Properties

Label 2-684-19.18-c4-0-20
Degree $2$
Conductor $684$
Sign $0.965 - 0.260i$
Analytic cond. $70.7050$
Root an. cond. $8.40862$
Motivic weight $4$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 10.2·5-s + 41.1·7-s + 169.·11-s + 103. i·13-s + 100.·17-s + (348. − 94.0i)19-s + 299.·23-s − 520.·25-s − 602. i·29-s + 1.26e3i·31-s + 420.·35-s + 1.25e3i·37-s − 1.30e3i·41-s + 628.·43-s + 142.·47-s + ⋯
L(s)  = 1  + 0.408·5-s + 0.839·7-s + 1.40·11-s + 0.610i·13-s + 0.347·17-s + (0.965 − 0.260i)19-s + 0.565·23-s − 0.833·25-s − 0.715i·29-s + 1.32i·31-s + 0.342·35-s + 0.913i·37-s − 0.776i·41-s + 0.339·43-s + 0.0643·47-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 684 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.965 - 0.260i)\, \overline{\Lambda}(5-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 684 ^{s/2} \, \Gamma_{\C}(s+2) \, L(s)\cr =\mathstrut & (0.965 - 0.260i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(684\)    =    \(2^{2} \cdot 3^{2} \cdot 19\)
Sign: $0.965 - 0.260i$
Analytic conductor: \(70.7050\)
Root analytic conductor: \(8.40862\)
Motivic weight: \(4\)
Rational: no
Arithmetic: yes
Character: $\chi_{684} (37, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 684,\ (\ :2),\ 0.965 - 0.260i)\)

Particular Values

\(L(\frac{5}{2})\) \(\approx\) \(3.062379315\)
\(L(\frac12)\) \(\approx\) \(3.062379315\)
\(L(3)\) 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 \( 1 \)
19 \( 1 + (-348. + 94.0i)T \)
good5 \( 1 - 10.2T + 625T^{2} \)
7 \( 1 - 41.1T + 2.40e3T^{2} \)
11 \( 1 - 169.T + 1.46e4T^{2} \)
13 \( 1 - 103. iT - 2.85e4T^{2} \)
17 \( 1 - 100.T + 8.35e4T^{2} \)
23 \( 1 - 299.T + 2.79e5T^{2} \)
29 \( 1 + 602. iT - 7.07e5T^{2} \)
31 \( 1 - 1.26e3iT - 9.23e5T^{2} \)
37 \( 1 - 1.25e3iT - 1.87e6T^{2} \)
41 \( 1 + 1.30e3iT - 2.82e6T^{2} \)
43 \( 1 - 628.T + 3.41e6T^{2} \)
47 \( 1 - 142.T + 4.87e6T^{2} \)
53 \( 1 + 2.88e3iT - 7.89e6T^{2} \)
59 \( 1 - 1.07e3iT - 1.21e7T^{2} \)
61 \( 1 + 1.89e3T + 1.38e7T^{2} \)
67 \( 1 - 5.60e3iT - 2.01e7T^{2} \)
71 \( 1 + 7.34e3iT - 2.54e7T^{2} \)
73 \( 1 - 946.T + 2.83e7T^{2} \)
79 \( 1 - 2.41e3iT - 3.89e7T^{2} \)
83 \( 1 - 7.76e3T + 4.74e7T^{2} \)
89 \( 1 - 1.39e4iT - 6.27e7T^{2} \)
97 \( 1 + 1.53e4iT - 8.85e7T^{2} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−9.769039545775748392869383966434, −9.159689003016154797377491853432, −8.272224437039143138445406820417, −7.23597307895032751998248473078, −6.42778495511075481908052516019, −5.37649113227317311339287578956, −4.45326732539632828592727411213, −3.37897201138717862982128699116, −1.91079534122912203342748933481, −1.05986524558820741563069326306, 0.914894312095336643360286970451, 1.84631997273912617316786119150, 3.26522642128670357072303632669, 4.32894812410891233901978493095, 5.41105964482755495874742739398, 6.18003021471276234091841077186, 7.33841435257960578158717509998, 8.055694366921851258557942336163, 9.154227656457213478151326936157, 9.697293796684225902722204331654

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