Properties

Label 2-287-1.1-c1-0-2
Degree $2$
Conductor $287$
Sign $1$
Analytic cond. $2.29170$
Root an. cond. $1.51383$
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  − 1.20·2-s − 0.200·3-s − 0.557·4-s − 3.21·5-s + 0.241·6-s + 7-s + 3.07·8-s − 2.95·9-s + 3.86·10-s + 4.57·11-s + 0.112·12-s + 0.703·13-s − 1.20·14-s + 0.646·15-s − 2.57·16-s + 4.25·17-s + 3.55·18-s + 8.04·19-s + 1.79·20-s − 0.200·21-s − 5.49·22-s − 5.34·23-s − 0.617·24-s + 5.34·25-s − 0.844·26-s + 1.19·27-s − 0.557·28-s + ⋯
L(s)  = 1  − 0.849·2-s − 0.116·3-s − 0.278·4-s − 1.43·5-s + 0.0985·6-s + 0.377·7-s + 1.08·8-s − 0.986·9-s + 1.22·10-s + 1.38·11-s + 0.0323·12-s + 0.194·13-s − 0.320·14-s + 0.166·15-s − 0.643·16-s + 1.03·17-s + 0.837·18-s + 1.84·19-s + 0.401·20-s − 0.0438·21-s − 1.17·22-s − 1.11·23-s − 0.126·24-s + 1.06·25-s − 0.165·26-s + 0.230·27-s − 0.105·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 287 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 287 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(287\)    =    \(7 \cdot 41\)
Sign: $1$
Analytic conductor: \(2.29170\)
Root analytic conductor: \(1.51383\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 287,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.5803439310\)
\(L(\frac12)\) \(\approx\) \(0.5803439310\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad7 \( 1 - T \)
41 \( 1 + T \)
good2 \( 1 + 1.20T + 2T^{2} \)
3 \( 1 + 0.200T + 3T^{2} \)
5 \( 1 + 3.21T + 5T^{2} \)
11 \( 1 - 4.57T + 11T^{2} \)
13 \( 1 - 0.703T + 13T^{2} \)
17 \( 1 - 4.25T + 17T^{2} \)
19 \( 1 - 8.04T + 19T^{2} \)
23 \( 1 + 5.34T + 23T^{2} \)
29 \( 1 + 5.39T + 29T^{2} \)
31 \( 1 - 7.61T + 31T^{2} \)
37 \( 1 - 5.19T + 37T^{2} \)
43 \( 1 - 10.3T + 43T^{2} \)
47 \( 1 - 12.1T + 47T^{2} \)
53 \( 1 + 12.2T + 53T^{2} \)
59 \( 1 + 7.73T + 59T^{2} \)
61 \( 1 + 2.48T + 61T^{2} \)
67 \( 1 + 3.09T + 67T^{2} \)
71 \( 1 - 5.11T + 71T^{2} \)
73 \( 1 - 4.13T + 73T^{2} \)
79 \( 1 + 13.7T + 79T^{2} \)
83 \( 1 - 4.90T + 83T^{2} \)
89 \( 1 - 5.97T + 89T^{2} \)
97 \( 1 - 1.45T + 97T^{2} \)
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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

−11.70219060275614592477279220848, −11.01826488670211672961083216078, −9.706629744644781310948286293569, −8.927569599322396301055577380190, −7.922897850881759007817721317396, −7.51780407807136346521202609439, −5.85861918418398756981625325491, −4.45156554836848153579807534973, −3.46635290343755547965433793262, −0.947552940638209380269399478920, 0.947552940638209380269399478920, 3.46635290343755547965433793262, 4.45156554836848153579807534973, 5.85861918418398756981625325491, 7.51780407807136346521202609439, 7.922897850881759007817721317396, 8.927569599322396301055577380190, 9.706629744644781310948286293569, 11.01826488670211672961083216078, 11.70219060275614592477279220848

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