Properties

Label 2-85-1.1-c3-0-4
Degree $2$
Conductor $85$
Sign $-1$
Analytic cond. $5.01516$
Root an. cond. $2.23945$
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  − 5.40·2-s − 8.99·3-s + 21.2·4-s − 5·5-s + 48.5·6-s + 27.3·7-s − 71.3·8-s + 53.8·9-s + 27.0·10-s − 12.9·11-s − 190.·12-s − 6.73·13-s − 147.·14-s + 44.9·15-s + 215.·16-s + 17·17-s − 291.·18-s − 95.8·19-s − 106.·20-s − 245.·21-s + 69.9·22-s + 41.6·23-s + 641.·24-s + 25·25-s + 36.3·26-s − 241.·27-s + 579.·28-s + ⋯
L(s)  = 1  − 1.91·2-s − 1.73·3-s + 2.65·4-s − 0.447·5-s + 3.30·6-s + 1.47·7-s − 3.15·8-s + 1.99·9-s + 0.854·10-s − 0.354·11-s − 4.58·12-s − 0.143·13-s − 2.82·14-s + 0.773·15-s + 3.37·16-s + 0.242·17-s − 3.81·18-s − 1.15·19-s − 1.18·20-s − 2.55·21-s + 0.678·22-s + 0.377·23-s + 5.45·24-s + 0.200·25-s + 0.274·26-s − 1.72·27-s + 3.91·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 85 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 85 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(85\)    =    \(5 \cdot 17\)
Sign: $-1$
Analytic conductor: \(5.01516\)
Root analytic conductor: \(2.23945\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 85,\ (\ :3/2),\ -1)\)

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)$
bad5 \( 1 + 5T \)
17 \( 1 - 17T \)
good2 \( 1 + 5.40T + 8T^{2} \)
3 \( 1 + 8.99T + 27T^{2} \)
7 \( 1 - 27.3T + 343T^{2} \)
11 \( 1 + 12.9T + 1.33e3T^{2} \)
13 \( 1 + 6.73T + 2.19e3T^{2} \)
19 \( 1 + 95.8T + 6.85e3T^{2} \)
23 \( 1 - 41.6T + 1.21e4T^{2} \)
29 \( 1 - 165.T + 2.43e4T^{2} \)
31 \( 1 + 197.T + 2.97e4T^{2} \)
37 \( 1 + 187.T + 5.06e4T^{2} \)
41 \( 1 + 291.T + 6.89e4T^{2} \)
43 \( 1 + 139.T + 7.95e4T^{2} \)
47 \( 1 + 373.T + 1.03e5T^{2} \)
53 \( 1 - 76.4T + 1.48e5T^{2} \)
59 \( 1 + 467.T + 2.05e5T^{2} \)
61 \( 1 + 466.T + 2.26e5T^{2} \)
67 \( 1 + 206.T + 3.00e5T^{2} \)
71 \( 1 - 378.T + 3.57e5T^{2} \)
73 \( 1 - 345.T + 3.89e5T^{2} \)
79 \( 1 + 194.T + 4.93e5T^{2} \)
83 \( 1 + 947.T + 5.71e5T^{2} \)
89 \( 1 - 108.T + 7.04e5T^{2} \)
97 \( 1 - 1.69e3T + 9.12e5T^{2} \)
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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

−12.38975848338446911590952855531, −11.56651722566079551553202921289, −10.90489511485809863749106101463, −10.25493016507439960778135970072, −8.601352264628481923778754897490, −7.58471181274181177873356887188, −6.51009733467806409190166134000, −5.03864484547349625917230657536, −1.54141393018265377577371401791, 0, 1.54141393018265377577371401791, 5.03864484547349625917230657536, 6.51009733467806409190166134000, 7.58471181274181177873356887188, 8.601352264628481923778754897490, 10.25493016507439960778135970072, 10.90489511485809863749106101463, 11.56651722566079551553202921289, 12.38975848338446911590952855531

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