Properties

Label 2-21e2-7.6-c6-0-89
Degree $2$
Conductor $441$
Sign $-0.755 - 0.654i$
Analytic cond. $101.453$
Root an. cond. $10.0724$
Motivic weight $6$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 4.50·2-s − 43.6·4-s − 62.2i·5-s − 485.·8-s − 280. i·10-s − 19.4·11-s − 1.64e3i·13-s + 609.·16-s − 214. i·17-s − 9.51e3i·19-s + 2.72e3i·20-s − 87.5·22-s + 1.44e4·23-s + 1.17e4·25-s − 7.40e3i·26-s + ⋯
L(s)  = 1  + 0.563·2-s − 0.682·4-s − 0.498i·5-s − 0.947·8-s − 0.280i·10-s − 0.0146·11-s − 0.747i·13-s + 0.148·16-s − 0.0437i·17-s − 1.38i·19-s + 0.340i·20-s − 0.00822·22-s + 1.18·23-s + 0.751·25-s − 0.421i·26-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 441 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.755 - 0.654i)\, \overline{\Lambda}(7-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 441 ^{s/2} \, \Gamma_{\C}(s+3) \, L(s)\cr =\mathstrut & (-0.755 - 0.654i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(441\)    =    \(3^{2} \cdot 7^{2}\)
Sign: $-0.755 - 0.654i$
Analytic conductor: \(101.453\)
Root analytic conductor: \(10.0724\)
Motivic weight: \(6\)
Rational: no
Arithmetic: yes
Character: $\chi_{441} (244, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 441,\ (\ :3),\ -0.755 - 0.654i)\)

Particular Values

\(L(\frac{7}{2})\) \(\approx\) \(0.05852973880\)
\(L(\frac12)\) \(\approx\) \(0.05852973880\)
\(L(4)\) 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 \( 1 \)
good2 \( 1 - 4.50T + 64T^{2} \)
5 \( 1 + 62.2iT - 1.56e4T^{2} \)
11 \( 1 + 19.4T + 1.77e6T^{2} \)
13 \( 1 + 1.64e3iT - 4.82e6T^{2} \)
17 \( 1 + 214. iT - 2.41e7T^{2} \)
19 \( 1 + 9.51e3iT - 4.70e7T^{2} \)
23 \( 1 - 1.44e4T + 1.48e8T^{2} \)
29 \( 1 + 4.30e4T + 5.94e8T^{2} \)
31 \( 1 - 9.00e3iT - 8.87e8T^{2} \)
37 \( 1 + 3.31e4T + 2.56e9T^{2} \)
41 \( 1 + 7.37e4iT - 4.75e9T^{2} \)
43 \( 1 - 4.76e3T + 6.32e9T^{2} \)
47 \( 1 - 7.36e4iT - 1.07e10T^{2} \)
53 \( 1 + 2.38e5T + 2.21e10T^{2} \)
59 \( 1 + 3.26e5iT - 4.21e10T^{2} \)
61 \( 1 - 4.04e5iT - 5.15e10T^{2} \)
67 \( 1 - 2.19e5T + 9.04e10T^{2} \)
71 \( 1 + 3.50e5T + 1.28e11T^{2} \)
73 \( 1 - 2.01e5iT - 1.51e11T^{2} \)
79 \( 1 - 3.95e5T + 2.43e11T^{2} \)
83 \( 1 - 1.32e4iT - 3.26e11T^{2} \)
89 \( 1 - 2.30e5iT - 4.96e11T^{2} \)
97 \( 1 - 6.62e5iT - 8.32e11T^{2} \)
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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

−9.250977551967751506613234074624, −8.947370761097983439553192779512, −7.78566500528877778014440989413, −6.66268980781760345738574000163, −5.35859032530045299835685817671, −4.93979413796741697380222028477, −3.75219666873155465383453050553, −2.74610556395146957189742282025, −1.02998649439112328476287669546, −0.01210520175746826489713789535, 1.56940274990375224583655662522, 3.05810025211933542462026122091, 3.90049673412251623531839939293, 4.93428035457508985546716471609, 5.88618044852628893449970092842, 6.85197135676441358459819165642, 7.957515427909265662762455866867, 8.997174113941687111274528448974, 9.689674764660135335966627628498, 10.75066579851535655798916520078

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