Properties

Label 2-1665-1.1-c1-0-3
Degree $2$
Conductor $1665$
Sign $1$
Analytic cond. $13.2950$
Root an. cond. $3.64624$
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  − 0.772·2-s − 1.40·4-s − 5-s − 2.17·7-s + 2.62·8-s + 0.772·10-s − 3.40·11-s + 5·13-s + 1.68·14-s + 0.772·16-s − 8.03·17-s − 1.22·19-s + 1.40·20-s + 2.62·22-s − 2.17·23-s + 25-s − 3.86·26-s + 3.05·28-s + 2.40·29-s − 2.17·31-s − 5.85·32-s + 6.20·34-s + 2.17·35-s − 37-s + 0.948·38-s − 2.62·40-s − 1.72·41-s + ⋯
L(s)  = 1  − 0.546·2-s − 0.701·4-s − 0.447·5-s − 0.822·7-s + 0.929·8-s + 0.244·10-s − 1.02·11-s + 1.38·13-s + 0.449·14-s + 0.193·16-s − 1.94·17-s − 0.281·19-s + 0.313·20-s + 0.560·22-s − 0.453·23-s + 0.200·25-s − 0.757·26-s + 0.576·28-s + 0.446·29-s − 0.390·31-s − 1.03·32-s + 1.06·34-s + 0.367·35-s − 0.164·37-s + 0.153·38-s − 0.415·40-s − 0.268·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1665 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1665 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1665\)    =    \(3^{2} \cdot 5 \cdot 37\)
Sign: $1$
Analytic conductor: \(13.2950\)
Root analytic conductor: \(3.64624\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1665,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.5551885857\)
\(L(\frac12)\) \(\approx\) \(0.5551885857\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
5 \( 1 + T \)
37 \( 1 + T \)
good2 \( 1 + 0.772T + 2T^{2} \)
7 \( 1 + 2.17T + 7T^{2} \)
11 \( 1 + 3.40T + 11T^{2} \)
13 \( 1 - 5T + 13T^{2} \)
17 \( 1 + 8.03T + 17T^{2} \)
19 \( 1 + 1.22T + 19T^{2} \)
23 \( 1 + 2.17T + 23T^{2} \)
29 \( 1 - 2.40T + 29T^{2} \)
31 \( 1 + 2.17T + 31T^{2} \)
41 \( 1 + 1.72T + 41T^{2} \)
43 \( 1 - 4.40T + 43T^{2} \)
47 \( 1 - 2.54T + 47T^{2} \)
53 \( 1 + 6.08T + 53T^{2} \)
59 \( 1 - 13.6T + 59T^{2} \)
61 \( 1 - 11.4T + 61T^{2} \)
67 \( 1 - 15.2T + 67T^{2} \)
71 \( 1 + 5.12T + 71T^{2} \)
73 \( 1 + 0.765T + 73T^{2} \)
79 \( 1 - 4.66T + 79T^{2} \)
83 \( 1 - 15.8T + 83T^{2} \)
89 \( 1 + 0.194T + 89T^{2} \)
97 \( 1 + 0.980T + 97T^{2} \)
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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

−9.236515071878924319330027432880, −8.551575441171495358413786366960, −8.103164279554772820816840066390, −7.02144847563449942805346609751, −6.27440839932868382608572220218, −5.20796997994571365788646864192, −4.24788799223300746183720871555, −3.53758345622370783364125525794, −2.20330921543342143454182528533, −0.54626676409861452076001077750, 0.54626676409861452076001077750, 2.20330921543342143454182528533, 3.53758345622370783364125525794, 4.24788799223300746183720871555, 5.20796997994571365788646864192, 6.27440839932868382608572220218, 7.02144847563449942805346609751, 8.103164279554772820816840066390, 8.551575441171495358413786366960, 9.236515071878924319330027432880

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