Properties

Label 2-43e2-1.1-c1-0-23
Degree $2$
Conductor $1849$
Sign $1$
Analytic cond. $14.7643$
Root an. cond. $3.84243$
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  + 1.24·2-s − 0.445·3-s − 0.445·4-s − 0.554·5-s − 0.554·6-s − 1.35·7-s − 3.04·8-s − 2.80·9-s − 0.692·10-s − 2.15·11-s + 0.198·12-s + 1.58·13-s − 1.69·14-s + 0.246·15-s − 2.91·16-s + 2.49·17-s − 3.49·18-s + 5.80·19-s + 0.246·20-s + 0.603·21-s − 2.69·22-s + 5.09·23-s + 1.35·24-s − 4.69·25-s + 1.97·26-s + 2.58·27-s + 0.603·28-s + ⋯
L(s)  = 1  + 0.881·2-s − 0.256·3-s − 0.222·4-s − 0.248·5-s − 0.226·6-s − 0.512·7-s − 1.07·8-s − 0.933·9-s − 0.218·10-s − 0.650·11-s + 0.0571·12-s + 0.438·13-s − 0.452·14-s + 0.0637·15-s − 0.727·16-s + 0.604·17-s − 0.823·18-s + 1.33·19-s + 0.0552·20-s + 0.131·21-s − 0.573·22-s + 1.06·23-s + 0.276·24-s − 0.938·25-s + 0.386·26-s + 0.496·27-s + 0.114·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1849 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1849 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1849\)    =    \(43^{2}\)
Sign: $1$
Analytic conductor: \(14.7643\)
Root analytic conductor: \(3.84243\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1849,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.550463534\)
\(L(\frac12)\) \(\approx\) \(1.550463534\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad43 \( 1 \)
good2 \( 1 - 1.24T + 2T^{2} \)
3 \( 1 + 0.445T + 3T^{2} \)
5 \( 1 + 0.554T + 5T^{2} \)
7 \( 1 + 1.35T + 7T^{2} \)
11 \( 1 + 2.15T + 11T^{2} \)
13 \( 1 - 1.58T + 13T^{2} \)
17 \( 1 - 2.49T + 17T^{2} \)
19 \( 1 - 5.80T + 19T^{2} \)
23 \( 1 - 5.09T + 23T^{2} \)
29 \( 1 - 6T + 29T^{2} \)
31 \( 1 - 7.62T + 31T^{2} \)
37 \( 1 - 7.18T + 37T^{2} \)
41 \( 1 - 10.4T + 41T^{2} \)
47 \( 1 + 10.9T + 47T^{2} \)
53 \( 1 + 3.07T + 53T^{2} \)
59 \( 1 + 7.29T + 59T^{2} \)
61 \( 1 + 8.09T + 61T^{2} \)
67 \( 1 - 7.38T + 67T^{2} \)
71 \( 1 - 1.68T + 71T^{2} \)
73 \( 1 - 3.97T + 73T^{2} \)
79 \( 1 + 2.08T + 79T^{2} \)
83 \( 1 - 0.917T + 83T^{2} \)
89 \( 1 - 1.48T + 89T^{2} \)
97 \( 1 + 15.1T + 97T^{2} \)
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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

−9.384266441565883695122332770220, −8.338906641868561516316533859195, −7.77494686559317854283764393927, −6.49264706546436716596580184498, −5.90988370336443668837317880771, −5.16625062277484521195012928593, −4.43093079687699160127310534176, −3.17905533826100351543722360593, −2.91509849934404604267717942191, −0.73963652845832953910809386062, 0.73963652845832953910809386062, 2.91509849934404604267717942191, 3.17905533826100351543722360593, 4.43093079687699160127310534176, 5.16625062277484521195012928593, 5.90988370336443668837317880771, 6.49264706546436716596580184498, 7.77494686559317854283764393927, 8.338906641868561516316533859195, 9.384266441565883695122332770220

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