Properties

Label 2-241-1.1-c1-0-4
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  − 0.342·2-s + 2.18·3-s − 1.88·4-s − 0.548·5-s − 0.747·6-s + 1.82·7-s + 1.32·8-s + 1.77·9-s + 0.187·10-s + 5.99·11-s − 4.11·12-s + 3.70·13-s − 0.624·14-s − 1.19·15-s + 3.31·16-s − 1.64·17-s − 0.607·18-s − 3.15·19-s + 1.03·20-s + 3.98·21-s − 2.05·22-s − 5.46·23-s + 2.90·24-s − 4.69·25-s − 1.26·26-s − 2.67·27-s − 3.43·28-s + ⋯
L(s)  = 1  − 0.241·2-s + 1.26·3-s − 0.941·4-s − 0.245·5-s − 0.305·6-s + 0.689·7-s + 0.469·8-s + 0.591·9-s + 0.0593·10-s + 1.80·11-s − 1.18·12-s + 1.02·13-s − 0.166·14-s − 0.309·15-s + 0.827·16-s − 0.398·17-s − 0.143·18-s − 0.724·19-s + 0.231·20-s + 0.870·21-s − 0.437·22-s − 1.13·23-s + 0.592·24-s − 0.939·25-s − 0.248·26-s − 0.515·27-s − 0.649·28-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

\(L(1)\) \(\approx\) \(1.441706713\)
\(L(\frac12)\) \(\approx\) \(1.441706713\)
\(L(\frac{3}{2})\) 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 \( 1 + 0.342T + 2T^{2} \)
3 \( 1 - 2.18T + 3T^{2} \)
5 \( 1 + 0.548T + 5T^{2} \)
7 \( 1 - 1.82T + 7T^{2} \)
11 \( 1 - 5.99T + 11T^{2} \)
13 \( 1 - 3.70T + 13T^{2} \)
17 \( 1 + 1.64T + 17T^{2} \)
19 \( 1 + 3.15T + 19T^{2} \)
23 \( 1 + 5.46T + 23T^{2} \)
29 \( 1 - 7.24T + 29T^{2} \)
31 \( 1 + 9.41T + 31T^{2} \)
37 \( 1 - 1.27T + 37T^{2} \)
41 \( 1 + 5.81T + 41T^{2} \)
43 \( 1 - 7.82T + 43T^{2} \)
47 \( 1 - 2.61T + 47T^{2} \)
53 \( 1 - 8.81T + 53T^{2} \)
59 \( 1 + 7.78T + 59T^{2} \)
61 \( 1 - 1.03T + 61T^{2} \)
67 \( 1 + 8.39T + 67T^{2} \)
71 \( 1 - 13.1T + 71T^{2} \)
73 \( 1 + 13.3T + 73T^{2} \)
79 \( 1 + 10.6T + 79T^{2} \)
83 \( 1 - 6.25T + 83T^{2} \)
89 \( 1 + 3.94T + 89T^{2} \)
97 \( 1 + 2.22T + 97T^{2} \)
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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

−12.17097568843909448698077350577, −11.13436150852445937529285584306, −9.860159602397600924229781343780, −8.809640576770029055604653787701, −8.619301371124561283042832881173, −7.56679588177021050931961990735, −6.06139913893043301591385313644, −4.27020339889448310620982002111, −3.71495710948685740723226854163, −1.68575028161273777703363241585, 1.68575028161273777703363241585, 3.71495710948685740723226854163, 4.27020339889448310620982002111, 6.06139913893043301591385313644, 7.56679588177021050931961990735, 8.619301371124561283042832881173, 8.809640576770029055604653787701, 9.860159602397600924229781343780, 11.13436150852445937529285584306, 12.17097568843909448698077350577

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