Properties

Label 2-43-43.42-c8-0-18
Degree $2$
Conductor $43$
Sign $-0.0437 + 0.999i$
Analytic cond. $17.5172$
Root an. cond. $4.18536$
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  − 14.4i·2-s − 49.3i·3-s + 47.3·4-s + 738. i·5-s − 712.·6-s − 198. i·7-s − 4.38e3i·8-s + 4.12e3·9-s + 1.06e4·10-s + 1.24e4·11-s − 2.33e3i·12-s + 2.78e4·13-s − 2.86e3·14-s + 3.64e4·15-s − 5.11e4·16-s − 6.64e4·17-s + ⋯
L(s)  = 1  − 0.902i·2-s − 0.609i·3-s + 0.184·4-s + 1.18i·5-s − 0.549·6-s − 0.0826i·7-s − 1.06i·8-s + 0.629·9-s + 1.06·10-s + 0.849·11-s − 0.112i·12-s + 0.974·13-s − 0.0746·14-s + 0.719·15-s − 0.781·16-s − 0.795·17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 43 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.0437 + 0.999i)\, \overline{\Lambda}(9-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 43 ^{s/2} \, \Gamma_{\C}(s+4) \, L(s)\cr =\mathstrut & (-0.0437 + 0.999i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(43\)
Sign: $-0.0437 + 0.999i$
Analytic conductor: \(17.5172\)
Root analytic conductor: \(4.18536\)
Motivic weight: \(8\)
Rational: no
Arithmetic: yes
Character: $\chi_{43} (42, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 43,\ (\ :4),\ -0.0437 + 0.999i)\)

Particular Values

\(L(\frac{9}{2})\) \(\approx\) \(1.65695 - 1.73106i\)
\(L(\frac12)\) \(\approx\) \(1.65695 - 1.73106i\)
\(L(5)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad43 \( 1 + (1.49e5 - 3.41e6i)T \)
good2 \( 1 + 14.4iT - 256T^{2} \)
3 \( 1 + 49.3iT - 6.56e3T^{2} \)
5 \( 1 - 738. iT - 3.90e5T^{2} \)
7 \( 1 + 198. iT - 5.76e6T^{2} \)
11 \( 1 - 1.24e4T + 2.14e8T^{2} \)
13 \( 1 - 2.78e4T + 8.15e8T^{2} \)
17 \( 1 + 6.64e4T + 6.97e9T^{2} \)
19 \( 1 + 1.54e5iT - 1.69e10T^{2} \)
23 \( 1 - 2.53e5T + 7.83e10T^{2} \)
29 \( 1 - 3.32e5iT - 5.00e11T^{2} \)
31 \( 1 + 7.16e5T + 8.52e11T^{2} \)
37 \( 1 + 2.30e6iT - 3.51e12T^{2} \)
41 \( 1 + 1.26e5T + 7.98e12T^{2} \)
47 \( 1 - 3.57e6T + 2.38e13T^{2} \)
53 \( 1 + 4.88e6T + 6.22e13T^{2} \)
59 \( 1 - 5.89e6T + 1.46e14T^{2} \)
61 \( 1 - 3.89e6iT - 1.91e14T^{2} \)
67 \( 1 - 2.99e7T + 4.06e14T^{2} \)
71 \( 1 + 4.99e6iT - 6.45e14T^{2} \)
73 \( 1 - 1.46e7iT - 8.06e14T^{2} \)
79 \( 1 + 1.87e7T + 1.51e15T^{2} \)
83 \( 1 - 7.06e7T + 2.25e15T^{2} \)
89 \( 1 - 1.63e7iT - 3.93e15T^{2} \)
97 \( 1 + 1.07e8T + 7.83e15T^{2} \)
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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

−13.59724178135724369422502704966, −12.63572078557354469218888593495, −11.26240979429042131263574358657, −10.75923375755566151870536236950, −9.237334428137844785872540402609, −7.12371833633735312736146124275, −6.56711375415879341471364632252, −3.84555748014152724487315649467, −2.46002686138896517816116517553, −1.08888187820332121352924683995, 1.44396101608817631505358528992, 4.06258067852579040687085557775, 5.37875039537024956748854667721, 6.74617695005928348121407227318, 8.326750103906845158650565845145, 9.262294687585012302136681825716, 10.87444899833908303772257813982, 12.20432180730008424662693537295, 13.50564395533573427527470657893, 14.91216758210998081367655266451

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