Properties

Label 2-684-19.12-c4-0-16
Degree $2$
Conductor $684$
Sign $0.583 + 0.812i$
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  + (−9.99 − 17.3i)5-s + 36.5·7-s − 119.·11-s + (−124. − 71.9i)13-s + (262. + 454. i)17-s + (341. + 115. i)19-s + (−111. + 192. i)23-s + (112. − 195. i)25-s + (812. + 469. i)29-s − 715. i·31-s + (−365. − 633. i)35-s − 1.84e3i·37-s + (238. − 137. i)41-s + (886. + 1.53e3i)43-s + (335. − 581. i)47-s + ⋯
L(s)  = 1  + (−0.399 − 0.692i)5-s + 0.746·7-s − 0.985·11-s + (−0.737 − 0.425i)13-s + (0.907 + 1.57i)17-s + (0.947 + 0.320i)19-s + (−0.210 + 0.364i)23-s + (0.180 − 0.312i)25-s + (0.966 + 0.558i)29-s − 0.744i·31-s + (−0.298 − 0.517i)35-s − 1.34i·37-s + (0.141 − 0.0817i)41-s + (0.479 + 0.830i)43-s + (0.151 − 0.263i)47-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 684 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.583 + 0.812i)\, \overline{\Lambda}(5-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 684 ^{s/2} \, \Gamma_{\C}(s+2) \, L(s)\cr =\mathstrut & (0.583 + 0.812i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(684\)    =    \(2^{2} \cdot 3^{2} \cdot 19\)
Sign: $0.583 + 0.812i$
Analytic conductor: \(70.7050\)
Root analytic conductor: \(8.40862\)
Motivic weight: \(4\)
Rational: no
Arithmetic: yes
Character: $\chi_{684} (145, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 684,\ (\ :2),\ 0.583 + 0.812i)\)

Particular Values

\(L(\frac{5}{2})\) \(\approx\) \(1.829775845\)
\(L(\frac12)\) \(\approx\) \(1.829775845\)
\(L(3)\) 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 \( 1 + (-341. - 115. i)T \)
good5 \( 1 + (9.99 + 17.3i)T + (-312.5 + 541. i)T^{2} \)
7 \( 1 - 36.5T + 2.40e3T^{2} \)
11 \( 1 + 119.T + 1.46e4T^{2} \)
13 \( 1 + (124. + 71.9i)T + (1.42e4 + 2.47e4i)T^{2} \)
17 \( 1 + (-262. - 454. i)T + (-4.17e4 + 7.23e4i)T^{2} \)
23 \( 1 + (111. - 192. i)T + (-1.39e5 - 2.42e5i)T^{2} \)
29 \( 1 + (-812. - 469. i)T + (3.53e5 + 6.12e5i)T^{2} \)
31 \( 1 + 715. iT - 9.23e5T^{2} \)
37 \( 1 + 1.84e3iT - 1.87e6T^{2} \)
41 \( 1 + (-238. + 137. i)T + (1.41e6 - 2.44e6i)T^{2} \)
43 \( 1 + (-886. - 1.53e3i)T + (-1.70e6 + 2.96e6i)T^{2} \)
47 \( 1 + (-335. + 581. i)T + (-2.43e6 - 4.22e6i)T^{2} \)
53 \( 1 + (604. + 349. i)T + (3.94e6 + 6.83e6i)T^{2} \)
59 \( 1 + (-80.5 + 46.5i)T + (6.05e6 - 1.04e7i)T^{2} \)
61 \( 1 + (481. - 833. i)T + (-6.92e6 - 1.19e7i)T^{2} \)
67 \( 1 + (1.33e3 + 769. i)T + (1.00e7 + 1.74e7i)T^{2} \)
71 \( 1 + (2.55e3 - 1.47e3i)T + (1.27e7 - 2.20e7i)T^{2} \)
73 \( 1 + (1.18e3 + 2.05e3i)T + (-1.41e7 + 2.45e7i)T^{2} \)
79 \( 1 + (-9.51e3 + 5.49e3i)T + (1.94e7 - 3.37e7i)T^{2} \)
83 \( 1 - 9.51e3T + 4.74e7T^{2} \)
89 \( 1 + (9.88e3 + 5.70e3i)T + (3.13e7 + 5.43e7i)T^{2} \)
97 \( 1 + (-6.99e3 + 4.04e3i)T + (4.42e7 - 7.66e7i)T^{2} \)
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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

−9.893372447112754593984225752641, −8.717658444948605640055259935597, −7.902328400268765835252658839450, −7.57010332342792695709604774281, −5.94791478289939645696237839589, −5.19188036380270133842136777110, −4.34481102542255524069226695580, −3.12842255630854043328828459776, −1.76567211917625216944786004794, −0.57341005467299863224855320257, 0.875149102757143994556871660979, 2.47709799137480413446709920265, 3.22345450050174142700232396207, 4.75683775474701165407493265961, 5.24747648233075632027108042763, 6.70276046061681534317640429552, 7.50244171551824406377023861634, 8.017043794907906995195000446176, 9.262357379132564645981777725113, 10.09201494915628452321861203298

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