Properties

Label 2-43-43.6-c7-0-20
Degree $2$
Conductor $43$
Sign $0.532 + 0.846i$
Analytic cond. $13.4325$
Root an. cond. $3.66504$
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  + 18.4·2-s + (33.7 − 58.5i)3-s + 212.·4-s + (54.0 − 93.5i)5-s + (623. − 1.08e3i)6-s + (395. + 685. i)7-s + 1.56e3·8-s + (−1.19e3 − 2.06e3i)9-s + (996. − 1.72e3i)10-s − 1.37e3·11-s + (7.19e3 − 1.24e4i)12-s + (1.30e3 + 2.26e3i)13-s + (7.30e3 + 1.26e4i)14-s + (−3.64e3 − 6.32e3i)15-s + 1.68e3·16-s + (−1.03e4 − 1.79e4i)17-s + ⋯
L(s)  = 1  + 1.63·2-s + (0.722 − 1.25i)3-s + 1.66·4-s + (0.193 − 0.334i)5-s + (1.17 − 2.04i)6-s + (0.436 + 0.755i)7-s + 1.08·8-s + (−0.544 − 0.942i)9-s + (0.315 − 0.546i)10-s − 0.310·11-s + (1.20 − 2.08i)12-s + (0.164 + 0.285i)13-s + (0.711 + 1.23i)14-s + (−0.279 − 0.483i)15-s + 0.102·16-s + (−0.510 − 0.884i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 43 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.532 + 0.846i)\, \overline{\Lambda}(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 43 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & (0.532 + 0.846i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(43\)
Sign: $0.532 + 0.846i$
Analytic conductor: \(13.4325\)
Root analytic conductor: \(3.66504\)
Motivic weight: \(7\)
Rational: no
Arithmetic: yes
Character: $\chi_{43} (6, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 43,\ (\ :7/2),\ 0.532 + 0.846i)\)

Particular Values

\(L(4)\) \(\approx\) \(4.85554 - 2.68324i\)
\(L(\frac12)\) \(\approx\) \(4.85554 - 2.68324i\)
\(L(\frac{9}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad43 \( 1 + (-5.02e5 - 1.37e5i)T \)
good2 \( 1 - 18.4T + 128T^{2} \)
3 \( 1 + (-33.7 + 58.5i)T + (-1.09e3 - 1.89e3i)T^{2} \)
5 \( 1 + (-54.0 + 93.5i)T + (-3.90e4 - 6.76e4i)T^{2} \)
7 \( 1 + (-395. - 685. i)T + (-4.11e5 + 7.13e5i)T^{2} \)
11 \( 1 + 1.37e3T + 1.94e7T^{2} \)
13 \( 1 + (-1.30e3 - 2.26e3i)T + (-3.13e7 + 5.43e7i)T^{2} \)
17 \( 1 + (1.03e4 + 1.79e4i)T + (-2.05e8 + 3.55e8i)T^{2} \)
19 \( 1 + (2.74e3 - 4.75e3i)T + (-4.46e8 - 7.74e8i)T^{2} \)
23 \( 1 + (3.12e4 - 5.41e4i)T + (-1.70e9 - 2.94e9i)T^{2} \)
29 \( 1 + (-7.86e4 - 1.36e5i)T + (-8.62e9 + 1.49e10i)T^{2} \)
31 \( 1 + (-1.06e5 + 1.83e5i)T + (-1.37e10 - 2.38e10i)T^{2} \)
37 \( 1 + (4.94e4 - 8.57e4i)T + (-4.74e10 - 8.22e10i)T^{2} \)
41 \( 1 - 1.10e5T + 1.94e11T^{2} \)
47 \( 1 + 1.22e6T + 5.06e11T^{2} \)
53 \( 1 + (6.08e5 - 1.05e6i)T + (-5.87e11 - 1.01e12i)T^{2} \)
59 \( 1 + 1.40e6T + 2.48e12T^{2} \)
61 \( 1 + (-1.57e5 - 2.73e5i)T + (-1.57e12 + 2.72e12i)T^{2} \)
67 \( 1 + (-9.60e5 + 1.66e6i)T + (-3.03e12 - 5.24e12i)T^{2} \)
71 \( 1 + (-1.15e6 - 2.00e6i)T + (-4.54e12 + 7.87e12i)T^{2} \)
73 \( 1 + (3.17e6 + 5.49e6i)T + (-5.52e12 + 9.56e12i)T^{2} \)
79 \( 1 + (1.26e6 + 2.19e6i)T + (-9.60e12 + 1.66e13i)T^{2} \)
83 \( 1 + (-2.92e6 + 5.07e6i)T + (-1.35e13 - 2.35e13i)T^{2} \)
89 \( 1 + (-3.84e6 + 6.66e6i)T + (-2.21e13 - 3.83e13i)T^{2} \)
97 \( 1 + 1.14e7T + 8.07e13T^{2} \)
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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

−13.93120574300172811307430114251, −13.25700220015644408137671128538, −12.35922212268728605616135304445, −11.43906788759994828861062921971, −8.985750166395862428035701698267, −7.56362323546555117034006232078, −6.23398759210172696771653884781, −4.89645149673136153172311385959, −2.94388295952144215829077612201, −1.76944622652194910492739063055, 2.63913649895902345556129332572, 3.94608913684938049734525595391, 4.76805962508984659401220987063, 6.44619396103093075495787026529, 8.355318202815710627407853008965, 10.17618422709120154837067731670, 10.98884610386923979074200860008, 12.62334880136841887865275784530, 13.90313957247665336962242959696, 14.44571672940641272604753696764

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