Properties

Label 2-242-1.1-c1-0-5
Degree $2$
Conductor $242$
Sign $-1$
Analytic cond. $1.93237$
Root an. cond. $1.39010$
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-s − 2.73·3-s + 4-s + 1.73·5-s + 2.73·6-s − 1.26·7-s − 8-s + 4.46·9-s − 1.73·10-s − 2.73·12-s − 3·13-s + 1.26·14-s − 4.73·15-s + 16-s − 5.19·17-s − 4.46·18-s − 4.73·19-s + 1.73·20-s + 3.46·21-s − 4.73·23-s + 2.73·24-s − 2.00·25-s + 3·26-s − 3.99·27-s − 1.26·28-s + 3·29-s + 4.73·30-s + ⋯
L(s)  = 1  − 0.707·2-s − 1.57·3-s + 0.5·4-s + 0.774·5-s + 1.11·6-s − 0.479·7-s − 0.353·8-s + 1.48·9-s − 0.547·10-s − 0.788·12-s − 0.832·13-s + 0.338·14-s − 1.22·15-s + 0.250·16-s − 1.26·17-s − 1.05·18-s − 1.08·19-s + 0.387·20-s + 0.755·21-s − 0.986·23-s + 0.557·24-s − 0.400·25-s + 0.588·26-s − 0.769·27-s − 0.239·28-s + 0.557·29-s + 0.863·30-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 242 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 242 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(242\)    =    \(2 \cdot 11^{2}\)
Sign: $-1$
Analytic conductor: \(1.93237\)
Root analytic conductor: \(1.39010\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 242,\ (\ :1/2),\ -1)\)

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)$
bad2 \( 1 + T \)
11 \( 1 \)
good3 \( 1 + 2.73T + 3T^{2} \)
5 \( 1 - 1.73T + 5T^{2} \)
7 \( 1 + 1.26T + 7T^{2} \)
13 \( 1 + 3T + 13T^{2} \)
17 \( 1 + 5.19T + 17T^{2} \)
19 \( 1 + 4.73T + 19T^{2} \)
23 \( 1 + 4.73T + 23T^{2} \)
29 \( 1 - 3T + 29T^{2} \)
31 \( 1 + 10.1T + 31T^{2} \)
37 \( 1 - 3.19T + 37T^{2} \)
41 \( 1 - 11.1T + 41T^{2} \)
43 \( 1 + 43T^{2} \)
47 \( 1 - 2.19T + 47T^{2} \)
53 \( 1 - 0.803T + 53T^{2} \)
59 \( 1 - 2.53T + 59T^{2} \)
61 \( 1 + 9.46T + 61T^{2} \)
67 \( 1 - 0.196T + 67T^{2} \)
71 \( 1 + 2.53T + 71T^{2} \)
73 \( 1 + 12.9T + 73T^{2} \)
79 \( 1 - 1.26T + 79T^{2} \)
83 \( 1 - 2.19T + 83T^{2} \)
89 \( 1 + 0.464T + 89T^{2} \)
97 \( 1 + T + 97T^{2} \)
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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

−11.41655744947857510307868720604, −10.65492981650156073391598535896, −9.907647018896641532019228200236, −9.000215228200752369436797457893, −7.42021390799642292132016013162, −6.37513878065537948954533115670, −5.82224872228425410715174439825, −4.46350598580106028175366793736, −2.11930968659688568700591720325, 0, 2.11930968659688568700591720325, 4.46350598580106028175366793736, 5.82224872228425410715174439825, 6.37513878065537948954533115670, 7.42021390799642292132016013162, 9.000215228200752369436797457893, 9.907647018896641532019228200236, 10.65492981650156073391598535896, 11.41655744947857510307868720604

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