Properties

Label 2-2738-1.1-c1-0-28
Degree $2$
Conductor $2738$
Sign $1$
Analytic cond. $21.8630$
Root an. cond. $4.67579$
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-s + 2.26·3-s + 4-s − 3.49·5-s − 2.26·6-s + 4.18·7-s − 8-s + 2.11·9-s + 3.49·10-s − 3.90·11-s + 2.26·12-s + 2.34·13-s − 4.18·14-s − 7.90·15-s + 16-s + 3.24·17-s − 2.11·18-s + 0.106·19-s − 3.49·20-s + 9.46·21-s + 3.90·22-s + 5.38·23-s − 2.26·24-s + 7.20·25-s − 2.34·26-s − 1.99·27-s + 4.18·28-s + ⋯
L(s)  = 1  − 0.707·2-s + 1.30·3-s + 0.5·4-s − 1.56·5-s − 0.923·6-s + 1.58·7-s − 0.353·8-s + 0.705·9-s + 1.10·10-s − 1.17·11-s + 0.652·12-s + 0.650·13-s − 1.11·14-s − 2.04·15-s + 0.250·16-s + 0.786·17-s − 0.498·18-s + 0.0243·19-s − 0.781·20-s + 2.06·21-s + 0.832·22-s + 1.12·23-s − 0.461·24-s + 1.44·25-s − 0.460·26-s − 0.384·27-s + 0.790·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2738 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2738 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2738\)    =    \(2 \cdot 37^{2}\)
Sign: $1$
Analytic conductor: \(21.8630\)
Root analytic conductor: \(4.67579\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2738,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.830949356\)
\(L(\frac12)\) \(\approx\) \(1.830949356\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + T \)
37 \( 1 \)
good3 \( 1 - 2.26T + 3T^{2} \)
5 \( 1 + 3.49T + 5T^{2} \)
7 \( 1 - 4.18T + 7T^{2} \)
11 \( 1 + 3.90T + 11T^{2} \)
13 \( 1 - 2.34T + 13T^{2} \)
17 \( 1 - 3.24T + 17T^{2} \)
19 \( 1 - 0.106T + 19T^{2} \)
23 \( 1 - 5.38T + 23T^{2} \)
29 \( 1 + 7.66T + 29T^{2} \)
31 \( 1 - 4.99T + 31T^{2} \)
41 \( 1 - 2.55T + 41T^{2} \)
43 \( 1 - 7.20T + 43T^{2} \)
47 \( 1 + 0.525T + 47T^{2} \)
53 \( 1 - 5.80T + 53T^{2} \)
59 \( 1 - 9.91T + 59T^{2} \)
61 \( 1 + 10.0T + 61T^{2} \)
67 \( 1 - 7.53T + 67T^{2} \)
71 \( 1 - 1.42T + 71T^{2} \)
73 \( 1 + 4.15T + 73T^{2} \)
79 \( 1 + 0.621T + 79T^{2} \)
83 \( 1 - 4.73T + 83T^{2} \)
89 \( 1 - 4.50T + 89T^{2} \)
97 \( 1 - 5.58T + 97T^{2} \)
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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

−8.519730532861270585439025229852, −8.151667803290905859118680354082, −7.57700413897962198656528445778, −7.30339202599981702920243468382, −5.66030170790492344683300297543, −4.73793797126597423064017789027, −3.83007605638792928528830363982, −3.06685809759105051012204971654, −2.13271118642722319306245825160, −0.901552772334582078932004515502, 0.901552772334582078932004515502, 2.13271118642722319306245825160, 3.06685809759105051012204971654, 3.83007605638792928528830363982, 4.73793797126597423064017789027, 5.66030170790492344683300297543, 7.30339202599981702920243468382, 7.57700413897962198656528445778, 8.151667803290905859118680354082, 8.519730532861270585439025229852

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