Properties

Label 2-1536-1.1-c1-0-21
Degree $2$
Conductor $1536$
Sign $-1$
Analytic cond. $12.2650$
Root an. cond. $3.50214$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 3-s + 0.585·5-s − 3.41·7-s + 9-s − 2·11-s + 2.82·13-s − 0.585·15-s + 3.65·17-s + 5.65·19-s + 3.41·21-s − 1.17·23-s − 4.65·25-s − 27-s + 0.585·29-s − 4.58·31-s + 2·33-s − 2·35-s − 9.65·37-s − 2.82·39-s − 11.6·41-s − 1.65·43-s + 0.585·45-s − 12.4·47-s + 4.65·49-s − 3.65·51-s + 11.8·53-s − 1.17·55-s + ⋯
L(s)  = 1  − 0.577·3-s + 0.261·5-s − 1.29·7-s + 0.333·9-s − 0.603·11-s + 0.784·13-s − 0.151·15-s + 0.886·17-s + 1.29·19-s + 0.745·21-s − 0.244·23-s − 0.931·25-s − 0.192·27-s + 0.108·29-s − 0.823·31-s + 0.348·33-s − 0.338·35-s − 1.58·37-s − 0.452·39-s − 1.82·41-s − 0.252·43-s + 0.0873·45-s − 1.82·47-s + 0.665·49-s − 0.512·51-s + 1.63·53-s − 0.157·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1536 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1536 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1536\)    =    \(2^{9} \cdot 3\)
Sign: $-1$
Analytic conductor: \(12.2650\)
Root analytic conductor: \(3.50214\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1536,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) 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 \( 1 + T \)
good5 \( 1 - 0.585T + 5T^{2} \)
7 \( 1 + 3.41T + 7T^{2} \)
11 \( 1 + 2T + 11T^{2} \)
13 \( 1 - 2.82T + 13T^{2} \)
17 \( 1 - 3.65T + 17T^{2} \)
19 \( 1 - 5.65T + 19T^{2} \)
23 \( 1 + 1.17T + 23T^{2} \)
29 \( 1 - 0.585T + 29T^{2} \)
31 \( 1 + 4.58T + 31T^{2} \)
37 \( 1 + 9.65T + 37T^{2} \)
41 \( 1 + 11.6T + 41T^{2} \)
43 \( 1 + 1.65T + 43T^{2} \)
47 \( 1 + 12.4T + 47T^{2} \)
53 \( 1 - 11.8T + 53T^{2} \)
59 \( 1 - 4T + 59T^{2} \)
61 \( 1 + 9.65T + 61T^{2} \)
67 \( 1 - 8T + 67T^{2} \)
71 \( 1 + 9.17T + 71T^{2} \)
73 \( 1 + 1.65T + 73T^{2} \)
79 \( 1 + 5.75T + 79T^{2} \)
83 \( 1 + 9.31T + 83T^{2} \)
89 \( 1 - 2T + 89T^{2} \)
97 \( 1 - 13.3T + 97T^{2} \)
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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

−9.227805000838494247216220735257, −8.249573302753600809777390498565, −7.28662420213233525916928170900, −6.57293713105416332314713311281, −5.69593168188394116934774112579, −5.21095925852256138048589516863, −3.71787849065387894947905118136, −3.12536603370223893837381633932, −1.56426393760888427293250305267, 0, 1.56426393760888427293250305267, 3.12536603370223893837381633932, 3.71787849065387894947905118136, 5.21095925852256138048589516863, 5.69593168188394116934774112579, 6.57293713105416332314713311281, 7.28662420213233525916928170900, 8.249573302753600809777390498565, 9.227805000838494247216220735257

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