Properties

Label 2-43-43.42-c8-0-22
Degree $2$
Conductor $43$
Sign $-0.761 - 0.648i$
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  − 23.5i·2-s + 46.0i·3-s − 297.·4-s − 373. i·5-s + 1.08e3·6-s − 2.48e3i·7-s + 983. i·8-s + 4.43e3·9-s − 8.79e3·10-s + 7.40e3·11-s − 1.37e4i·12-s − 3.62e4·13-s − 5.85e4·14-s + 1.72e4·15-s − 5.30e4·16-s − 8.88e4·17-s + ⋯
L(s)  = 1  − 1.47i·2-s + 0.568i·3-s − 1.16·4-s − 0.598i·5-s + 0.836·6-s − 1.03i·7-s + 0.240i·8-s + 0.676·9-s − 0.879·10-s + 0.505·11-s − 0.661i·12-s − 1.27·13-s − 1.52·14-s + 0.340·15-s − 0.810·16-s − 1.06·17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 43 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.761 - 0.648i)\, \overline{\Lambda}(9-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 43 ^{s/2} \, \Gamma_{\C}(s+4) \, L(s)\cr =\mathstrut & (-0.761 - 0.648i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(43\)
Sign: $-0.761 - 0.648i$
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: \((2,\ 43,\ (\ :4),\ -0.761 - 0.648i)\)

Particular Values

\(L(\frac{9}{2})\) \(\approx\) \(0.379940 + 1.03273i\)
\(L(\frac12)\) \(\approx\) \(0.379940 + 1.03273i\)
\(L(5)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad43 \( 1 + (2.60e6 + 2.21e6i)T \)
good2 \( 1 + 23.5iT - 256T^{2} \)
3 \( 1 - 46.0iT - 6.56e3T^{2} \)
5 \( 1 + 373. iT - 3.90e5T^{2} \)
7 \( 1 + 2.48e3iT - 5.76e6T^{2} \)
11 \( 1 - 7.40e3T + 2.14e8T^{2} \)
13 \( 1 + 3.62e4T + 8.15e8T^{2} \)
17 \( 1 + 8.88e4T + 6.97e9T^{2} \)
19 \( 1 - 4.18e4iT - 1.69e10T^{2} \)
23 \( 1 + 2.94e5T + 7.83e10T^{2} \)
29 \( 1 - 4.31e4iT - 5.00e11T^{2} \)
31 \( 1 + 5.57e5T + 8.52e11T^{2} \)
37 \( 1 + 3.70e6iT - 3.51e12T^{2} \)
41 \( 1 - 1.14e6T + 7.98e12T^{2} \)
47 \( 1 + 7.21e5T + 2.38e13T^{2} \)
53 \( 1 + 8.22e6T + 6.22e13T^{2} \)
59 \( 1 - 5.76e6T + 1.46e14T^{2} \)
61 \( 1 - 1.24e7iT - 1.91e14T^{2} \)
67 \( 1 - 2.60e7T + 4.06e14T^{2} \)
71 \( 1 + 3.21e7iT - 6.45e14T^{2} \)
73 \( 1 + 1.56e7iT - 8.06e14T^{2} \)
79 \( 1 - 2.11e7T + 1.51e15T^{2} \)
83 \( 1 + 5.69e7T + 2.25e15T^{2} \)
89 \( 1 + 6.26e7iT - 3.93e15T^{2} \)
97 \( 1 - 1.82e7T + 7.83e15T^{2} \)
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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

−13.07522236012820334962799138191, −12.25406727748817378873785835506, −10.92523734758186824055592723195, −10.05182263132382033705273548638, −9.148776513030406393875024601663, −7.15892854099430990370142234741, −4.64148954479795631686176841437, −3.83059422191901187196442584606, −1.88422791563667698349543030388, −0.40260477446746573872087862472, 2.27363017273292034608518438950, 4.80069829948449054164389415072, 6.34346503936917476332078329627, 7.07105734798809488902304062195, 8.313082514109970476274144726456, 9.657655978883245742518976634365, 11.57653046408702644584348665951, 12.82436363703067348383073274999, 14.16529575921926630719652002680, 15.06263025475361286517487267463

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