Properties

Label 2-1755-1.1-c1-0-2
Degree $2$
Conductor $1755$
Sign $1$
Analytic cond. $14.0137$
Root an. cond. $3.74349$
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  + 0.514·2-s − 1.73·4-s − 5-s − 4.44·7-s − 1.92·8-s − 0.514·10-s − 5.37·11-s + 13-s − 2.29·14-s + 2.47·16-s + 4.15·17-s − 2.50·19-s + 1.73·20-s − 2.76·22-s + 2.60·23-s + 25-s + 0.514·26-s + 7.71·28-s − 3.18·29-s + 4.19·31-s + 5.12·32-s + 2.14·34-s + 4.44·35-s − 5.57·37-s − 1.28·38-s + 1.92·40-s − 4.43·41-s + ⋯
L(s)  = 1  + 0.364·2-s − 0.867·4-s − 0.447·5-s − 1.68·7-s − 0.679·8-s − 0.162·10-s − 1.61·11-s + 0.277·13-s − 0.612·14-s + 0.619·16-s + 1.00·17-s − 0.574·19-s + 0.387·20-s − 0.589·22-s + 0.543·23-s + 0.200·25-s + 0.100·26-s + 1.45·28-s − 0.591·29-s + 0.753·31-s + 0.905·32-s + 0.367·34-s + 0.752·35-s − 0.916·37-s − 0.209·38-s + 0.304·40-s − 0.692·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1755 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1755 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1755\)    =    \(3^{3} \cdot 5 \cdot 13\)
Sign: $1$
Analytic conductor: \(14.0137\)
Root analytic conductor: \(3.74349\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1755,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.6926255305\)
\(L(\frac12)\) \(\approx\) \(0.6926255305\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
5 \( 1 + T \)
13 \( 1 - T \)
good2 \( 1 - 0.514T + 2T^{2} \)
7 \( 1 + 4.44T + 7T^{2} \)
11 \( 1 + 5.37T + 11T^{2} \)
17 \( 1 - 4.15T + 17T^{2} \)
19 \( 1 + 2.50T + 19T^{2} \)
23 \( 1 - 2.60T + 23T^{2} \)
29 \( 1 + 3.18T + 29T^{2} \)
31 \( 1 - 4.19T + 31T^{2} \)
37 \( 1 + 5.57T + 37T^{2} \)
41 \( 1 + 4.43T + 41T^{2} \)
43 \( 1 - 8.18T + 43T^{2} \)
47 \( 1 - 1.07T + 47T^{2} \)
53 \( 1 - 12.0T + 53T^{2} \)
59 \( 1 - 10.9T + 59T^{2} \)
61 \( 1 + 6.66T + 61T^{2} \)
67 \( 1 + 3.83T + 67T^{2} \)
71 \( 1 - 5.54T + 71T^{2} \)
73 \( 1 + 13.2T + 73T^{2} \)
79 \( 1 + 6.82T + 79T^{2} \)
83 \( 1 + 7.79T + 83T^{2} \)
89 \( 1 - 14.5T + 89T^{2} \)
97 \( 1 + 1.49T + 97T^{2} \)
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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

−9.261277649640696221286098904081, −8.597625808339433792588657457921, −7.75030530787488759967781791561, −6.90245153032170970821123589230, −5.84901861345217937791045643341, −5.32955305877675515778488355306, −4.21742194633125054882821443161, −3.38069433991352329174286335781, −2.74046381838120927176437976394, −0.51600412710805549937142657545, 0.51600412710805549937142657545, 2.74046381838120927176437976394, 3.38069433991352329174286335781, 4.21742194633125054882821443161, 5.32955305877675515778488355306, 5.84901861345217937791045643341, 6.90245153032170970821123589230, 7.75030530787488759967781791561, 8.597625808339433792588657457921, 9.261277649640696221286098904081

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