Properties

Label 2-3072-8.5-c1-0-51
Degree $2$
Conductor $3072$
Sign $i$
Analytic cond. $24.5300$
Root an. cond. $4.95278$
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·3-s + 3.86i·5-s + 2.44·7-s − 9-s − 1.46i·11-s − 4.24i·13-s + 3.86·15-s − 3.46·17-s − 7.46i·19-s − 2.44i·21-s + 2.82·23-s − 9.92·25-s + i·27-s − 8.76i·29-s − 7.34·31-s + ⋯
L(s)  = 1  − 0.577i·3-s + 1.72i·5-s + 0.925·7-s − 0.333·9-s − 0.441i·11-s − 1.17i·13-s + 0.997·15-s − 0.840·17-s − 1.71i·19-s − 0.534i·21-s + 0.589·23-s − 1.98·25-s + 0.192i·27-s − 1.62i·29-s − 1.31·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 3072 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & i\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 3072 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & i\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(3072\)    =    \(2^{10} \cdot 3\)
Sign: $i$
Analytic conductor: \(24.5300\)
Root analytic conductor: \(4.95278\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{3072} (1537, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 3072,\ (\ :1/2),\ i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.382195952\)
\(L(\frac12)\) \(\approx\) \(1.382195952\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 + iT \)
good5 \( 1 - 3.86iT - 5T^{2} \)
7 \( 1 - 2.44T + 7T^{2} \)
11 \( 1 + 1.46iT - 11T^{2} \)
13 \( 1 + 4.24iT - 13T^{2} \)
17 \( 1 + 3.46T + 17T^{2} \)
19 \( 1 + 7.46iT - 19T^{2} \)
23 \( 1 - 2.82T + 23T^{2} \)
29 \( 1 + 8.76iT - 29T^{2} \)
31 \( 1 + 7.34T + 31T^{2} \)
37 \( 1 - 0.656iT - 37T^{2} \)
41 \( 1 + 4.53T + 41T^{2} \)
43 \( 1 + 3.46iT - 43T^{2} \)
47 \( 1 - 2.82T + 47T^{2} \)
53 \( 1 + 4.62iT - 53T^{2} \)
59 \( 1 - 13.8iT - 59T^{2} \)
61 \( 1 - 0.656iT - 61T^{2} \)
67 \( 1 + 14.9iT - 67T^{2} \)
71 \( 1 - 6.41T + 71T^{2} \)
73 \( 1 + 4T + 73T^{2} \)
79 \( 1 - 2.44T + 79T^{2} \)
83 \( 1 + 5.46iT - 83T^{2} \)
89 \( 1 - 4.92T + 89T^{2} \)
97 \( 1 - 1.07T + 97T^{2} \)
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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

−8.363254826738400846498747631345, −7.57095658248463919495202165156, −7.12406572304374558926409220540, −6.38292795152665325907287114412, −5.63603788010586230285383393175, −4.69703474780562610929674633733, −3.49493296933399153732717122050, −2.72733274163521646050720287110, −2.04575131314617586948965209839, −0.42095362951038571144898499439, 1.38122507721193970393332904551, 1.94488714456275599405769581445, 3.69510030581384917673974301310, 4.34846210839511482743821797433, 5.00785357353458193321981606038, 5.45907514504624557657809841306, 6.60211658452343353737335881088, 7.61623572918062612715414094273, 8.361256221726515512080532372627, 8.946444807599711756058062054260

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