Properties

Label 2-770-1.1-c1-0-2
Degree $2$
Conductor $770$
Sign $1$
Analytic cond. $6.14848$
Root an. cond. $2.47961$
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 − 0.406·3-s + 4-s − 5-s + 0.406·6-s − 7-s − 8-s − 2.83·9-s + 10-s + 11-s − 0.406·12-s − 0.813·13-s + 14-s + 0.406·15-s + 16-s + 3.83·17-s + 2.83·18-s + 5.42·19-s − 20-s + 0.406·21-s − 22-s − 5.42·23-s + 0.406·24-s + 25-s + 0.813·26-s + 2.37·27-s − 28-s + ⋯
L(s)  = 1  − 0.707·2-s − 0.234·3-s + 0.5·4-s − 0.447·5-s + 0.166·6-s − 0.377·7-s − 0.353·8-s − 0.944·9-s + 0.316·10-s + 0.301·11-s − 0.117·12-s − 0.225·13-s + 0.267·14-s + 0.105·15-s + 0.250·16-s + 0.930·17-s + 0.668·18-s + 1.24·19-s − 0.223·20-s + 0.0887·21-s − 0.213·22-s − 1.13·23-s + 0.0830·24-s + 0.200·25-s + 0.159·26-s + 0.456·27-s − 0.188·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 770 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 770 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(770\)    =    \(2 \cdot 5 \cdot 7 \cdot 11\)
Sign: $1$
Analytic conductor: \(6.14848\)
Root analytic conductor: \(2.47961\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 770,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.8043523824\)
\(L(\frac12)\) \(\approx\) \(0.8043523824\)
\(L(\frac{3}{2})\) 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 \( 1 + T \)
7 \( 1 + T \)
11 \( 1 - T \)
good3 \( 1 + 0.406T + 3T^{2} \)
13 \( 1 + 0.813T + 13T^{2} \)
17 \( 1 - 3.83T + 17T^{2} \)
19 \( 1 - 5.42T + 19T^{2} \)
23 \( 1 + 5.42T + 23T^{2} \)
29 \( 1 - 6.61T + 29T^{2} \)
31 \( 1 - 6T + 31T^{2} \)
37 \( 1 - 8.24T + 37T^{2} \)
41 \( 1 + 5.59T + 41T^{2} \)
43 \( 1 + 3.02T + 43T^{2} \)
47 \( 1 + 5.02T + 47T^{2} \)
53 \( 1 - 6.61T + 53T^{2} \)
59 \( 1 - 10.6T + 59T^{2} \)
61 \( 1 - 0.978T + 61T^{2} \)
67 \( 1 - 8T + 67T^{2} \)
71 \( 1 - 14.8T + 71T^{2} \)
73 \( 1 + 6.20T + 73T^{2} \)
79 \( 1 - 17.0T + 79T^{2} \)
83 \( 1 + 8.81T + 83T^{2} \)
89 \( 1 + 1.18T + 89T^{2} \)
97 \( 1 + 3.42T + 97T^{2} \)
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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

−10.05758193925894965327963395529, −9.672805827476162671586075452754, −8.437358141955009494890152436434, −7.988769677819698182606746893012, −6.89532147973069709931972235948, −6.05690711894951858180856458978, −5.08301946835727542382005756075, −3.62616469844236481638353617141, −2.64879365254247449832644212716, −0.828623097293271052336299898781, 0.828623097293271052336299898781, 2.64879365254247449832644212716, 3.62616469844236481638353617141, 5.08301946835727542382005756075, 6.05690711894951858180856458978, 6.89532147973069709931972235948, 7.988769677819698182606746893012, 8.437358141955009494890152436434, 9.672805827476162671586075452754, 10.05758193925894965327963395529

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