Properties

Label 2-14-7.5-c14-0-6
Degree $2$
Conductor $14$
Sign $0.996 - 0.0855i$
Analytic cond. $17.4060$
Root an. cond. $4.17205$
Motivic weight $14$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−45.2 + 78.3i)2-s + (2.71e3 − 1.56e3i)3-s + (−4.09e3 − 7.09e3i)4-s + (1.01e4 + 5.87e3i)5-s + 2.83e5i·6-s + (5.52e5 + 6.10e5i)7-s + 7.41e5·8-s + (2.50e6 − 4.34e6i)9-s + (−9.20e5 + 5.31e5i)10-s + (7.77e5 + 1.34e6i)11-s + (−2.22e7 − 1.28e7i)12-s − 7.67e7i·13-s + (−7.28e7 + 1.57e7i)14-s + 3.67e7·15-s + (−3.35e7 + 5.81e7i)16-s + (3.82e8 − 2.21e8i)17-s + ⋯
L(s)  = 1  + (−0.353 + 0.612i)2-s + (1.23 − 0.715i)3-s + (−0.249 − 0.433i)4-s + (0.130 + 0.0751i)5-s + 1.01i·6-s + (0.671 + 0.741i)7-s + 0.353·8-s + (0.524 − 0.907i)9-s + (−0.0920 + 0.0531i)10-s + (0.0399 + 0.0691i)11-s + (−0.619 − 0.357i)12-s − 1.22i·13-s + (−0.691 + 0.149i)14-s + 0.215·15-s + (−0.125 + 0.216i)16-s + (0.933 − 0.538i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 14 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.996 - 0.0855i)\, \overline{\Lambda}(15-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 14 ^{s/2} \, \Gamma_{\C}(s+7) \, L(s)\cr =\mathstrut & (0.996 - 0.0855i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(14\)    =    \(2 \cdot 7\)
Sign: $0.996 - 0.0855i$
Analytic conductor: \(17.4060\)
Root analytic conductor: \(4.17205\)
Motivic weight: \(14\)
Rational: no
Arithmetic: yes
Character: $\chi_{14} (5, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 14,\ (\ :7),\ 0.996 - 0.0855i)\)

Particular Values

\(L(\frac{15}{2})\) \(\approx\) \(2.62696 + 0.112548i\)
\(L(\frac12)\) \(\approx\) \(2.62696 + 0.112548i\)
\(L(8)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (45.2 - 78.3i)T \)
7 \( 1 + (-5.52e5 - 6.10e5i)T \)
good3 \( 1 + (-2.71e3 + 1.56e3i)T + (2.39e6 - 4.14e6i)T^{2} \)
5 \( 1 + (-1.01e4 - 5.87e3i)T + (3.05e9 + 5.28e9i)T^{2} \)
11 \( 1 + (-7.77e5 - 1.34e6i)T + (-1.89e14 + 3.28e14i)T^{2} \)
13 \( 1 + 7.67e7iT - 3.93e15T^{2} \)
17 \( 1 + (-3.82e8 + 2.21e8i)T + (8.41e16 - 1.45e17i)T^{2} \)
19 \( 1 + (-1.50e9 - 8.66e8i)T + (3.99e17 + 6.91e17i)T^{2} \)
23 \( 1 + (4.17e8 - 7.22e8i)T + (-5.79e18 - 1.00e19i)T^{2} \)
29 \( 1 - 1.93e10T + 2.97e20T^{2} \)
31 \( 1 + (-3.04e9 + 1.75e9i)T + (3.78e20 - 6.55e20i)T^{2} \)
37 \( 1 + (1.22e9 - 2.12e9i)T + (-4.50e21 - 7.80e21i)T^{2} \)
41 \( 1 + 6.79e10iT - 3.79e22T^{2} \)
43 \( 1 - 8.78e10T + 7.38e22T^{2} \)
47 \( 1 + (2.20e11 + 1.27e11i)T + (1.28e23 + 2.22e23i)T^{2} \)
53 \( 1 + (6.20e11 + 1.07e12i)T + (-6.89e23 + 1.19e24i)T^{2} \)
59 \( 1 + (2.99e12 - 1.72e12i)T + (3.09e24 - 5.36e24i)T^{2} \)
61 \( 1 + (-3.34e12 - 1.93e12i)T + (4.93e24 + 8.55e24i)T^{2} \)
67 \( 1 + (4.13e12 + 7.16e12i)T + (-1.83e25 + 3.18e25i)T^{2} \)
71 \( 1 + 1.12e13T + 8.27e25T^{2} \)
73 \( 1 + (1.24e13 - 7.21e12i)T + (6.10e25 - 1.05e26i)T^{2} \)
79 \( 1 + (8.80e12 - 1.52e13i)T + (-1.84e26 - 3.19e26i)T^{2} \)
83 \( 1 - 5.05e13iT - 7.36e26T^{2} \)
89 \( 1 + (6.21e13 + 3.59e13i)T + (9.78e26 + 1.69e27i)T^{2} \)
97 \( 1 - 6.76e13iT - 6.52e27T^{2} \)
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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

−15.88784812283874352706091605135, −14.61927383593948587339162892621, −13.81500492626159973483953592554, −12.16835251860520448541299083097, −9.841779496724075236796512896754, −8.337060471503626209583159127872, −7.58789406803739463305394377839, −5.54966432186428196926091154675, −2.90957562250479489916797650196, −1.28147778712006646595331550507, 1.41410052147240746022303207320, 3.15054076467162020150596217155, 4.48753573526985722173593470632, 7.62570615637754616159987708758, 8.995052579012893525356894841131, 10.04729233735927797510218178102, 11.58562285359340930929315238037, 13.65342260705334202064859040748, 14.43623480282293575425684697388, 16.07547130633757584054327006354

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