Properties

Label 2-387-43.13-c1-0-6
Degree $2$
Conductor $387$
Sign $0.997 - 0.0740i$
Analytic cond. $3.09021$
Root an. cond. $1.75789$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−0.581 + 2.54i)2-s + (−4.34 − 2.09i)4-s + (−2.95 − 0.445i)5-s + (−0.339 + 0.588i)7-s + (4.59 − 5.76i)8-s + (2.85 − 7.26i)10-s + (1.98 − 0.955i)11-s + (−0.884 − 2.25i)13-s + (−1.30 − 1.20i)14-s + (5.99 + 7.52i)16-s + (2.49 − 0.376i)17-s + (−0.122 − 1.63i)19-s + (11.9 + 8.11i)20-s + (1.27 + 5.60i)22-s + (−0.0324 − 0.0221i)23-s + ⋯
L(s)  = 1  + (−0.411 + 1.80i)2-s + (−2.17 − 1.04i)4-s + (−1.32 − 0.199i)5-s + (−0.128 + 0.222i)7-s + (1.62 − 2.03i)8-s + (0.901 − 2.29i)10-s + (0.597 − 0.287i)11-s + (−0.245 − 0.624i)13-s + (−0.347 − 0.322i)14-s + (1.49 + 1.88i)16-s + (0.606 − 0.0913i)17-s + (−0.0281 − 0.375i)19-s + (2.66 + 1.81i)20-s + (0.272 + 1.19i)22-s + (−0.00677 − 0.00461i)23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 387 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.997 - 0.0740i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 387 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.997 - 0.0740i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(387\)    =    \(3^{2} \cdot 43\)
Sign: $0.997 - 0.0740i$
Analytic conductor: \(3.09021\)
Root analytic conductor: \(1.75789\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{387} (271, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 387,\ (\ :1/2),\ 0.997 - 0.0740i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.449442 + 0.0166728i\)
\(L(\frac12)\) \(\approx\) \(0.449442 + 0.0166728i\)
\(L(\frac{3}{2})\) 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 \( 1 + (6.51 + 0.781i)T \)
good2 \( 1 + (0.581 - 2.54i)T + (-1.80 - 0.867i)T^{2} \)
5 \( 1 + (2.95 + 0.445i)T + (4.77 + 1.47i)T^{2} \)
7 \( 1 + (0.339 - 0.588i)T + (-3.5 - 6.06i)T^{2} \)
11 \( 1 + (-1.98 + 0.955i)T + (6.85 - 8.60i)T^{2} \)
13 \( 1 + (0.884 + 2.25i)T + (-9.52 + 8.84i)T^{2} \)
17 \( 1 + (-2.49 + 0.376i)T + (16.2 - 5.01i)T^{2} \)
19 \( 1 + (0.122 + 1.63i)T + (-18.7 + 2.83i)T^{2} \)
23 \( 1 + (0.0324 + 0.0221i)T + (8.40 + 21.4i)T^{2} \)
29 \( 1 + (5.57 + 5.17i)T + (2.16 + 28.9i)T^{2} \)
31 \( 1 + (-8.56 + 2.64i)T + (25.6 - 17.4i)T^{2} \)
37 \( 1 + (5.57 + 9.65i)T + (-18.5 + 32.0i)T^{2} \)
41 \( 1 + (0.555 - 2.43i)T + (-36.9 - 17.7i)T^{2} \)
47 \( 1 + (7.92 + 3.81i)T + (29.3 + 36.7i)T^{2} \)
53 \( 1 + (-2.23 + 5.70i)T + (-38.8 - 36.0i)T^{2} \)
59 \( 1 + (2.97 + 3.73i)T + (-13.1 + 57.5i)T^{2} \)
61 \( 1 + (4.87 + 1.50i)T + (50.4 + 34.3i)T^{2} \)
67 \( 1 + (-0.194 - 2.58i)T + (-66.2 + 9.98i)T^{2} \)
71 \( 1 + (-7.71 + 5.25i)T + (25.9 - 66.0i)T^{2} \)
73 \( 1 + (1.43 + 3.66i)T + (-53.5 + 49.6i)T^{2} \)
79 \( 1 + (-3.10 + 5.37i)T + (-39.5 - 68.4i)T^{2} \)
83 \( 1 + (3.97 - 3.68i)T + (6.20 - 82.7i)T^{2} \)
89 \( 1 + (7.30 - 6.77i)T + (6.65 - 88.7i)T^{2} \)
97 \( 1 + (0.852 - 0.410i)T + (60.4 - 75.8i)T^{2} \)
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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

−11.37365509649942683536263708916, −10.01371340811329235677750565431, −9.118896960171705931243447665008, −8.196478885210137422715713095310, −7.71933875923257194763285633185, −6.77263024641163452227124423231, −5.76290578176307531402112225637, −4.72812735790989759097690079907, −3.65004617674706144675565647283, −0.37990153109547562408917015397, 1.44865887977271745971759853974, 3.12861593971888934681914238823, 3.87867196888982743613354329484, 4.79980064791319428817769735841, 6.87812610376496804504211787570, 7.981024413283155455256515108125, 8.765896608777494959707689003456, 9.794544761096936195808240673432, 10.49339843987754868043831998318, 11.51760229069087367875744884834

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