Properties

Label 2-1470-21.20-c1-0-18
Degree $2$
Conductor $1470$
Sign $0.631 + 0.775i$
Analytic cond. $11.7380$
Root an. cond. $3.42607$
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  i·2-s + (−1.67 + 0.449i)3-s − 4-s − 5-s + (0.449 + 1.67i)6-s + i·8-s + (2.59 − 1.50i)9-s + i·10-s − 2.37i·11-s + (1.67 − 0.449i)12-s + 3.07i·13-s + (1.67 − 0.449i)15-s + 16-s − 4.70·17-s + (−1.50 − 2.59i)18-s − 0.527i·19-s + ⋯
L(s)  = 1  − 0.707i·2-s + (−0.965 + 0.259i)3-s − 0.5·4-s − 0.447·5-s + (0.183 + 0.682i)6-s + 0.353i·8-s + (0.865 − 0.501i)9-s + 0.316i·10-s − 0.717i·11-s + (0.482 − 0.129i)12-s + 0.852i·13-s + (0.431 − 0.116i)15-s + 0.250·16-s − 1.14·17-s + (−0.354 − 0.611i)18-s − 0.120i·19-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1470 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.631 + 0.775i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1470 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.631 + 0.775i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1470\)    =    \(2 \cdot 3 \cdot 5 \cdot 7^{2}\)
Sign: $0.631 + 0.775i$
Analytic conductor: \(11.7380\)
Root analytic conductor: \(3.42607\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1470} (881, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1470,\ (\ :1/2),\ 0.631 + 0.775i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.8586178584\)
\(L(\frac12)\) \(\approx\) \(0.8586178584\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + iT \)
3 \( 1 + (1.67 - 0.449i)T \)
5 \( 1 + T \)
7 \( 1 \)
good11 \( 1 + 2.37iT - 11T^{2} \)
13 \( 1 - 3.07iT - 13T^{2} \)
17 \( 1 + 4.70T + 17T^{2} \)
19 \( 1 + 0.527iT - 19T^{2} \)
23 \( 1 - 4.62iT - 23T^{2} \)
29 \( 1 + 0.405iT - 29T^{2} \)
31 \( 1 - 1.02iT - 31T^{2} \)
37 \( 1 + 5.54T + 37T^{2} \)
41 \( 1 - 8.61T + 41T^{2} \)
43 \( 1 - 11.5T + 43T^{2} \)
47 \( 1 - 8.82T + 47T^{2} \)
53 \( 1 + 12.2iT - 53T^{2} \)
59 \( 1 + 8.52T + 59T^{2} \)
61 \( 1 + 7.51iT - 61T^{2} \)
67 \( 1 - 13.4T + 67T^{2} \)
71 \( 1 + 11.7iT - 71T^{2} \)
73 \( 1 - 8.65iT - 73T^{2} \)
79 \( 1 - 1.91T + 79T^{2} \)
83 \( 1 - 12.9T + 83T^{2} \)
89 \( 1 - 6.18T + 89T^{2} \)
97 \( 1 + 19.6iT - 97T^{2} \)
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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

−9.362984477560980926115754140334, −8.970128109752560254074816291514, −7.78414188870805299985245937160, −6.85473990106261387029850055874, −6.02142550651840226378019305950, −5.07298982563349288489531250951, −4.23823756662110862422931188585, −3.52108279710332552125580208115, −2.06437520836450601608665793124, −0.64529370132985968692820939006, 0.73638105684128272344337836360, 2.41809222094656450061682683719, 4.08583471081687856154152760023, 4.66631239338675700171394948870, 5.63944959683761848420486730887, 6.34907203730127776617292214945, 7.22723078390352941809626198576, 7.69146195304875440803226730422, 8.705459239941012199860109074837, 9.545853633823975670758835996520

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