Properties

Label 2-14-7.4-c7-0-2
Degree $2$
Conductor $14$
Sign $-0.113 - 0.993i$
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 + (1.40 − 2.42i)3-s + (−31.9 + 55.4i)4-s + (219. + 379. i)5-s + 22.4·6-s + (−893. + 159. i)7-s − 511.·8-s + (1.08e3 + 1.88e3i)9-s + (−1.75e3 + 3.03e3i)10-s + (2.74e3 − 4.74e3i)11-s + (89.7 + 155. i)12-s + 4.00e3·13-s + (−4.68e3 − 5.54e3i)14-s + 1.22e3·15-s + (−2.04e3 − 3.54e3i)16-s + (1.40e4 − 2.42e4i)17-s + ⋯
L(s)  = 1  + (0.353 + 0.612i)2-s + (0.0299 − 0.0519i)3-s + (−0.249 + 0.433i)4-s + (0.784 + 1.35i)5-s + 0.0424·6-s + (−0.984 + 0.176i)7-s − 0.353·8-s + (0.498 + 0.862i)9-s + (−0.554 + 0.960i)10-s + (0.620 − 1.07i)11-s + (0.0149 + 0.0259i)12-s + 0.505·13-s + (−0.455 − 0.540i)14-s + 0.0940·15-s + (−0.125 − 0.216i)16-s + (0.691 − 1.19i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 14 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.113 - 0.993i)\, \overline{\Lambda}(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 14 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & (-0.113 - 0.993i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(14\)    =    \(2 \cdot 7\)
Sign: $-0.113 - 0.993i$
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: \((2,\ 14,\ (\ :7/2),\ -0.113 - 0.993i)\)

Particular Values

\(L(4)\) \(\approx\) \(1.21185 + 1.35828i\)
\(L(\frac12)\) \(\approx\) \(1.21185 + 1.35828i\)
\(L(\frac{9}{2})\) 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 \( 1 + (893. - 159. i)T \)
good3 \( 1 + (-1.40 + 2.42i)T + (-1.09e3 - 1.89e3i)T^{2} \)
5 \( 1 + (-219. - 379. i)T + (-3.90e4 + 6.76e4i)T^{2} \)
11 \( 1 + (-2.74e3 + 4.74e3i)T + (-9.74e6 - 1.68e7i)T^{2} \)
13 \( 1 - 4.00e3T + 6.27e7T^{2} \)
17 \( 1 + (-1.40e4 + 2.42e4i)T + (-2.05e8 - 3.55e8i)T^{2} \)
19 \( 1 + (1.19e4 + 2.06e4i)T + (-4.46e8 + 7.74e8i)T^{2} \)
23 \( 1 + (-3.68e4 - 6.38e4i)T + (-1.70e9 + 2.94e9i)T^{2} \)
29 \( 1 + 9.87e4T + 1.72e10T^{2} \)
31 \( 1 + (-2.37e4 + 4.11e4i)T + (-1.37e10 - 2.38e10i)T^{2} \)
37 \( 1 + (-5.00e4 - 8.66e4i)T + (-4.74e10 + 8.22e10i)T^{2} \)
41 \( 1 - 4.89e5T + 1.94e11T^{2} \)
43 \( 1 - 2.99e5T + 2.71e11T^{2} \)
47 \( 1 + (4.81e5 + 8.33e5i)T + (-2.53e11 + 4.38e11i)T^{2} \)
53 \( 1 + (9.18e5 - 1.59e6i)T + (-5.87e11 - 1.01e12i)T^{2} \)
59 \( 1 + (-7.25e3 + 1.25e4i)T + (-1.24e12 - 2.15e12i)T^{2} \)
61 \( 1 + (1.01e6 + 1.75e6i)T + (-1.57e12 + 2.72e12i)T^{2} \)
67 \( 1 + (-1.48e6 + 2.57e6i)T + (-3.03e12 - 5.24e12i)T^{2} \)
71 \( 1 + 4.34e6T + 9.09e12T^{2} \)
73 \( 1 + (7.50e5 - 1.29e6i)T + (-5.52e12 - 9.56e12i)T^{2} \)
79 \( 1 + (-8.86e5 - 1.53e6i)T + (-9.60e12 + 1.66e13i)T^{2} \)
83 \( 1 + 1.57e6T + 2.71e13T^{2} \)
89 \( 1 + (4.39e6 + 7.61e6i)T + (-2.21e13 + 3.83e13i)T^{2} \)
97 \( 1 + 1.03e7T + 8.07e13T^{2} \)
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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

−18.42634182811043816259025013637, −16.81772276001089276239757137124, −15.61791317685586967160050951619, −14.07689669394332432595389974952, −13.31112821586088938233604481527, −11.09465042917916327096418915311, −9.473131472118987447841868755781, −7.16450825419831758761776135565, −5.91424652926713435682847753543, −3.08070768577618156438021177871, 1.30395592989153819834418731726, 4.12352173667413607766903918345, 6.15846084625808745640319208809, 9.094562760099214155731921104719, 10.06045288837880495620269935330, 12.56821385544384384168193409621, 12.81147825846249849668843122245, 14.68822430910562637674368595932, 16.39933303402049304765745018468, 17.58210974974313546083170374489

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