Properties

Label 2-336-21.17-c3-0-19
Degree $2$
Conductor $336$
Sign $-0.116 - 0.993i$
Analytic cond. $19.8246$
Root an. cond. $4.45248$
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  + (4.69 + 2.23i)3-s + (5.57 + 9.65i)5-s + (7.78 + 16.8i)7-s + (17.0 + 20.9i)9-s + (−0.436 − 0.251i)11-s + 15.9i·13-s + (4.62 + 57.7i)15-s + (41.0 − 71.0i)17-s + (−55.9 + 32.2i)19-s + (−0.948 + 96.2i)21-s + (−159. + 92.0i)23-s + (0.337 − 0.583i)25-s + (33.2 + 136. i)27-s − 289. i·29-s + (125. + 72.5i)31-s + ⋯
L(s)  = 1  + (0.903 + 0.429i)3-s + (0.498 + 0.863i)5-s + (0.420 + 0.907i)7-s + (0.631 + 0.775i)9-s + (−0.0119 − 0.00690i)11-s + 0.339i·13-s + (0.0795 + 0.994i)15-s + (0.585 − 1.01i)17-s + (−0.675 + 0.389i)19-s + (−0.00985 + 0.999i)21-s + (−1.44 + 0.834i)23-s + (0.00269 − 0.00467i)25-s + (0.237 + 0.971i)27-s − 1.85i·29-s + (0.727 + 0.420i)31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 336 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.116 - 0.993i)\, \overline{\Lambda}(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 336 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & (-0.116 - 0.993i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(336\)    =    \(2^{4} \cdot 3 \cdot 7\)
Sign: $-0.116 - 0.993i$
Analytic conductor: \(19.8246\)
Root analytic conductor: \(4.45248\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: $\chi_{336} (17, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 336,\ (\ :3/2),\ -0.116 - 0.993i)\)

Particular Values

\(L(2)\) \(\approx\) \(2.833214774\)
\(L(\frac12)\) \(\approx\) \(2.833214774\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 + (-4.69 - 2.23i)T \)
7 \( 1 + (-7.78 - 16.8i)T \)
good5 \( 1 + (-5.57 - 9.65i)T + (-62.5 + 108. i)T^{2} \)
11 \( 1 + (0.436 + 0.251i)T + (665.5 + 1.15e3i)T^{2} \)
13 \( 1 - 15.9iT - 2.19e3T^{2} \)
17 \( 1 + (-41.0 + 71.0i)T + (-2.45e3 - 4.25e3i)T^{2} \)
19 \( 1 + (55.9 - 32.2i)T + (3.42e3 - 5.94e3i)T^{2} \)
23 \( 1 + (159. - 92.0i)T + (6.08e3 - 1.05e4i)T^{2} \)
29 \( 1 + 289. iT - 2.43e4T^{2} \)
31 \( 1 + (-125. - 72.5i)T + (1.48e4 + 2.57e4i)T^{2} \)
37 \( 1 + (-101. - 176. i)T + (-2.53e4 + 4.38e4i)T^{2} \)
41 \( 1 + 52.6T + 6.89e4T^{2} \)
43 \( 1 + 111.T + 7.95e4T^{2} \)
47 \( 1 + (126. + 218. i)T + (-5.19e4 + 8.99e4i)T^{2} \)
53 \( 1 + (-588. - 339. i)T + (7.44e4 + 1.28e5i)T^{2} \)
59 \( 1 + (-249. + 432. i)T + (-1.02e5 - 1.77e5i)T^{2} \)
61 \( 1 + (-222. + 128. i)T + (1.13e5 - 1.96e5i)T^{2} \)
67 \( 1 + (-44.0 + 76.3i)T + (-1.50e5 - 2.60e5i)T^{2} \)
71 \( 1 - 717. iT - 3.57e5T^{2} \)
73 \( 1 + (303. + 175. i)T + (1.94e5 + 3.36e5i)T^{2} \)
79 \( 1 + (-480. - 832. i)T + (-2.46e5 + 4.26e5i)T^{2} \)
83 \( 1 + 177.T + 5.71e5T^{2} \)
89 \( 1 + (-38.5 - 66.7i)T + (-3.52e5 + 6.10e5i)T^{2} \)
97 \( 1 - 400. iT - 9.12e5T^{2} \)
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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

−11.37622638930583933858280821636, −10.06094766209723410627217697287, −9.751585373624422476392886150919, −8.525158621022412214293350889078, −7.80564609239200768974147856363, −6.54716184636594525835527236571, −5.45111290434003607941223321809, −4.14906832817680684836527871504, −2.81447634751146842031497446956, −2.01087177008326111668196671852, 0.936127890418747282211265353493, 2.02496341942090774456588350745, 3.64915673921845650445594093668, 4.67805684700445984518618018260, 6.05780396840801852509568987914, 7.21174992186181162915377970721, 8.211906424160054151087789790473, 8.760719456632406166578243389910, 9.936317486049331363425384790470, 10.62192365023288287319648976871

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