Properties

Label 2-850-1.1-c1-0-6
Degree $2$
Conductor $850$
Sign $1$
Analytic cond. $6.78728$
Root an. cond. $2.60524$
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 + 2.62·3-s + 4-s − 2.62·6-s − 0.864·7-s − 8-s + 3.89·9-s + 2·11-s + 2.62·12-s + 2.62·13-s + 0.864·14-s + 16-s − 17-s − 3.89·18-s − 0.896·19-s − 2.27·21-s − 2·22-s + 3.13·23-s − 2.62·24-s − 2.62·26-s + 2.35·27-s − 0.864·28-s + 9.49·29-s + 9.01·31-s − 32-s + 5.25·33-s + 34-s + ⋯
L(s)  = 1  − 0.707·2-s + 1.51·3-s + 0.5·4-s − 1.07·6-s − 0.326·7-s − 0.353·8-s + 1.29·9-s + 0.603·11-s + 0.758·12-s + 0.728·13-s + 0.231·14-s + 0.250·16-s − 0.242·17-s − 0.918·18-s − 0.205·19-s − 0.495·21-s − 0.426·22-s + 0.653·23-s − 0.536·24-s − 0.515·26-s + 0.453·27-s − 0.163·28-s + 1.76·29-s + 1.61·31-s − 0.176·32-s + 0.914·33-s + 0.171·34-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 850 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 850 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(850\)    =    \(2 \cdot 5^{2} \cdot 17\)
Sign: $1$
Analytic conductor: \(6.78728\)
Root analytic conductor: \(2.60524\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 850,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.962358196\)
\(L(\frac12)\) \(\approx\) \(1.962358196\)
\(L(\frac{3}{2})\) 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 \( 1 \)
17 \( 1 + T \)
good3 \( 1 - 2.62T + 3T^{2} \)
7 \( 1 + 0.864T + 7T^{2} \)
11 \( 1 - 2T + 11T^{2} \)
13 \( 1 - 2.62T + 13T^{2} \)
19 \( 1 + 0.896T + 19T^{2} \)
23 \( 1 - 3.13T + 23T^{2} \)
29 \( 1 - 9.49T + 29T^{2} \)
31 \( 1 - 9.01T + 31T^{2} \)
37 \( 1 + 10.1T + 37T^{2} \)
41 \( 1 - 9.52T + 41T^{2} \)
43 \( 1 + 7.25T + 43T^{2} \)
47 \( 1 - 10.4T + 47T^{2} \)
53 \( 1 + 11.4T + 53T^{2} \)
59 \( 1 + 4.14T + 59T^{2} \)
61 \( 1 - 3.28T + 61T^{2} \)
67 \( 1 + 1.25T + 67T^{2} \)
71 \( 1 + 12.5T + 71T^{2} \)
73 \( 1 - 2.62T + 73T^{2} \)
79 \( 1 + 7.91T + 79T^{2} \)
83 \( 1 - 4.20T + 83T^{2} \)
89 \( 1 - 4.14T + 89T^{2} \)
97 \( 1 - 6.14T + 97T^{2} \)
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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

−9.952061447068853868953915050808, −9.107058156720923522872796858893, −8.623079858763230314532995126710, −7.968209318191468384501583390149, −6.93687332909939608527653667037, −6.22082612122602334819725178652, −4.54421004179700306902625924931, −3.41471372271775913553698491075, −2.63977837872655163018759486397, −1.33338004419201594827479386392, 1.33338004419201594827479386392, 2.63977837872655163018759486397, 3.41471372271775913553698491075, 4.54421004179700306902625924931, 6.22082612122602334819725178652, 6.93687332909939608527653667037, 7.968209318191468384501583390149, 8.623079858763230314532995126710, 9.107058156720923522872796858893, 9.952061447068853868953915050808

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