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Properties

Label 2-42e2-28.11-c0-0-5
Degree $2$
Conductor $1764$
Sign $0.605 + 0.795i$
Analytic cond. $0.880350$
Root an. cond. $0.938270$
Motivic weight $0$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (0.866 − 0.5i)2-s + (0.499 − 0.866i)4-s − 0.999i·8-s + (1.73 + i)11-s + (−0.5 − 0.866i)16-s + 1.99·22-s + (−1.73 + i)23-s + (0.5 − 0.866i)25-s + (−0.866 − 0.499i)32-s + (−1 − 1.73i)37-s + (1.73 − 0.999i)44-s + (−0.999 + 1.73i)46-s − 0.999i·50-s − 0.999·64-s + 2i·71-s + ⋯
L(s)  = 1  + (0.866 − 0.5i)2-s + (0.499 − 0.866i)4-s − 0.999i·8-s + (1.73 + i)11-s + (−0.5 − 0.866i)16-s + 1.99·22-s + (−1.73 + i)23-s + (0.5 − 0.866i)25-s + (−0.866 − 0.499i)32-s + (−1 − 1.73i)37-s + (1.73 − 0.999i)44-s + (−0.999 + 1.73i)46-s − 0.999i·50-s − 0.999·64-s + 2i·71-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1764 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.605 + 0.795i)\, \overline{\Lambda}(1-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1764 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.605 + 0.795i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1764\)    =    \(2^{2} \cdot 3^{2} \cdot 7^{2}\)
Sign: $0.605 + 0.795i$
Analytic conductor: \(0.880350\)
Root analytic conductor: \(0.938270\)
Motivic weight: \(0\)
Rational: no
Arithmetic: yes
Character: $\chi_{1764} (1243, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1764,\ (\ :0),\ 0.605 + 0.795i)\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(1.981365916\)
\(L(\frac12)\) \(\approx\) \(1.981365916\)
\(L(1)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + (-0.866 + 0.5i)T \)
3 \( 1 \)
7 \( 1 \)
good5 \( 1 + (-0.5 + 0.866i)T^{2} \)
11 \( 1 + (-1.73 - i)T + (0.5 + 0.866i)T^{2} \)
13 \( 1 + T^{2} \)
17 \( 1 + (-0.5 - 0.866i)T^{2} \)
19 \( 1 + (0.5 - 0.866i)T^{2} \)
23 \( 1 + (1.73 - i)T + (0.5 - 0.866i)T^{2} \)
29 \( 1 + T^{2} \)
31 \( 1 + (0.5 + 0.866i)T^{2} \)
37 \( 1 + (1 + 1.73i)T + (-0.5 + 0.866i)T^{2} \)
41 \( 1 + T^{2} \)
43 \( 1 - T^{2} \)
47 \( 1 + (0.5 - 0.866i)T^{2} \)
53 \( 1 + (-0.5 - 0.866i)T^{2} \)
59 \( 1 + (0.5 + 0.866i)T^{2} \)
61 \( 1 + (-0.5 + 0.866i)T^{2} \)
67 \( 1 + (0.5 + 0.866i)T^{2} \)
71 \( 1 - 2iT - T^{2} \)
73 \( 1 + (-0.5 - 0.866i)T^{2} \)
79 \( 1 + (0.5 - 0.866i)T^{2} \)
83 \( 1 - T^{2} \)
89 \( 1 + (-0.5 + 0.866i)T^{2} \)
97 \( 1 + T^{2} \)
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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

−9.587041124781011136057646210977, −8.811209351792727814127048820591, −7.55310119399822366388242576248, −6.78912918638547266293829705291, −6.11240860645178291181051337650, −5.20454618175549509549389498152, −4.10544195877832560964655738112, −3.79825535494140145397411078902, −2.34089575548995430852041619483, −1.45875696382827159344789518132, 1.65927051902591981804467826021, 3.07882727823879067072400770206, 3.82527172320038699897556483198, 4.61706481461209074363314089289, 5.68903376698362869304282153135, 6.39962531471180739800779995331, 6.89414551393883860080127986201, 8.054065519811579527613742956622, 8.604114846485165367377756451998, 9.414133468090048691552372361687

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