Properties

Label 2-72-8.3-c6-0-26
Degree $2$
Conductor $72$
Sign $-0.683 - 0.729i$
Analytic cond. $16.5638$
Root an. cond. $4.06987$
Motivic weight $6$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−1.98 − 7.74i)2-s + (−56.1 + 30.7i)4-s − 106. i·5-s − 614. i·7-s + (350. + 373. i)8-s + (−826. + 212. i)10-s + 1.31e3·11-s − 626. i·13-s + (−4.75e3 + 1.22e3i)14-s + (2.19e3 − 3.45e3i)16-s − 8.17e3·17-s − 9.29e3·19-s + (3.28e3 + 5.98e3i)20-s + (−2.62e3 − 1.02e4i)22-s + 1.42e4i·23-s + ⋯
L(s)  = 1  + (−0.248 − 0.968i)2-s + (−0.876 + 0.481i)4-s − 0.853i·5-s − 1.79i·7-s + (0.683 + 0.729i)8-s + (−0.826 + 0.212i)10-s + 0.991·11-s − 0.285i·13-s + (−1.73 + 0.444i)14-s + (0.536 − 0.843i)16-s − 1.66·17-s − 1.35·19-s + (0.410 + 0.748i)20-s + (−0.246 − 0.959i)22-s + 1.17i·23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 72 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.683 - 0.729i)\, \overline{\Lambda}(7-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 72 ^{s/2} \, \Gamma_{\C}(s+3) \, L(s)\cr =\mathstrut & (-0.683 - 0.729i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(72\)    =    \(2^{3} \cdot 3^{2}\)
Sign: $-0.683 - 0.729i$
Analytic conductor: \(16.5638\)
Root analytic conductor: \(4.06987\)
Motivic weight: \(6\)
Rational: no
Arithmetic: yes
Character: $\chi_{72} (19, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 72,\ (\ :3),\ -0.683 - 0.729i)\)

Particular Values

\(L(\frac{7}{2})\) \(\approx\) \(0.325797 + 0.751968i\)
\(L(\frac12)\) \(\approx\) \(0.325797 + 0.751968i\)
\(L(4)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (1.98 + 7.74i)T \)
3 \( 1 \)
good5 \( 1 + 106. iT - 1.56e4T^{2} \)
7 \( 1 + 614. iT - 1.17e5T^{2} \)
11 \( 1 - 1.31e3T + 1.77e6T^{2} \)
13 \( 1 + 626. iT - 4.82e6T^{2} \)
17 \( 1 + 8.17e3T + 2.41e7T^{2} \)
19 \( 1 + 9.29e3T + 4.70e7T^{2} \)
23 \( 1 - 1.42e4iT - 1.48e8T^{2} \)
29 \( 1 - 2.01e4iT - 5.94e8T^{2} \)
31 \( 1 + 1.01e4iT - 8.87e8T^{2} \)
37 \( 1 + 1.00e4iT - 2.56e9T^{2} \)
41 \( 1 - 4.21e4T + 4.75e9T^{2} \)
43 \( 1 + 6.85e4T + 6.32e9T^{2} \)
47 \( 1 - 3.55e4iT - 1.07e10T^{2} \)
53 \( 1 + 1.87e5iT - 2.21e10T^{2} \)
59 \( 1 - 2.58e5T + 4.21e10T^{2} \)
61 \( 1 + 3.63e5iT - 5.15e10T^{2} \)
67 \( 1 + 2.87e5T + 9.04e10T^{2} \)
71 \( 1 - 3.38e5iT - 1.28e11T^{2} \)
73 \( 1 + 1.91e5T + 1.51e11T^{2} \)
79 \( 1 + 6.30e4iT - 2.43e11T^{2} \)
83 \( 1 + 4.12e5T + 3.26e11T^{2} \)
89 \( 1 - 1.13e6T + 4.96e11T^{2} \)
97 \( 1 - 8.67e5T + 8.32e11T^{2} \)
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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

−12.88107604860472292837564773172, −11.41463040752642137947215020287, −10.60150445539408128541243969724, −9.391706703074464197103895859802, −8.369251320294072359931942646587, −6.91483553773160601682807925554, −4.64051205627021355660710496039, −3.81078404242138612582019538453, −1.56791253002348638644449281110, −0.35300926439833876636645178971, 2.30962147319889227586860061414, 4.45415406834871158284683431373, 6.13921637841873262845965574929, 6.71485384201543436836771696017, 8.563695242444178890826338193312, 9.101201175022736190297090425098, 10.63532240224109775076162367821, 11.93143602816251028686730115281, 13.20611048589318320730982112260, 14.68864731442224357007243681360

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