Properties

Label 2-14-7.4-c7-0-3
Degree $2$
Conductor $14$
Sign $-0.749 + 0.661i$
Analytic cond. $4.37339$
Root an. cond. $2.09126$
Motivic weight $7$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−4 − 6.92i)2-s + (38.4 − 66.5i)3-s + (−31.9 + 55.4i)4-s + (10.6 + 18.3i)5-s − 615.·6-s + (−642. − 641. i)7-s + 511.·8-s + (−1.86e3 − 3.22e3i)9-s + (84.9 − 147. i)10-s + (−1.63e3 + 2.82e3i)11-s + (2.46e3 + 4.26e3i)12-s + 1.02e4·13-s + (−1.87e3 + 7.01e3i)14-s + 1.63e3·15-s + (−2.04e3 − 3.54e3i)16-s + (1.82e4 − 3.16e4i)17-s + ⋯
L(s)  = 1  + (−0.353 − 0.612i)2-s + (0.821 − 1.42i)3-s + (−0.249 + 0.433i)4-s + (0.0380 + 0.0658i)5-s − 1.16·6-s + (−0.707 − 0.706i)7-s + 0.353·8-s + (−0.851 − 1.47i)9-s + (0.0268 − 0.0465i)10-s + (−0.369 + 0.640i)11-s + (0.410 + 0.711i)12-s + 1.29·13-s + (−0.182 + 0.683i)14-s + 0.124·15-s + (−0.125 − 0.216i)16-s + (0.901 − 1.56i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 14 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.749 + 0.661i)\, \overline{\Lambda}(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 14 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & (-0.749 + 0.661i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(14\)    =    \(2 \cdot 7\)
Sign: $-0.749 + 0.661i$
Analytic conductor: \(4.37339\)
Root analytic conductor: \(2.09126\)
Motivic weight: \(7\)
Rational: no
Arithmetic: yes
Character: $\chi_{14} (11, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 14,\ (\ :7/2),\ -0.749 + 0.661i)\)

Particular Values

\(L(4)\) \(\approx\) \(0.508429 - 1.34475i\)
\(L(\frac12)\) \(\approx\) \(0.508429 - 1.34475i\)
\(L(\frac{9}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (4 + 6.92i)T \)
7 \( 1 + (642. + 641. i)T \)
good3 \( 1 + (-38.4 + 66.5i)T + (-1.09e3 - 1.89e3i)T^{2} \)
5 \( 1 + (-10.6 - 18.3i)T + (-3.90e4 + 6.76e4i)T^{2} \)
11 \( 1 + (1.63e3 - 2.82e3i)T + (-9.74e6 - 1.68e7i)T^{2} \)
13 \( 1 - 1.02e4T + 6.27e7T^{2} \)
17 \( 1 + (-1.82e4 + 3.16e4i)T + (-2.05e8 - 3.55e8i)T^{2} \)
19 \( 1 + (-1.62e4 - 2.80e4i)T + (-4.46e8 + 7.74e8i)T^{2} \)
23 \( 1 + (8.37e3 + 1.44e4i)T + (-1.70e9 + 2.94e9i)T^{2} \)
29 \( 1 - 4.39e4T + 1.72e10T^{2} \)
31 \( 1 + (6.69e4 - 1.15e5i)T + (-1.37e10 - 2.38e10i)T^{2} \)
37 \( 1 + (-2.89e5 - 5.02e5i)T + (-4.74e10 + 8.22e10i)T^{2} \)
41 \( 1 + 5.32e5T + 1.94e11T^{2} \)
43 \( 1 + 3.65e5T + 2.71e11T^{2} \)
47 \( 1 + (-1.03e5 - 1.79e5i)T + (-2.53e11 + 4.38e11i)T^{2} \)
53 \( 1 + (-5.44e5 + 9.42e5i)T + (-5.87e11 - 1.01e12i)T^{2} \)
59 \( 1 + (8.08e4 - 1.39e5i)T + (-1.24e12 - 2.15e12i)T^{2} \)
61 \( 1 + (-4.22e5 - 7.31e5i)T + (-1.57e12 + 2.72e12i)T^{2} \)
67 \( 1 + (6.13e5 - 1.06e6i)T + (-3.03e12 - 5.24e12i)T^{2} \)
71 \( 1 - 1.10e6T + 9.09e12T^{2} \)
73 \( 1 + (8.19e5 - 1.41e6i)T + (-5.52e12 - 9.56e12i)T^{2} \)
79 \( 1 + (-2.49e6 - 4.32e6i)T + (-9.60e12 + 1.66e13i)T^{2} \)
83 \( 1 + 3.38e6T + 2.71e13T^{2} \)
89 \( 1 + (3.26e6 + 5.66e6i)T + (-2.21e13 + 3.83e13i)T^{2} \)
97 \( 1 - 1.35e6T + 8.07e13T^{2} \)
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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

−18.22178061001384319633236580877, −16.35152115238444363179806765882, −14.09016188798609979329841345143, −13.22334667468482983806600491608, −12.02578565215134253898458953301, −9.964668166660463024184031814782, −8.220474736804353486517114638871, −6.90797301692274462850428231176, −3.08486100807694147698516493363, −1.10464563684626396521844490985, 3.49235206994215538916097971359, 5.69933867205588996743180483269, 8.401395713794694159538445818033, 9.378827565290466004694295664174, 10.74964288509576927491975356349, 13.37593109711960404682013509539, 14.90841791928877564351379723208, 15.75067220321697618511520094467, 16.63767789141504185704496875293, 18.59146625388930304287814459632

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