Properties

Label 2-42e2-3.2-c2-0-14
Degree $2$
Conductor $1764$
Sign $0.577 + 0.816i$
Analytic cond. $48.0655$
Root an. cond. $6.93293$
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  − 4.24i·5-s + 21.2i·11-s − 23·13-s − 16.9i·17-s + 19-s + 16.9i·23-s + 7.00·25-s − 33.9i·29-s + 49·31-s + 17·37-s − 21.2i·41-s + 47·43-s + 38.1i·47-s − 84.8i·53-s + 90·55-s + ⋯
L(s)  = 1  − 0.848i·5-s + 1.92i·11-s − 1.76·13-s − 0.998i·17-s + 0.0526·19-s + 0.737i·23-s + 0.280·25-s − 1.17i·29-s + 1.58·31-s + 0.459·37-s − 0.517i·41-s + 1.09·43-s + 0.812i·47-s − 1.60i·53-s + 1.63·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1764 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.577 + 0.816i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1764 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (0.577 + 0.816i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1764\)    =    \(2^{2} \cdot 3^{2} \cdot 7^{2}\)
Sign: $0.577 + 0.816i$
Analytic conductor: \(48.0655\)
Root analytic conductor: \(6.93293\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{1764} (197, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1764,\ (\ :1),\ 0.577 + 0.816i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(1.577093443\)
\(L(\frac12)\) \(\approx\) \(1.577093443\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 \)
7 \( 1 \)
good5 \( 1 + 4.24iT - 25T^{2} \)
11 \( 1 - 21.2iT - 121T^{2} \)
13 \( 1 + 23T + 169T^{2} \)
17 \( 1 + 16.9iT - 289T^{2} \)
19 \( 1 - T + 361T^{2} \)
23 \( 1 - 16.9iT - 529T^{2} \)
29 \( 1 + 33.9iT - 841T^{2} \)
31 \( 1 - 49T + 961T^{2} \)
37 \( 1 - 17T + 1.36e3T^{2} \)
41 \( 1 + 21.2iT - 1.68e3T^{2} \)
43 \( 1 - 47T + 1.84e3T^{2} \)
47 \( 1 - 38.1iT - 2.20e3T^{2} \)
53 \( 1 + 84.8iT - 2.80e3T^{2} \)
59 \( 1 + 50.9iT - 3.48e3T^{2} \)
61 \( 1 - 40T + 3.72e3T^{2} \)
67 \( 1 - 23T + 4.48e3T^{2} \)
71 \( 1 - 63.6iT - 5.04e3T^{2} \)
73 \( 1 + 17T + 5.32e3T^{2} \)
79 \( 1 + 79T + 6.24e3T^{2} \)
83 \( 1 + 106. iT - 6.88e3T^{2} \)
89 \( 1 + 135. iT - 7.92e3T^{2} \)
97 \( 1 - 40T + 9.40e3T^{2} \)
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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

−9.234680549964725380383050013138, −8.089979468417652520522081990235, −7.39105037743402688815214972052, −6.85163895993793674605612552757, −5.52874509450455061412941162874, −4.67908087252188663789356448005, −4.44030665993386275431937822874, −2.75514263683025590001594903457, −1.94857061361561948363931769952, −0.53180230744853940246301521678, 0.872637019290582071025246136265, 2.54703527543721344340552106888, 3.06899211883639223714989313817, 4.19316906988353454958957531765, 5.24429043164878200050976744188, 6.13730835276170523096856146432, 6.76139507243840343052436927540, 7.67767743718618598064271915609, 8.418927520190938847636969774219, 9.162358333194372174501419323104

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