Properties

Label 2-285-1.1-c1-0-5
Degree $2$
Conductor $285$
Sign $1$
Analytic cond. $2.27573$
Root an. cond. $1.50855$
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  + 2.41·2-s − 3-s + 3.82·4-s − 5-s − 2.41·6-s + 3.41·7-s + 4.41·8-s + 9-s − 2.41·10-s − 1.41·11-s − 3.82·12-s + 2.58·13-s + 8.24·14-s + 15-s + 2.99·16-s − 6.82·17-s + 2.41·18-s + 19-s − 3.82·20-s − 3.41·21-s − 3.41·22-s − 3.65·23-s − 4.41·24-s + 25-s + 6.24·26-s − 27-s + 13.0·28-s + ⋯
L(s)  = 1  + 1.70·2-s − 0.577·3-s + 1.91·4-s − 0.447·5-s − 0.985·6-s + 1.29·7-s + 1.56·8-s + 0.333·9-s − 0.763·10-s − 0.426·11-s − 1.10·12-s + 0.717·13-s + 2.20·14-s + 0.258·15-s + 0.749·16-s − 1.65·17-s + 0.569·18-s + 0.229·19-s − 0.856·20-s − 0.745·21-s − 0.727·22-s − 0.762·23-s − 0.901·24-s + 0.200·25-s + 1.22·26-s − 0.192·27-s + 2.47·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 285 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 285 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(285\)    =    \(3 \cdot 5 \cdot 19\)
Sign: $1$
Analytic conductor: \(2.27573\)
Root analytic conductor: \(1.50855\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 285,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.712813034\)
\(L(\frac12)\) \(\approx\) \(2.712813034\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 + T \)
5 \( 1 + T \)
19 \( 1 - T \)
good2 \( 1 - 2.41T + 2T^{2} \)
7 \( 1 - 3.41T + 7T^{2} \)
11 \( 1 + 1.41T + 11T^{2} \)
13 \( 1 - 2.58T + 13T^{2} \)
17 \( 1 + 6.82T + 17T^{2} \)
23 \( 1 + 3.65T + 23T^{2} \)
29 \( 1 - 5.07T + 29T^{2} \)
31 \( 1 + 10.4T + 31T^{2} \)
37 \( 1 + 3.07T + 37T^{2} \)
41 \( 1 + 4.58T + 41T^{2} \)
43 \( 1 - 3.41T + 43T^{2} \)
47 \( 1 - 11.6T + 47T^{2} \)
53 \( 1 - 4T + 53T^{2} \)
59 \( 1 + 8.48T + 59T^{2} \)
61 \( 1 + 5.65T + 61T^{2} \)
67 \( 1 - 12T + 67T^{2} \)
71 \( 1 - 12.4T + 71T^{2} \)
73 \( 1 + 2T + 73T^{2} \)
79 \( 1 - 11.3T + 79T^{2} \)
83 \( 1 - 6.48T + 83T^{2} \)
89 \( 1 + 14.7T + 89T^{2} \)
97 \( 1 - 4.24T + 97T^{2} \)
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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

−11.94422651748311600022830476308, −11.10329910737413387041482926454, −10.76851606133144051168658296443, −8.780432841597661212279461053054, −7.59207325691769332581278216658, −6.56302654898553469937207572746, −5.48498184650769896560590443491, −4.67595605683700315639815054953, −3.82041776524910840198178033245, −2.08829373944119483464532167414, 2.08829373944119483464532167414, 3.82041776524910840198178033245, 4.67595605683700315639815054953, 5.48498184650769896560590443491, 6.56302654898553469937207572746, 7.59207325691769332581278216658, 8.780432841597661212279461053054, 10.76851606133144051168658296443, 11.10329910737413387041482926454, 11.94422651748311600022830476308

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