Properties

Label 2-14-7.5-c14-0-8
Degree $2$
Conductor $14$
Sign $-0.581 + 0.813i$
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 + (−1.56e3 + 902. i)3-s + (−4.09e3 − 7.09e3i)4-s + (2.52e4 + 1.45e4i)5-s + 1.63e5i·6-s + (8.23e5 − 2.49e4i)7-s − 7.41e5·8-s + (−7.61e5 + 1.31e6i)9-s + (2.28e6 − 1.31e6i)10-s + (−6.64e6 − 1.15e7i)11-s + (1.28e7 + 7.39e6i)12-s − 1.05e8i·13-s + (3.52e7 − 6.56e7i)14-s − 5.25e7·15-s + (−3.35e7 + 5.81e7i)16-s + (−7.88e7 + 4.55e7i)17-s + ⋯
L(s)  = 1  + (0.353 − 0.612i)2-s + (−0.714 + 0.412i)3-s + (−0.249 − 0.433i)4-s + (0.322 + 0.186i)5-s + 0.583i·6-s + (0.999 − 0.0302i)7-s − 0.353·8-s + (−0.159 + 0.275i)9-s + (0.228 − 0.131i)10-s + (−0.340 − 0.590i)11-s + (0.357 + 0.206i)12-s − 1.68i·13-s + (0.334 − 0.622i)14-s − 0.307·15-s + (−0.125 + 0.216i)16-s + (−0.192 + 0.110i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 14 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.581 + 0.813i)\, \overline{\Lambda}(15-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 14 ^{s/2} \, \Gamma_{\C}(s+7) \, L(s)\cr =\mathstrut & (-0.581 + 0.813i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(14\)    =    \(2 \cdot 7\)
Sign: $-0.581 + 0.813i$
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: \((2,\ 14,\ (\ :7),\ -0.581 + 0.813i)\)

Particular Values

\(L(\frac{15}{2})\) \(\approx\) \(0.606711 - 1.17867i\)
\(L(\frac12)\) \(\approx\) \(0.606711 - 1.17867i\)
\(L(8)\) 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 \( 1 + (-8.23e5 + 2.49e4i)T \)
good3 \( 1 + (1.56e3 - 902. i)T + (2.39e6 - 4.14e6i)T^{2} \)
5 \( 1 + (-2.52e4 - 1.45e4i)T + (3.05e9 + 5.28e9i)T^{2} \)
11 \( 1 + (6.64e6 + 1.15e7i)T + (-1.89e14 + 3.28e14i)T^{2} \)
13 \( 1 + 1.05e8iT - 3.93e15T^{2} \)
17 \( 1 + (7.88e7 - 4.55e7i)T + (8.41e16 - 1.45e17i)T^{2} \)
19 \( 1 + (1.00e9 + 5.77e8i)T + (3.99e17 + 6.91e17i)T^{2} \)
23 \( 1 + (-1.78e9 + 3.08e9i)T + (-5.79e18 - 1.00e19i)T^{2} \)
29 \( 1 - 1.10e10T + 2.97e20T^{2} \)
31 \( 1 + (1.63e10 - 9.43e9i)T + (3.78e20 - 6.55e20i)T^{2} \)
37 \( 1 + (-1.74e10 + 3.02e10i)T + (-4.50e21 - 7.80e21i)T^{2} \)
41 \( 1 - 7.88e9iT - 3.79e22T^{2} \)
43 \( 1 - 2.96e11T + 7.38e22T^{2} \)
47 \( 1 + (-4.20e11 - 2.42e11i)T + (1.28e23 + 2.22e23i)T^{2} \)
53 \( 1 + (9.70e11 + 1.68e12i)T + (-6.89e23 + 1.19e24i)T^{2} \)
59 \( 1 + (2.21e12 - 1.27e12i)T + (3.09e24 - 5.36e24i)T^{2} \)
61 \( 1 + (2.00e12 + 1.15e12i)T + (4.93e24 + 8.55e24i)T^{2} \)
67 \( 1 + (1.67e12 + 2.90e12i)T + (-1.83e25 + 3.18e25i)T^{2} \)
71 \( 1 - 7.07e12T + 8.27e25T^{2} \)
73 \( 1 + (1.12e12 - 6.49e11i)T + (6.10e25 - 1.05e26i)T^{2} \)
79 \( 1 + (1.76e13 - 3.05e13i)T + (-1.84e26 - 3.19e26i)T^{2} \)
83 \( 1 - 7.98e12iT - 7.36e26T^{2} \)
89 \( 1 + (6.27e13 + 3.62e13i)T + (9.78e26 + 1.69e27i)T^{2} \)
97 \( 1 + 1.90e11iT - 6.52e27T^{2} \)
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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

−15.52019403636874953628304741314, −14.15111526419626757793899992284, −12.70351029331305036303428506662, −11.01767237568209900712368221729, −10.52550076719424799074198894511, −8.313633433321797843830708536239, −5.82404325856937605768496672088, −4.67285277799440489648791502433, −2.53543342547992782440943768853, −0.49202539503614101735372906570, 1.68270049384606095610651839271, 4.46146819459920292753419758281, 5.89074360354045949093241970017, 7.28713331016689696710973668619, 9.058753425134394032012985622238, 11.26758398428801656947062987034, 12.41549733529491331221988266086, 13.93093304828866375799856864723, 15.13536140349008869562328041750, 16.85718849781473044257896421110

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