Properties

Label 2-84-21.2-c8-0-5
Degree $2$
Conductor $84$
Sign $-0.991 - 0.126i$
Analytic cond. $34.2198$
Root an. cond. $5.84976$
Motivic weight $8$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (21.2 + 78.1i)3-s + (609. + 351. i)5-s + (162. + 2.39e3i)7-s + (−5.65e3 + 3.32e3i)9-s + (−1.59e4 + 9.23e3i)11-s − 5.80e3·13-s + (−1.45e4 + 5.51e4i)15-s + (9.89e4 − 5.71e4i)17-s + (−3.49e4 + 6.06e4i)19-s + (−1.83e5 + 6.36e4i)21-s + (2.55e5 + 1.47e5i)23-s + (5.21e4 + 9.02e4i)25-s + (−3.80e5 − 3.71e5i)27-s + 6.35e5i·29-s + (−4.10e5 − 7.10e5i)31-s + ⋯
L(s)  = 1  + (0.262 + 0.964i)3-s + (0.974 + 0.562i)5-s + (0.0676 + 0.997i)7-s + (−0.861 + 0.507i)9-s + (−1.09 + 0.630i)11-s − 0.203·13-s + (−0.286 + 1.08i)15-s + (1.18 − 0.684i)17-s + (−0.268 + 0.465i)19-s + (−0.944 + 0.327i)21-s + (0.911 + 0.526i)23-s + (0.133 + 0.231i)25-s + (−0.715 − 0.698i)27-s + 0.898i·29-s + (−0.444 − 0.769i)31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 84 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.991 - 0.126i)\, \overline{\Lambda}(9-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 84 ^{s/2} \, \Gamma_{\C}(s+4) \, L(s)\cr =\mathstrut & (-0.991 - 0.126i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(84\)    =    \(2^{2} \cdot 3 \cdot 7\)
Sign: $-0.991 - 0.126i$
Analytic conductor: \(34.2198\)
Root analytic conductor: \(5.84976\)
Motivic weight: \(8\)
Rational: no
Arithmetic: yes
Character: $\chi_{84} (65, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 84,\ (\ :4),\ -0.991 - 0.126i)\)

Particular Values

\(L(\frac{9}{2})\) \(\approx\) \(0.120043 + 1.89398i\)
\(L(\frac12)\) \(\approx\) \(0.120043 + 1.89398i\)
\(L(5)\) 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 \( 1 + (-21.2 - 78.1i)T \)
7 \( 1 + (-162. - 2.39e3i)T \)
good5 \( 1 + (-609. - 351. i)T + (1.95e5 + 3.38e5i)T^{2} \)
11 \( 1 + (1.59e4 - 9.23e3i)T + (1.07e8 - 1.85e8i)T^{2} \)
13 \( 1 + 5.80e3T + 8.15e8T^{2} \)
17 \( 1 + (-9.89e4 + 5.71e4i)T + (3.48e9 - 6.04e9i)T^{2} \)
19 \( 1 + (3.49e4 - 6.06e4i)T + (-8.49e9 - 1.47e10i)T^{2} \)
23 \( 1 + (-2.55e5 - 1.47e5i)T + (3.91e10 + 6.78e10i)T^{2} \)
29 \( 1 - 6.35e5iT - 5.00e11T^{2} \)
31 \( 1 + (4.10e5 + 7.10e5i)T + (-4.26e11 + 7.38e11i)T^{2} \)
37 \( 1 + (-3.32e5 + 5.75e5i)T + (-1.75e12 - 3.04e12i)T^{2} \)
41 \( 1 + 2.64e6iT - 7.98e12T^{2} \)
43 \( 1 + 5.38e6T + 1.16e13T^{2} \)
47 \( 1 + (-3.95e6 - 2.28e6i)T + (1.19e13 + 2.06e13i)T^{2} \)
53 \( 1 + (-3.92e6 + 2.26e6i)T + (3.11e13 - 5.39e13i)T^{2} \)
59 \( 1 + (1.48e7 - 8.58e6i)T + (7.34e13 - 1.27e14i)T^{2} \)
61 \( 1 + (6.38e6 - 1.10e7i)T + (-9.58e13 - 1.66e14i)T^{2} \)
67 \( 1 + (3.15e6 + 5.47e6i)T + (-2.03e14 + 3.51e14i)T^{2} \)
71 \( 1 - 3.32e7iT - 6.45e14T^{2} \)
73 \( 1 + (3.18e6 + 5.50e6i)T + (-4.03e14 + 6.98e14i)T^{2} \)
79 \( 1 + (3.46e4 - 5.99e4i)T + (-7.58e14 - 1.31e15i)T^{2} \)
83 \( 1 + 8.04e7iT - 2.25e15T^{2} \)
89 \( 1 + (-8.74e7 - 5.05e7i)T + (1.96e15 + 3.40e15i)T^{2} \)
97 \( 1 - 7.56e7T + 7.83e15T^{2} \)
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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

−13.29015189587408002279264885310, −12.00148022270201307197797938925, −10.64001786911017519270559904868, −9.886297496332536915664586009788, −9.000046284321580743116544238787, −7.57140656930661499714234758055, −5.78315013867826838990425988007, −5.05358520935073955480523984310, −3.11266786250857558312567614371, −2.16057507834431773927885260231, 0.52122339560101204766995706368, 1.62853608956786554472956068884, 3.11119891599593967322231049852, 5.11480282315937480923020711051, 6.27918483082871990012630036235, 7.58126263294042036415115870993, 8.539496449020214143440689614552, 9.889496784767584014630793090370, 10.97375940785777070259249918773, 12.49120814736262341218357951263

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