Properties

Label 2-14-7.5-c8-0-5
Degree $2$
Conductor $14$
Sign $-0.987 + 0.160i$
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 + (−21.7 + 12.5i)3-s + (−63.9 − 110. i)4-s + (−492. − 284. i)5-s + 283. i·6-s + (−1.74e3 − 1.65e3i)7-s − 1.44e3·8-s + (−2.96e3 + 5.13e3i)9-s + (−5.56e3 + 3.21e3i)10-s + (−2.95e3 − 5.11e3i)11-s + (2.78e3 + 1.60e3i)12-s − 2.51e4i·13-s + (−2.60e4 + 7.70e3i)14-s + 1.42e4·15-s + (−8.19e3 + 1.41e4i)16-s + (1.04e5 − 6.02e4i)17-s + ⋯
L(s)  = 1  + (0.353 − 0.612i)2-s + (−0.268 + 0.154i)3-s + (−0.249 − 0.433i)4-s + (−0.787 − 0.454i)5-s + 0.219i·6-s + (−0.725 − 0.688i)7-s − 0.353·8-s + (−0.452 + 0.782i)9-s + (−0.556 + 0.321i)10-s + (−0.201 − 0.349i)11-s + (0.134 + 0.0774i)12-s − 0.881i·13-s + (−0.678 + 0.200i)14-s + 0.281·15-s + (−0.125 + 0.216i)16-s + (1.24 − 0.720i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 14 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.987 + 0.160i)\, \overline{\Lambda}(9-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 14 ^{s/2} \, \Gamma_{\C}(s+4) \, L(s)\cr =\mathstrut & (-0.987 + 0.160i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(14\)    =    \(2 \cdot 7\)
Sign: $-0.987 + 0.160i$
Analytic conductor: \(5.70330\)
Root analytic conductor: \(2.38815\)
Motivic weight: \(8\)
Rational: no
Arithmetic: yes
Character: $\chi_{14} (5, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 14,\ (\ :4),\ -0.987 + 0.160i)\)

Particular Values

\(L(\frac{9}{2})\) \(\approx\) \(0.0611367 - 0.758623i\)
\(L(\frac12)\) \(\approx\) \(0.0611367 - 0.758623i\)
\(L(5)\) 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 \( 1 + (1.74e3 + 1.65e3i)T \)
good3 \( 1 + (21.7 - 12.5i)T + (3.28e3 - 5.68e3i)T^{2} \)
5 \( 1 + (492. + 284. i)T + (1.95e5 + 3.38e5i)T^{2} \)
11 \( 1 + (2.95e3 + 5.11e3i)T + (-1.07e8 + 1.85e8i)T^{2} \)
13 \( 1 + 2.51e4iT - 8.15e8T^{2} \)
17 \( 1 + (-1.04e5 + 6.02e4i)T + (3.48e9 - 6.04e9i)T^{2} \)
19 \( 1 + (-8.33e4 - 4.81e4i)T + (8.49e9 + 1.47e10i)T^{2} \)
23 \( 1 + (-1.69e4 + 2.93e4i)T + (-3.91e10 - 6.78e10i)T^{2} \)
29 \( 1 + 1.22e6T + 5.00e11T^{2} \)
31 \( 1 + (-4.55e4 + 2.62e4i)T + (4.26e11 - 7.38e11i)T^{2} \)
37 \( 1 + (9.87e5 - 1.71e6i)T + (-1.75e12 - 3.04e12i)T^{2} \)
41 \( 1 + 1.61e6iT - 7.98e12T^{2} \)
43 \( 1 - 3.53e6T + 1.16e13T^{2} \)
47 \( 1 + (4.62e6 + 2.66e6i)T + (1.19e13 + 2.06e13i)T^{2} \)
53 \( 1 + (4.32e6 + 7.48e6i)T + (-3.11e13 + 5.39e13i)T^{2} \)
59 \( 1 + (-1.61e7 + 9.34e6i)T + (7.34e13 - 1.27e14i)T^{2} \)
61 \( 1 + (2.03e7 + 1.17e7i)T + (9.58e13 + 1.66e14i)T^{2} \)
67 \( 1 + (-1.83e6 - 3.18e6i)T + (-2.03e14 + 3.51e14i)T^{2} \)
71 \( 1 - 4.94e7T + 6.45e14T^{2} \)
73 \( 1 + (-2.86e6 + 1.65e6i)T + (4.03e14 - 6.98e14i)T^{2} \)
79 \( 1 + (3.73e7 - 6.46e7i)T + (-7.58e14 - 1.31e15i)T^{2} \)
83 \( 1 + 2.45e7iT - 2.25e15T^{2} \)
89 \( 1 + (3.07e7 + 1.77e7i)T + (1.96e15 + 3.40e15i)T^{2} \)
97 \( 1 - 7.41e7iT - 7.83e15T^{2} \)
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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

−16.83890819061160585782396272160, −15.85592854181398999627214430412, −14.00772749106946598217077350586, −12.70354950683455442281772458123, −11.33936849119047215500249775452, −9.986324792065270230801403688245, −7.86032798987605617753489142822, −5.33662490308688030010680763013, −3.43444791805540276375881814571, −0.41162999514634069194585533385, 3.49135773693973568131115411674, 5.87364600215280282889458498943, 7.36795829568930100709298485568, 9.272249052469462370099132832183, 11.58319607216207350865383734066, 12.65165734628022635174841873068, 14.53869636416646685551488106925, 15.52201593952874659907572495609, 16.78694807671579971258935334113, 18.30515306690971485055632637518

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