Properties

Label 2-273-1.1-c1-0-2
Degree $2$
Conductor $273$
Sign $1$
Analytic cond. $2.17991$
Root an. cond. $1.47645$
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  − 0.670·2-s + 3-s − 1.54·4-s + 2.54·5-s − 0.670·6-s + 7-s + 2.38·8-s + 9-s − 1.71·10-s − 3.05·11-s − 1.54·12-s + 13-s − 0.670·14-s + 2.54·15-s + 1.50·16-s + 1.34·17-s − 0.670·18-s + 7.60·19-s − 3.95·20-s + 21-s + 2.04·22-s + 1.84·23-s + 2.38·24-s + 1.50·25-s − 0.670·26-s + 27-s − 1.54·28-s + ⋯
L(s)  = 1  − 0.474·2-s + 0.577·3-s − 0.774·4-s + 1.14·5-s − 0.273·6-s + 0.377·7-s + 0.841·8-s + 0.333·9-s − 0.540·10-s − 0.920·11-s − 0.447·12-s + 0.277·13-s − 0.179·14-s + 0.658·15-s + 0.375·16-s + 0.325·17-s − 0.158·18-s + 1.74·19-s − 0.883·20-s + 0.218·21-s + 0.436·22-s + 0.384·23-s + 0.486·24-s + 0.300·25-s − 0.131·26-s + 0.192·27-s − 0.292·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 273 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 273 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(273\)    =    \(3 \cdot 7 \cdot 13\)
Sign: $1$
Analytic conductor: \(2.17991\)
Root analytic conductor: \(1.47645\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 273,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.266716748\)
\(L(\frac12)\) \(\approx\) \(1.266716748\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 - T \)
7 \( 1 - T \)
13 \( 1 - T \)
good2 \( 1 + 0.670T + 2T^{2} \)
5 \( 1 - 2.54T + 5T^{2} \)
11 \( 1 + 3.05T + 11T^{2} \)
17 \( 1 - 1.34T + 17T^{2} \)
19 \( 1 - 7.60T + 19T^{2} \)
23 \( 1 - 1.84T + 23T^{2} \)
29 \( 1 + 5.60T + 29T^{2} \)
31 \( 1 - 10.2T + 31T^{2} \)
37 \( 1 + 9.20T + 37T^{2} \)
41 \( 1 + 8.04T + 41T^{2} \)
43 \( 1 - 1.49T + 43T^{2} \)
47 \( 1 + 3.89T + 47T^{2} \)
53 \( 1 - 0.502T + 53T^{2} \)
59 \( 1 + 4.28T + 59T^{2} \)
61 \( 1 + 0.683T + 61T^{2} \)
67 \( 1 + 7.68T + 67T^{2} \)
71 \( 1 + 14.2T + 71T^{2} \)
73 \( 1 + 12.0T + 73T^{2} \)
79 \( 1 - 4.91T + 79T^{2} \)
83 \( 1 + 1.20T + 83T^{2} \)
89 \( 1 - 13.7T + 89T^{2} \)
97 \( 1 + 7.18T + 97T^{2} \)
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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

−11.93231658786834200383615635081, −10.48008047307770936312544198274, −9.908057874970054667782797656053, −9.113303479787044573768373045809, −8.207223953076670859631588495581, −7.31828630396094412973955876395, −5.66972635446158703455868932222, −4.83973347330053675956896965071, −3.17005981994733725362425823749, −1.53473120245872328500297646797, 1.53473120245872328500297646797, 3.17005981994733725362425823749, 4.83973347330053675956896965071, 5.66972635446158703455868932222, 7.31828630396094412973955876395, 8.207223953076670859631588495581, 9.113303479787044573768373045809, 9.908057874970054667782797656053, 10.48008047307770936312544198274, 11.93231658786834200383615635081

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