Properties

Label 2-170-1.1-c1-0-6
Degree $2$
Conductor $170$
Sign $1$
Analytic cond. $1.35745$
Root an. cond. $1.16509$
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-s + 1.56·3-s + 4-s + 5-s + 1.56·6-s − 3.12·7-s + 8-s − 0.561·9-s + 10-s − 4·11-s + 1.56·12-s + 0.438·13-s − 3.12·14-s + 1.56·15-s + 16-s + 17-s − 0.561·18-s + 1.56·19-s + 20-s − 4.87·21-s − 4·22-s + 3.12·23-s + 1.56·24-s + 25-s + 0.438·26-s − 5.56·27-s − 3.12·28-s + ⋯
L(s)  = 1  + 0.707·2-s + 0.901·3-s + 0.5·4-s + 0.447·5-s + 0.637·6-s − 1.18·7-s + 0.353·8-s − 0.187·9-s + 0.316·10-s − 1.20·11-s + 0.450·12-s + 0.121·13-s − 0.834·14-s + 0.403·15-s + 0.250·16-s + 0.242·17-s − 0.132·18-s + 0.358·19-s + 0.223·20-s − 1.06·21-s − 0.852·22-s + 0.651·23-s + 0.318·24-s + 0.200·25-s + 0.0859·26-s − 1.07·27-s − 0.590·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 170 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 170 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(170\)    =    \(2 \cdot 5 \cdot 17\)
Sign: $1$
Analytic conductor: \(1.35745\)
Root analytic conductor: \(1.16509\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 170,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.971191833\)
\(L(\frac12)\) \(\approx\) \(1.971191833\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - T \)
5 \( 1 - T \)
17 \( 1 - T \)
good3 \( 1 - 1.56T + 3T^{2} \)
7 \( 1 + 3.12T + 7T^{2} \)
11 \( 1 + 4T + 11T^{2} \)
13 \( 1 - 0.438T + 13T^{2} \)
19 \( 1 - 1.56T + 19T^{2} \)
23 \( 1 - 3.12T + 23T^{2} \)
29 \( 1 - 6.68T + 29T^{2} \)
31 \( 1 + 2.43T + 31T^{2} \)
37 \( 1 - 1.12T + 37T^{2} \)
41 \( 1 + 12.2T + 41T^{2} \)
43 \( 1 - 7.12T + 43T^{2} \)
47 \( 1 - 2.43T + 47T^{2} \)
53 \( 1 - 3.56T + 53T^{2} \)
59 \( 1 + 12.6T + 59T^{2} \)
61 \( 1 - 11.5T + 61T^{2} \)
67 \( 1 + 0.876T + 67T^{2} \)
71 \( 1 + 16.6T + 71T^{2} \)
73 \( 1 - 13.8T + 73T^{2} \)
79 \( 1 + 79T^{2} \)
83 \( 1 - 10.2T + 83T^{2} \)
89 \( 1 - 2.68T + 89T^{2} \)
97 \( 1 - 10.6T + 97T^{2} \)
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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

−13.13877933635486059572757260188, −12.10544810541229785350091760547, −10.68506036829011038462301877555, −9.784030126246858738436207990935, −8.711738385693752819143107421098, −7.52351833611557182118683950689, −6.29590725444563709729946214901, −5.17293503921575241435705278419, −3.40453406978190707729069353761, −2.58583688898183257087516876630, 2.58583688898183257087516876630, 3.40453406978190707729069353761, 5.17293503921575241435705278419, 6.29590725444563709729946214901, 7.52351833611557182118683950689, 8.711738385693752819143107421098, 9.784030126246858738436207990935, 10.68506036829011038462301877555, 12.10544810541229785350091760547, 13.13877933635486059572757260188

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