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Properties

Label 2-147-7.2-c3-0-2
Degree $2$
Conductor $147$
Sign $-0.749 + 0.661i$
Analytic cond. $8.67328$
Root an. cond. $2.94504$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−1.20 + 2.09i)2-s + (1.5 + 2.59i)3-s + (1.08 + 1.88i)4-s + (−9.94 + 17.2i)5-s − 7.24·6-s − 24.5·8-s + (−4.5 + 7.79i)9-s + (−24.0 − 41.6i)10-s + (−11.9 − 20.7i)11-s + (−3.25 + 5.64i)12-s + 87.3·13-s − 59.6·15-s + (20.9 − 36.2i)16-s + (2.81 + 4.88i)17-s + (−10.8 − 18.8i)18-s + (−32.4 + 56.1i)19-s + ⋯
L(s)  = 1  + (−0.426 + 0.739i)2-s + (0.288 + 0.499i)3-s + (0.135 + 0.235i)4-s + (−0.889 + 1.54i)5-s − 0.492·6-s − 1.08·8-s + (−0.166 + 0.288i)9-s + (−0.759 − 1.31i)10-s + (−0.328 − 0.568i)11-s + (−0.0783 + 0.135i)12-s + 1.86·13-s − 1.02·15-s + (0.327 − 0.567i)16-s + (0.0402 + 0.0696i)17-s + (−0.142 − 0.246i)18-s + (−0.391 + 0.678i)19-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 147 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.749 + 0.661i)\, \overline{\Lambda}(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 147 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & (-0.749 + 0.661i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(147\)    =    \(3 \cdot 7^{2}\)
Sign: $-0.749 + 0.661i$
Analytic conductor: \(8.67328\)
Root analytic conductor: \(2.94504\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: $\chi_{147} (79, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 147,\ (\ :3/2),\ -0.749 + 0.661i)\)

Particular Values

\(L(2)\) \(\approx\) \(0.342776 - 0.906570i\)
\(L(\frac12)\) \(\approx\) \(0.342776 - 0.906570i\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 + (-1.5 - 2.59i)T \)
7 \( 1 \)
good2 \( 1 + (1.20 - 2.09i)T + (-4 - 6.92i)T^{2} \)
5 \( 1 + (9.94 - 17.2i)T + (-62.5 - 108. i)T^{2} \)
11 \( 1 + (11.9 + 20.7i)T + (-665.5 + 1.15e3i)T^{2} \)
13 \( 1 - 87.3T + 2.19e3T^{2} \)
17 \( 1 + (-2.81 - 4.88i)T + (-2.45e3 + 4.25e3i)T^{2} \)
19 \( 1 + (32.4 - 56.1i)T + (-3.42e3 - 5.94e3i)T^{2} \)
23 \( 1 + (-12.7 + 22.1i)T + (-6.08e3 - 1.05e4i)T^{2} \)
29 \( 1 - 60.3T + 2.43e4T^{2} \)
31 \( 1 + (-61.3 - 106. i)T + (-1.48e4 + 2.57e4i)T^{2} \)
37 \( 1 + (-28.0 + 48.5i)T + (-2.53e4 - 4.38e4i)T^{2} \)
41 \( 1 + 299.T + 6.89e4T^{2} \)
43 \( 1 + 501.T + 7.95e4T^{2} \)
47 \( 1 + (152. - 264. i)T + (-5.19e4 - 8.99e4i)T^{2} \)
53 \( 1 + (-187. - 324. i)T + (-7.44e4 + 1.28e5i)T^{2} \)
59 \( 1 + (-313. - 543. i)T + (-1.02e5 + 1.77e5i)T^{2} \)
61 \( 1 + (1.87 - 3.25i)T + (-1.13e5 - 1.96e5i)T^{2} \)
67 \( 1 + (-406. - 704. i)T + (-1.50e5 + 2.60e5i)T^{2} \)
71 \( 1 - 165.T + 3.57e5T^{2} \)
73 \( 1 + (309. + 536. i)T + (-1.94e5 + 3.36e5i)T^{2} \)
79 \( 1 + (-69.1 + 119. i)T + (-2.46e5 - 4.26e5i)T^{2} \)
83 \( 1 - 621.T + 5.71e5T^{2} \)
89 \( 1 + (142. - 247. i)T + (-3.52e5 - 6.10e5i)T^{2} \)
97 \( 1 + 603.T + 9.12e5T^{2} \)
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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

−13.47863374969717723073100897769, −11.88898702490438243009933811082, −11.05322448524332024680887221141, −10.28673622699713580975152471696, −8.588969546673608756166987780885, −8.093400022210695256861534801628, −6.87843094104987096644335900371, −6.04862655275858260729868642124, −3.76760873657305378819197924783, −3.02922431654482419398893196257, 0.53413835166077108109648753584, 1.68323557004784601096793565636, 3.60034832943202800300809158810, 5.11756047158219526999571850261, 6.59702807842329511629468500812, 8.248127960269625360064989132564, 8.691503985919520121280786033839, 9.833790548446562599662711478673, 11.22221634035301979769417003800, 11.84031481268904867753840541158

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