Properties

Label 2-85-1.1-c5-0-10
Degree $2$
Conductor $85$
Sign $-1$
Analytic cond. $13.6326$
Root an. cond. $3.69223$
Motivic weight $5$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 4.29·2-s − 29.9·3-s − 13.5·4-s + 25·5-s + 128.·6-s + 45.8·7-s + 195.·8-s + 655.·9-s − 107.·10-s − 504.·11-s + 405.·12-s + 513.·13-s − 196.·14-s − 749.·15-s − 408.·16-s + 289·17-s − 2.81e3·18-s − 2.08e3·19-s − 337.·20-s − 1.37e3·21-s + 2.16e3·22-s + 4.71e3·23-s − 5.86e3·24-s + 625·25-s − 2.20e3·26-s − 1.23e4·27-s − 619.·28-s + ⋯
L(s)  = 1  − 0.759·2-s − 1.92·3-s − 0.422·4-s + 0.447·5-s + 1.46·6-s + 0.353·7-s + 1.08·8-s + 2.69·9-s − 0.339·10-s − 1.25·11-s + 0.812·12-s + 0.842·13-s − 0.268·14-s − 0.859·15-s − 0.399·16-s + 0.242·17-s − 2.04·18-s − 1.32·19-s − 0.188·20-s − 0.679·21-s + 0.955·22-s + 1.85·23-s − 2.07·24-s + 0.200·25-s − 0.639·26-s − 3.26·27-s − 0.149·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 85 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 85 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(85\)    =    \(5 \cdot 17\)
Sign: $-1$
Analytic conductor: \(13.6326\)
Root analytic conductor: \(3.69223\)
Motivic weight: \(5\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 85,\ (\ :5/2),\ -1)\)

Particular Values

\(L(3)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{7}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 - 25T \)
17 \( 1 - 289T \)
good2 \( 1 + 4.29T + 32T^{2} \)
3 \( 1 + 29.9T + 243T^{2} \)
7 \( 1 - 45.8T + 1.68e4T^{2} \)
11 \( 1 + 504.T + 1.61e5T^{2} \)
13 \( 1 - 513.T + 3.71e5T^{2} \)
19 \( 1 + 2.08e3T + 2.47e6T^{2} \)
23 \( 1 - 4.71e3T + 6.43e6T^{2} \)
29 \( 1 + 3.09e3T + 2.05e7T^{2} \)
31 \( 1 - 4.15e3T + 2.86e7T^{2} \)
37 \( 1 - 4.51e3T + 6.93e7T^{2} \)
41 \( 1 - 7.37e3T + 1.15e8T^{2} \)
43 \( 1 + 1.75e4T + 1.47e8T^{2} \)
47 \( 1 + 1.47e4T + 2.29e8T^{2} \)
53 \( 1 + 1.00e3T + 4.18e8T^{2} \)
59 \( 1 - 496.T + 7.14e8T^{2} \)
61 \( 1 + 1.30e4T + 8.44e8T^{2} \)
67 \( 1 - 2.11e4T + 1.35e9T^{2} \)
71 \( 1 + 4.12e4T + 1.80e9T^{2} \)
73 \( 1 - 5.31e4T + 2.07e9T^{2} \)
79 \( 1 - 2.20e4T + 3.07e9T^{2} \)
83 \( 1 + 6.39e4T + 3.93e9T^{2} \)
89 \( 1 + 1.45e5T + 5.58e9T^{2} \)
97 \( 1 + 1.31e5T + 8.58e9T^{2} \)
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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

−12.80900399990217662590899496467, −11.14860245229861200859533544794, −10.69999036653285506745597004508, −9.705063777513555867577753821282, −8.180471995299211461629536238653, −6.77556547866310259788242806965, −5.48032831592342779979239860711, −4.60356687996272939632252837322, −1.31036660008991691344705720935, 0, 1.31036660008991691344705720935, 4.60356687996272939632252837322, 5.48032831592342779979239860711, 6.77556547866310259788242806965, 8.180471995299211461629536238653, 9.705063777513555867577753821282, 10.69999036653285506745597004508, 11.14860245229861200859533544794, 12.80900399990217662590899496467

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