Properties

Label 2-786-1.1-c3-0-18
Degree $2$
Conductor $786$
Sign $-1$
Analytic cond. $46.3755$
Root an. cond. $6.80995$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2·2-s − 3·3-s + 4·4-s − 17.0·5-s + 6·6-s − 20.6·7-s − 8·8-s + 9·9-s + 34.0·10-s − 21.5·11-s − 12·12-s + 3.44·13-s + 41.3·14-s + 51.1·15-s + 16·16-s + 89.3·17-s − 18·18-s + 82.6·19-s − 68.1·20-s + 61.9·21-s + 43.0·22-s + 58.6·23-s + 24·24-s + 165.·25-s − 6.89·26-s − 27·27-s − 82.6·28-s + ⋯
L(s)  = 1  − 0.707·2-s − 0.577·3-s + 0.5·4-s − 1.52·5-s + 0.408·6-s − 1.11·7-s − 0.353·8-s + 0.333·9-s + 1.07·10-s − 0.590·11-s − 0.288·12-s + 0.0735·13-s + 0.788·14-s + 0.879·15-s + 0.250·16-s + 1.27·17-s − 0.235·18-s + 0.997·19-s − 0.762·20-s + 0.643·21-s + 0.417·22-s + 0.532·23-s + 0.204·24-s + 1.32·25-s − 0.0520·26-s − 0.192·27-s − 0.557·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 786 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 786 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(786\)    =    \(2 \cdot 3 \cdot 131\)
Sign: $-1$
Analytic conductor: \(46.3755\)
Root analytic conductor: \(6.80995\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 786,\ (\ :3/2),\ -1)\)

Particular Values

\(L(2)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + 2T \)
3 \( 1 + 3T \)
131 \( 1 - 131T \)
good5 \( 1 + 17.0T + 125T^{2} \)
7 \( 1 + 20.6T + 343T^{2} \)
11 \( 1 + 21.5T + 1.33e3T^{2} \)
13 \( 1 - 3.44T + 2.19e3T^{2} \)
17 \( 1 - 89.3T + 4.91e3T^{2} \)
19 \( 1 - 82.6T + 6.85e3T^{2} \)
23 \( 1 - 58.6T + 1.21e4T^{2} \)
29 \( 1 + 76.4T + 2.43e4T^{2} \)
31 \( 1 - 56.6T + 2.97e4T^{2} \)
37 \( 1 - 216.T + 5.06e4T^{2} \)
41 \( 1 + 75.2T + 6.89e4T^{2} \)
43 \( 1 - 77.5T + 7.95e4T^{2} \)
47 \( 1 + 561.T + 1.03e5T^{2} \)
53 \( 1 - 165.T + 1.48e5T^{2} \)
59 \( 1 - 333.T + 2.05e5T^{2} \)
61 \( 1 - 271.T + 2.26e5T^{2} \)
67 \( 1 - 148.T + 3.00e5T^{2} \)
71 \( 1 + 358.T + 3.57e5T^{2} \)
73 \( 1 - 309.T + 3.89e5T^{2} \)
79 \( 1 + 266.T + 4.93e5T^{2} \)
83 \( 1 + 1.25e3T + 5.71e5T^{2} \)
89 \( 1 + 569.T + 7.04e5T^{2} \)
97 \( 1 - 1.46e3T + 9.12e5T^{2} \)
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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

−9.680708382898752316155004864231, −8.510674542220022312589217561277, −7.65501917072923268986426263218, −7.15272454614763759692452548316, −6.09562852599816573716312182753, −5.04545170008786187078417841175, −3.70094810040386762727323980457, −2.98199816339894508193987004952, −0.947592548915831594772698418071, 0, 0.947592548915831594772698418071, 2.98199816339894508193987004952, 3.70094810040386762727323980457, 5.04545170008786187078417841175, 6.09562852599816573716312182753, 7.15272454614763759692452548316, 7.65501917072923268986426263218, 8.510674542220022312589217561277, 9.680708382898752316155004864231

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