Properties

Label 2-241-1.1-c1-0-14
Degree $2$
Conductor $241$
Sign $1$
Analytic cond. $1.92439$
Root an. cond. $1.38722$
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  + 2.49·2-s + 1.22·3-s + 4.20·4-s − 3.14·5-s + 3.04·6-s + 0.136·7-s + 5.48·8-s − 1.50·9-s − 7.84·10-s − 0.905·11-s + 5.13·12-s − 0.123·13-s + 0.339·14-s − 3.84·15-s + 5.26·16-s + 1.26·17-s − 3.75·18-s − 2.13·19-s − 13.2·20-s + 0.166·21-s − 2.25·22-s + 6.64·23-s + 6.70·24-s + 4.91·25-s − 0.308·26-s − 5.50·27-s + 0.572·28-s + ⋯
L(s)  = 1  + 1.76·2-s + 0.705·3-s + 2.10·4-s − 1.40·5-s + 1.24·6-s + 0.0514·7-s + 1.94·8-s − 0.502·9-s − 2.47·10-s − 0.272·11-s + 1.48·12-s − 0.0343·13-s + 0.0906·14-s − 0.993·15-s + 1.31·16-s + 0.305·17-s − 0.884·18-s − 0.489·19-s − 2.95·20-s + 0.0363·21-s − 0.480·22-s + 1.38·23-s + 1.36·24-s + 0.982·25-s − 0.0604·26-s − 1.05·27-s + 0.108·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 241 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 241 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(241\)
Sign: $1$
Analytic conductor: \(1.92439\)
Root analytic conductor: \(1.38722\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 241,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(3.048293410\)
\(L(\frac12)\) \(\approx\) \(3.048293410\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad241 \( 1 - T \)
good2 \( 1 - 2.49T + 2T^{2} \)
3 \( 1 - 1.22T + 3T^{2} \)
5 \( 1 + 3.14T + 5T^{2} \)
7 \( 1 - 0.136T + 7T^{2} \)
11 \( 1 + 0.905T + 11T^{2} \)
13 \( 1 + 0.123T + 13T^{2} \)
17 \( 1 - 1.26T + 17T^{2} \)
19 \( 1 + 2.13T + 19T^{2} \)
23 \( 1 - 6.64T + 23T^{2} \)
29 \( 1 - 5.36T + 29T^{2} \)
31 \( 1 + 9.78T + 31T^{2} \)
37 \( 1 - 5.76T + 37T^{2} \)
41 \( 1 - 6.43T + 41T^{2} \)
43 \( 1 + 3.18T + 43T^{2} \)
47 \( 1 - 12.9T + 47T^{2} \)
53 \( 1 - 3.90T + 53T^{2} \)
59 \( 1 - 8.15T + 59T^{2} \)
61 \( 1 + 14.3T + 61T^{2} \)
67 \( 1 + 4.89T + 67T^{2} \)
71 \( 1 - 4.32T + 71T^{2} \)
73 \( 1 - 5.64T + 73T^{2} \)
79 \( 1 - 1.43T + 79T^{2} \)
83 \( 1 + 11.7T + 83T^{2} \)
89 \( 1 + 13.7T + 89T^{2} \)
97 \( 1 - 13.6T + 97T^{2} \)
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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

−12.35696174059269820213463996186, −11.43229628286352107094466193201, −10.83929334895656385193386790454, −8.974809467166307784223220174702, −7.87649720072210945958360172961, −7.06545250235119629877011313330, −5.68930910194117943302328531211, −4.51938606422025772400677484807, −3.58216205287527698531947576850, −2.68820846068772006081445683331, 2.68820846068772006081445683331, 3.58216205287527698531947576850, 4.51938606422025772400677484807, 5.68930910194117943302328531211, 7.06545250235119629877011313330, 7.87649720072210945958360172961, 8.974809467166307784223220174702, 10.83929334895656385193386790454, 11.43229628286352107094466193201, 12.35696174059269820213463996186

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