Properties

Label 2-1287-1.1-c1-0-38
Degree $2$
Conductor $1287$
Sign $1$
Analytic cond. $10.2767$
Root an. cond. $3.20573$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2.51·2-s + 4.32·4-s + 0.193·5-s + 3.32·7-s + 5.83·8-s + 0.485·10-s − 11-s − 13-s + 8.34·14-s + 6.02·16-s − 1.51·17-s + 0.679·19-s + 0.835·20-s − 2.51·22-s + 5.70·23-s − 4.96·25-s − 2.51·26-s + 14.3·28-s − 7.12·29-s + 5.80·31-s + 3.48·32-s − 3.80·34-s + 0.641·35-s + 3.41·37-s + 1.70·38-s + 1.12·40-s − 11.3·41-s + ⋯
L(s)  = 1  + 1.77·2-s + 2.16·4-s + 0.0864·5-s + 1.25·7-s + 2.06·8-s + 0.153·10-s − 0.301·11-s − 0.277·13-s + 2.23·14-s + 1.50·16-s − 0.367·17-s + 0.155·19-s + 0.186·20-s − 0.536·22-s + 1.19·23-s − 0.992·25-s − 0.493·26-s + 2.71·28-s − 1.32·29-s + 1.04·31-s + 0.616·32-s − 0.652·34-s + 0.108·35-s + 0.561·37-s + 0.276·38-s + 0.178·40-s − 1.77·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1287 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1287 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1287\)    =    \(3^{2} \cdot 11 \cdot 13\)
Sign: $1$
Analytic conductor: \(10.2767\)
Root analytic conductor: \(3.20573\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1287,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(5.314714070\)
\(L(\frac12)\) \(\approx\) \(5.314714070\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
11 \( 1 + T \)
13 \( 1 + T \)
good2 \( 1 - 2.51T + 2T^{2} \)
5 \( 1 - 0.193T + 5T^{2} \)
7 \( 1 - 3.32T + 7T^{2} \)
17 \( 1 + 1.51T + 17T^{2} \)
19 \( 1 - 0.679T + 19T^{2} \)
23 \( 1 - 5.70T + 23T^{2} \)
29 \( 1 + 7.12T + 29T^{2} \)
31 \( 1 - 5.80T + 31T^{2} \)
37 \( 1 - 3.41T + 37T^{2} \)
41 \( 1 + 11.3T + 41T^{2} \)
43 \( 1 - 2.15T + 43T^{2} \)
47 \( 1 - 1.61T + 47T^{2} \)
53 \( 1 + 1.02T + 53T^{2} \)
59 \( 1 + 4.38T + 59T^{2} \)
61 \( 1 - 7.02T + 61T^{2} \)
67 \( 1 - 13.2T + 67T^{2} \)
71 \( 1 + 4.64T + 71T^{2} \)
73 \( 1 + 14.0T + 73T^{2} \)
79 \( 1 - 4.48T + 79T^{2} \)
83 \( 1 + 17.6T + 83T^{2} \)
89 \( 1 - 12.4T + 89T^{2} \)
97 \( 1 + 7.41T + 97T^{2} \)
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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

−9.900997325989948141653102467676, −8.678019524205251145874681744165, −7.71659248247109091114393745885, −7.03415028678023849753990227545, −6.02462022612788536757945624415, −5.19826743288126201525072971381, −4.69027228248680363232595250781, −3.75985174227061206685637081289, −2.65235514425428752996197963373, −1.69281072522119708043132529546, 1.69281072522119708043132529546, 2.65235514425428752996197963373, 3.75985174227061206685637081289, 4.69027228248680363232595250781, 5.19826743288126201525072971381, 6.02462022612788536757945624415, 7.03415028678023849753990227545, 7.71659248247109091114393745885, 8.678019524205251145874681744165, 9.900997325989948141653102467676

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