Properties

Label 2-211-1.1-c1-0-10
Degree $2$
Conductor $211$
Sign $-1$
Analytic cond. $1.68484$
Root an. cond. $1.29801$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2.11·2-s + 1.11·3-s + 2.47·4-s − 1.35·5-s − 2.35·6-s − 3.11·7-s − 1.00·8-s − 1.75·9-s + 2.87·10-s − 3·11-s + 2.75·12-s + 3.94·13-s + 6.58·14-s − 1.51·15-s − 2.83·16-s − 7.47·17-s + 3.71·18-s + 2.47·19-s − 3.35·20-s − 3.47·21-s + 6.34·22-s + 1.41·23-s − 1.11·24-s − 3.15·25-s − 8.34·26-s − 5.30·27-s − 7.70·28-s + ⋯
L(s)  = 1  − 1.49·2-s + 0.643·3-s + 1.23·4-s − 0.607·5-s − 0.962·6-s − 1.17·7-s − 0.353·8-s − 0.585·9-s + 0.908·10-s − 0.904·11-s + 0.795·12-s + 1.09·13-s + 1.76·14-s − 0.390·15-s − 0.707·16-s − 1.81·17-s + 0.875·18-s + 0.567·19-s − 0.750·20-s − 0.757·21-s + 1.35·22-s + 0.294·23-s − 0.227·24-s − 0.631·25-s − 1.63·26-s − 1.02·27-s − 1.45·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 211 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 211 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(211\)
Sign: $-1$
Analytic conductor: \(1.68484\)
Root analytic conductor: \(1.29801\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 211,\ (\ :1/2),\ -1)\)

Particular Values

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

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad211 \( 1 + T \)
good2 \( 1 + 2.11T + 2T^{2} \)
3 \( 1 - 1.11T + 3T^{2} \)
5 \( 1 + 1.35T + 5T^{2} \)
7 \( 1 + 3.11T + 7T^{2} \)
11 \( 1 + 3T + 11T^{2} \)
13 \( 1 - 3.94T + 13T^{2} \)
17 \( 1 + 7.47T + 17T^{2} \)
19 \( 1 - 2.47T + 19T^{2} \)
23 \( 1 - 1.41T + 23T^{2} \)
29 \( 1 + 10.5T + 29T^{2} \)
31 \( 1 + 4.41T + 31T^{2} \)
37 \( 1 - 5.58T + 37T^{2} \)
41 \( 1 - 8.10T + 41T^{2} \)
43 \( 1 - 9.45T + 43T^{2} \)
47 \( 1 + 3.75T + 47T^{2} \)
53 \( 1 - 1.47T + 53T^{2} \)
59 \( 1 - 3.53T + 59T^{2} \)
61 \( 1 - 0.926T + 61T^{2} \)
67 \( 1 + 67T^{2} \)
71 \( 1 + 5.21T + 71T^{2} \)
73 \( 1 - 3.11T + 73T^{2} \)
79 \( 1 + 7.96T + 79T^{2} \)
83 \( 1 - 17.1T + 83T^{2} \)
89 \( 1 + 5.91T + 89T^{2} \)
97 \( 1 - 1.45T + 97T^{2} \)
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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

−11.29445540204577409493198252830, −10.89108290853046440875698180983, −9.466567757847061403970723753950, −9.048661137321365576864515735104, −8.055753645423318784752524598922, −7.26871587572049958285890867439, −5.97452654890392450463764696467, −3.83581175539979428399937321229, −2.45169575634776740716685923531, 0, 2.45169575634776740716685923531, 3.83581175539979428399937321229, 5.97452654890392450463764696467, 7.26871587572049958285890867439, 8.055753645423318784752524598922, 9.048661137321365576864515735104, 9.466567757847061403970723753950, 10.89108290853046440875698180983, 11.29445540204577409493198252830

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