 0.998i$
Analytic cond. $13.4148$
Root an. cond. $3.66263$
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  + (−1.41 − i)3-s − 2.23·5-s + (−1.41 − 2.23i)7-s + (1.00 + 2.82i)9-s − 2.82i·11-s − 2.82·13-s + (3.16 + 2.23i)15-s − 4i·17-s − 6.32i·19-s + (−0.236 + 4.57i)21-s − 6.32·23-s + 5.00·25-s + (1.41 − 5.00i)27-s + 5.65i·29-s + 6.32i·31-s + ⋯
L(s)  = 1  + (−0.816 − 0.577i)3-s − 0.999·5-s + (−0.534 − 0.845i)7-s + (0.333 + 0.942i)9-s − 0.852i·11-s − 0.784·13-s + (0.816 + 0.577i)15-s − 0.970i·17-s − 1.45i·19-s + (−0.0515 + 0.998i)21-s − 1.31·23-s + 1.00·25-s + (0.272 − 0.962i)27-s + 1.05i·29-s + 1.13i·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1680 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.0515 - 0.998i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1680 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.0515 - 0.998i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1680\)    =    \(2^{4} \cdot 3 \cdot 5 \cdot 7\)
Sign: $0.0515 - 0.998i$
Analytic conductor: \(13.4148\)
Root analytic conductor: \(3.66263\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1680} (209, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1680,\ (\ :1/2),\ 0.0515 - 0.998i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.02337431475\)
\(L(\frac12)\) \(\approx\) \(0.02337431475\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 + (1.41 + i)T \)
5 \( 1 + 2.23T \)
7 \( 1 + (1.41 + 2.23i)T \)
good11 \( 1 + 2.82iT - 11T^{2} \)
13 \( 1 + 2.82T + 13T^{2} \)
17 \( 1 + 4iT - 17T^{2} \)
19 \( 1 + 6.32iT - 19T^{2} \)
23 \( 1 + 6.32T + 23T^{2} \)
29 \( 1 - 5.65iT - 29T^{2} \)
31 \( 1 - 6.32iT - 31T^{2} \)
37 \( 1 + 8.94iT - 37T^{2} \)
41 \( 1 + 4.47T + 41T^{2} \)
43 \( 1 + 4.47iT - 43T^{2} \)
47 \( 1 - 6iT - 47T^{2} \)
53 \( 1 - 6.32T + 53T^{2} \)
59 \( 1 + 8.94T + 59T^{2} \)
61 \( 1 - 61T^{2} \)
67 \( 1 - 4.47iT - 67T^{2} \)
71 \( 1 - 14.1iT - 71T^{2} \)
73 \( 1 - 8.48T + 73T^{2} \)
79 \( 1 - 12T + 79T^{2} \)
83 \( 1 - 10iT - 83T^{2} \)
89 \( 1 - 4.47T + 89T^{2} \)
97 \( 1 - 8.48T + 97T^{2} \)
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

−9.577545892135294950591963152172, −8.640468834752301416602414657066, −7.67883708939669061519248054925, −7.10476447398083662854434470529, −6.62244497133821458089196052840, −5.40605876748584296662246173102, −4.67728618385684279333550136736, −3.68501572266880822936778865183, −2.61932196197713247195347312369, −0.856516053484519909405234030264, 0.01348944501963307379158627196, 1.99074337841513132935628741962, 3.43487935312739711970479603958, 4.16319910010350869275935812880, 4.96389323458345145835674062841, 5.99722097175160696818651464537, 6.50608871062870135208233639249, 7.70111744867357262401604322025, 8.242208369515064274604099735250, 9.412848861236384726434785044557

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