Properties

Label 2-14-7.3-c8-0-3
Degree $2$
Conductor $14$
Sign $0.219 - 0.975i$
Analytic cond. $5.70330$
Root an. cond. $2.38815$
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  + (5.65 + 9.79i)2-s + (126. + 73.0i)3-s + (−63.9 + 110. i)4-s + (372. − 215. i)5-s + 1.65e3i·6-s + (−1.54e3 − 1.83e3i)7-s − 1.44e3·8-s + (7.37e3 + 1.27e4i)9-s + (4.21e3 + 2.43e3i)10-s + (−5.18e3 + 8.97e3i)11-s + (−1.61e4 + 9.34e3i)12-s − 2.42e4i·13-s + (9.25e3 − 2.55e4i)14-s + 6.28e4·15-s + (−8.19e3 − 1.41e4i)16-s + (−9.15e4 − 5.28e4i)17-s + ⋯
L(s)  = 1  + (0.353 + 0.612i)2-s + (1.56 + 0.901i)3-s + (−0.249 + 0.433i)4-s + (0.596 − 0.344i)5-s + 1.27i·6-s + (−0.643 − 0.765i)7-s − 0.353·8-s + (1.12 + 1.94i)9-s + (0.421 + 0.243i)10-s + (−0.354 + 0.613i)11-s + (−0.780 + 0.450i)12-s − 0.847i·13-s + (0.241 − 0.664i)14-s + 1.24·15-s + (−0.125 − 0.216i)16-s + (−1.09 − 0.632i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 14 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.219 - 0.975i)\, \overline{\Lambda}(9-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 14 ^{s/2} \, \Gamma_{\C}(s+4) \, L(s)\cr =\mathstrut & (0.219 - 0.975i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(14\)    =    \(2 \cdot 7\)
Sign: $0.219 - 0.975i$
Analytic conductor: \(5.70330\)
Root analytic conductor: \(2.38815\)
Motivic weight: \(8\)
Rational: no
Arithmetic: yes
Character: $\chi_{14} (3, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 14,\ (\ :4),\ 0.219 - 0.975i)\)

Particular Values

\(L(\frac{9}{2})\) \(\approx\) \(2.21794 + 1.77477i\)
\(L(\frac12)\) \(\approx\) \(2.21794 + 1.77477i\)
\(L(5)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-5.65 - 9.79i)T \)
7 \( 1 + (1.54e3 + 1.83e3i)T \)
good3 \( 1 + (-126. - 73.0i)T + (3.28e3 + 5.68e3i)T^{2} \)
5 \( 1 + (-372. + 215. i)T + (1.95e5 - 3.38e5i)T^{2} \)
11 \( 1 + (5.18e3 - 8.97e3i)T + (-1.07e8 - 1.85e8i)T^{2} \)
13 \( 1 + 2.42e4iT - 8.15e8T^{2} \)
17 \( 1 + (9.15e4 + 5.28e4i)T + (3.48e9 + 6.04e9i)T^{2} \)
19 \( 1 + (-1.85e5 + 1.06e5i)T + (8.49e9 - 1.47e10i)T^{2} \)
23 \( 1 + (1.67e4 + 2.90e4i)T + (-3.91e10 + 6.78e10i)T^{2} \)
29 \( 1 - 7.45e5T + 5.00e11T^{2} \)
31 \( 1 + (-2.71e5 - 1.56e5i)T + (4.26e11 + 7.38e11i)T^{2} \)
37 \( 1 + (1.10e6 + 1.92e6i)T + (-1.75e12 + 3.04e12i)T^{2} \)
41 \( 1 - 2.59e6iT - 7.98e12T^{2} \)
43 \( 1 + 4.49e6T + 1.16e13T^{2} \)
47 \( 1 + (-1.61e6 + 9.34e5i)T + (1.19e13 - 2.06e13i)T^{2} \)
53 \( 1 + (3.31e6 - 5.73e6i)T + (-3.11e13 - 5.39e13i)T^{2} \)
59 \( 1 + (-4.50e6 - 2.59e6i)T + (7.34e13 + 1.27e14i)T^{2} \)
61 \( 1 + (2.00e7 - 1.15e7i)T + (9.58e13 - 1.66e14i)T^{2} \)
67 \( 1 + (5.75e6 - 9.97e6i)T + (-2.03e14 - 3.51e14i)T^{2} \)
71 \( 1 - 2.59e5T + 6.45e14T^{2} \)
73 \( 1 + (7.31e6 + 4.22e6i)T + (4.03e14 + 6.98e14i)T^{2} \)
79 \( 1 + (2.85e5 + 4.95e5i)T + (-7.58e14 + 1.31e15i)T^{2} \)
83 \( 1 + 6.46e7iT - 2.25e15T^{2} \)
89 \( 1 + (-1.52e7 + 8.80e6i)T + (1.96e15 - 3.40e15i)T^{2} \)
97 \( 1 - 7.31e7iT - 7.83e15T^{2} \)
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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

−17.76090733714863648143429719861, −16.10858192317741273008572326739, −15.32766333792234081172072741177, −13.83969782497069320972827971119, −13.23139781753217261077872795564, −10.11333398184574034515772753061, −9.063700154968992151578751343602, −7.42209378316194747176878460628, −4.74810937183079476484236899639, −3.00590690460346104072954771131, 1.93637335508627641129831712451, 3.19550590132415873808056945169, 6.43933200814760964041412529792, 8.527153423346676740521559141171, 9.776831083653402360505291837953, 12.12181381579597250187160093829, 13.46028933841217581370731583929, 14.10191020359451295418735947141, 15.55433916444375833884743474302, 18.17489850645827183431526809560

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