Properties

Label 2-387-43.42-c2-0-32
Degree $2$
Conductor $387$
Sign $-0.548 - 0.835i$
Analytic cond. $10.5449$
Root an. cond. $3.24730$
Motivic weight $2$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 3.18i·2-s − 6.17·4-s − 7.66i·5-s − 10.1i·7-s + 6.93i·8-s − 24.4·10-s + 2.43·11-s + 18.1·13-s − 32.3·14-s − 2.56·16-s + 1.13·17-s − 12.3i·19-s + 47.3i·20-s − 7.76i·22-s + 24.2·23-s + ⋯
L(s)  = 1  − 1.59i·2-s − 1.54·4-s − 1.53i·5-s − 1.44i·7-s + 0.867i·8-s − 2.44·10-s + 0.221·11-s + 1.39·13-s − 2.30·14-s − 0.160·16-s + 0.0668·17-s − 0.648i·19-s + 2.36i·20-s − 0.353i·22-s + 1.05·23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 387 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.548 - 0.835i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 387 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (-0.548 - 0.835i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(387\)    =    \(3^{2} \cdot 43\)
Sign: $-0.548 - 0.835i$
Analytic conductor: \(10.5449\)
Root analytic conductor: \(3.24730\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{387} (343, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 387,\ (\ :1),\ -0.548 - 0.835i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(0.749160 + 1.38836i\)
\(L(\frac12)\) \(\approx\) \(0.749160 + 1.38836i\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
43 \( 1 + (-23.6 - 35.9i)T \)
good2 \( 1 + 3.18iT - 4T^{2} \)
5 \( 1 + 7.66iT - 25T^{2} \)
7 \( 1 + 10.1iT - 49T^{2} \)
11 \( 1 - 2.43T + 121T^{2} \)
13 \( 1 - 18.1T + 169T^{2} \)
17 \( 1 - 1.13T + 289T^{2} \)
19 \( 1 + 12.3iT - 361T^{2} \)
23 \( 1 - 24.2T + 529T^{2} \)
29 \( 1 - 35.5iT - 841T^{2} \)
31 \( 1 + 12.9T + 961T^{2} \)
37 \( 1 - 41.5iT - 1.36e3T^{2} \)
41 \( 1 - 65.0T + 1.68e3T^{2} \)
47 \( 1 + 51.0T + 2.20e3T^{2} \)
53 \( 1 + 56.2T + 2.80e3T^{2} \)
59 \( 1 - 88.8T + 3.48e3T^{2} \)
61 \( 1 + 65.1iT - 3.72e3T^{2} \)
67 \( 1 - 45.3T + 4.48e3T^{2} \)
71 \( 1 + 63.7iT - 5.04e3T^{2} \)
73 \( 1 - 8.80iT - 5.32e3T^{2} \)
79 \( 1 - 31.8T + 6.24e3T^{2} \)
83 \( 1 - 68.4T + 6.88e3T^{2} \)
89 \( 1 - 5.90iT - 7.92e3T^{2} \)
97 \( 1 + 100.T + 9.40e3T^{2} \)
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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

−10.89707466222839780943266188544, −9.653024327404394775697715696001, −9.031473401342137387227213201598, −8.121668162491066432300642015611, −6.70909179975941306948411513496, −5.02271645349805628952673603004, −4.24236149798732716194509152500, −3.34304546235729239688198208773, −1.37952035539078154410251679656, −0.812482486582303957766380338065, 2.47650315004521112998016422342, 3.84735649728922318701143926130, 5.55338294957120010873470978679, 6.07980389648772576467665271028, 6.84280296065780568494414872694, 7.83135366890773887469200725729, 8.705222571102166054134701828256, 9.516505875479894622647481210866, 10.87702899839125624941299413330, 11.52565662993983896283397778176

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