Properties

Label 2-21e2-49.32-c1-0-8
Degree $2$
Conductor $441$
Sign $-0.0408 - 0.999i$
Analytic cond. $3.52140$
Root an. cond. $1.87654$
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  + (0.118 + 1.57i)2-s + (−0.494 + 0.0745i)4-s + (−0.291 + 0.270i)5-s + (2.43 − 1.02i)7-s + (0.527 + 2.31i)8-s + (−0.460 − 0.427i)10-s + (1.83 − 1.25i)11-s + (1.92 + 0.928i)13-s + (1.91 + 3.72i)14-s + (−4.53 + 1.40i)16-s + (−0.243 − 0.620i)17-s + (0.781 + 1.35i)19-s + (0.123 − 0.155i)20-s + (2.18 + 2.74i)22-s + (0.231 − 0.589i)23-s + ⋯
L(s)  = 1  + (0.0835 + 1.11i)2-s + (−0.247 + 0.0372i)4-s + (−0.130 + 0.120i)5-s + (0.921 − 0.389i)7-s + (0.186 + 0.817i)8-s + (−0.145 − 0.135i)10-s + (0.552 − 0.376i)11-s + (0.534 + 0.257i)13-s + (0.510 + 0.994i)14-s + (−1.13 + 0.350i)16-s + (−0.0591 − 0.150i)17-s + (0.179 + 0.310i)19-s + (0.0276 − 0.0347i)20-s + (0.466 + 0.584i)22-s + (0.0482 − 0.122i)23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 441 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.0408 - 0.999i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 441 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.0408 - 0.999i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(441\)    =    \(3^{2} \cdot 7^{2}\)
Sign: $-0.0408 - 0.999i$
Analytic conductor: \(3.52140\)
Root analytic conductor: \(1.87654\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{441} (424, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 441,\ (\ :1/2),\ -0.0408 - 0.999i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.20649 + 1.25683i\)
\(L(\frac12)\) \(\approx\) \(1.20649 + 1.25683i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
7 \( 1 + (-2.43 + 1.02i)T \)
good2 \( 1 + (-0.118 - 1.57i)T + (-1.97 + 0.298i)T^{2} \)
5 \( 1 + (0.291 - 0.270i)T + (0.373 - 4.98i)T^{2} \)
11 \( 1 + (-1.83 + 1.25i)T + (4.01 - 10.2i)T^{2} \)
13 \( 1 + (-1.92 - 0.928i)T + (8.10 + 10.1i)T^{2} \)
17 \( 1 + (0.243 + 0.620i)T + (-12.4 + 11.5i)T^{2} \)
19 \( 1 + (-0.781 - 1.35i)T + (-9.5 + 16.4i)T^{2} \)
23 \( 1 + (-0.231 + 0.589i)T + (-16.8 - 15.6i)T^{2} \)
29 \( 1 + (3.83 - 4.80i)T + (-6.45 - 28.2i)T^{2} \)
31 \( 1 + (-1.69 + 2.93i)T + (-15.5 - 26.8i)T^{2} \)
37 \( 1 + (4.20 + 0.633i)T + (35.3 + 10.9i)T^{2} \)
41 \( 1 + (1.37 + 6.02i)T + (-36.9 + 17.7i)T^{2} \)
43 \( 1 + (1.37 - 6.03i)T + (-38.7 - 18.6i)T^{2} \)
47 \( 1 + (0.409 + 5.46i)T + (-46.4 + 7.00i)T^{2} \)
53 \( 1 + (-9.05 + 1.36i)T + (50.6 - 15.6i)T^{2} \)
59 \( 1 + (6.10 + 5.66i)T + (4.40 + 58.8i)T^{2} \)
61 \( 1 + (9.38 + 1.41i)T + (58.2 + 17.9i)T^{2} \)
67 \( 1 + (-0.892 + 1.54i)T + (-33.5 - 58.0i)T^{2} \)
71 \( 1 + (-1.30 - 1.63i)T + (-15.7 + 69.2i)T^{2} \)
73 \( 1 + (-1.08 + 14.4i)T + (-72.1 - 10.8i)T^{2} \)
79 \( 1 + (-0.821 - 1.42i)T + (-39.5 + 68.4i)T^{2} \)
83 \( 1 + (-5.20 + 2.50i)T + (51.7 - 64.8i)T^{2} \)
89 \( 1 + (-10.5 - 7.21i)T + (32.5 + 82.8i)T^{2} \)
97 \( 1 + 9.59T + 97T^{2} \)
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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

−11.24926452394508002109216547066, −10.68882917288761720033006922109, −9.207940720954921437416814243205, −8.387977182593084140096165362534, −7.54405437882810109738667885265, −6.80429955459498371622437333784, −5.77888496901080902028325489111, −4.87081485451623813870891305394, −3.62967182660816867561032649871, −1.72333503572812696125501856894, 1.32096277860122031846973984058, 2.48515941534882716903292848345, 3.81744913625635441274529066882, 4.75683179585845580450610229842, 6.10598343407540356377090687622, 7.26608676588492998145567240474, 8.338448690508616605732932171751, 9.253134626455618900810246500452, 10.25678471408641280440226578375, 11.01802289997036051920986274417

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