Properties

Label 2-1680-7.6-c2-0-60
Degree $2$
Conductor $1680$
Sign $-0.956 + 0.290i$
Analytic cond. $45.7766$
Root an. cond. $6.76584$
Motivic weight $2$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

Related objects

Downloads

Learn more

Normalization:  

Dirichlet series

L(s)  = 1  − 1.73i·3-s − 2.23i·5-s + (6.69 − 2.03i)7-s − 2.99·9-s + 2.03·11-s − 18.0i·13-s − 3.87·15-s + 1.07i·17-s − 28.7i·19-s + (−3.52 − 11.6i)21-s − 24.8·23-s − 5.00·25-s + 5.19i·27-s − 38.4·29-s + 44.0i·31-s + ⋯
L(s)  = 1  − 0.577i·3-s − 0.447i·5-s + (0.956 − 0.290i)7-s − 0.333·9-s + 0.184·11-s − 1.38i·13-s − 0.258·15-s + 0.0631i·17-s − 1.51i·19-s + (−0.167 − 0.552i)21-s − 1.08·23-s − 0.200·25-s + 0.192i·27-s − 1.32·29-s + 1.42i·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1680 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.956 + 0.290i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1680 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (-0.956 + 0.290i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1680\)    =    \(2^{4} \cdot 3 \cdot 5 \cdot 7\)
Sign: $-0.956 + 0.290i$
Analytic conductor: \(45.7766\)
Root analytic conductor: \(6.76584\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{1680} (1441, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1680,\ (\ :1),\ -0.956 + 0.290i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(1.531861836\)
\(L(\frac12)\) \(\approx\) \(1.531861836\)
\(L(2)\) 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 \( 1 + 1.73iT \)
5 \( 1 + 2.23iT \)
7 \( 1 + (-6.69 + 2.03i)T \)
good11 \( 1 - 2.03T + 121T^{2} \)
13 \( 1 + 18.0iT - 169T^{2} \)
17 \( 1 - 1.07iT - 289T^{2} \)
19 \( 1 + 28.7iT - 361T^{2} \)
23 \( 1 + 24.8T + 529T^{2} \)
29 \( 1 + 38.4T + 841T^{2} \)
31 \( 1 - 44.0iT - 961T^{2} \)
37 \( 1 - 37.2T + 1.36e3T^{2} \)
41 \( 1 - 49.9iT - 1.68e3T^{2} \)
43 \( 1 - 9.58T + 1.84e3T^{2} \)
47 \( 1 + 55.6iT - 2.20e3T^{2} \)
53 \( 1 - 57.4T + 2.80e3T^{2} \)
59 \( 1 + 101. iT - 3.48e3T^{2} \)
61 \( 1 + 31.9iT - 3.72e3T^{2} \)
67 \( 1 + 95.7T + 4.48e3T^{2} \)
71 \( 1 - 25.8T + 5.04e3T^{2} \)
73 \( 1 + 95.6iT - 5.32e3T^{2} \)
79 \( 1 + 28.1T + 6.24e3T^{2} \)
83 \( 1 - 103. iT - 6.88e3T^{2} \)
89 \( 1 - 29.3iT - 7.92e3T^{2} \)
97 \( 1 + 67.6iT - 9.40e3T^{2} \)
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

−8.619391610923054342176781698951, −7.987586411082721205167409004720, −7.39702048935393330850479670017, −6.43175356555352906139858829052, −5.42537424592423788258920917684, −4.84238450338056833950258508961, −3.71334537897210038396500845255, −2.52959738493888352595854171491, −1.42685219860972459842189600687, −0.40205013671143957531500145684, 1.61592428847380985862498426141, 2.47092172834042420222970187803, 4.05815526068457405788263085294, 4.17190126068205109405859239520, 5.62447131661508289550279532982, 6.04281518715411640871323090568, 7.31210650083444320710719812504, 7.909995288296403846609341211699, 8.850379379790131345089260896505, 9.498175423937905936064639658008

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