Properties

Label 2-1666-1.1-c1-0-34
Degree $2$
Conductor $1666$
Sign $1$
Analytic cond. $13.3030$
Root an. cond. $3.64733$
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 + 2.73·3-s + 4-s − 0.732·5-s + 2.73·6-s + 8-s + 4.46·9-s − 0.732·10-s − 0.732·11-s + 2.73·12-s + 4·13-s − 2·15-s + 16-s + 17-s + 4.46·18-s + 2·19-s − 0.732·20-s − 0.732·22-s + 6.92·23-s + 2.73·24-s − 4.46·25-s + 4·26-s + 3.99·27-s − 8.19·29-s − 2·30-s − 5.46·31-s + 32-s + ⋯
L(s)  = 1  + 0.707·2-s + 1.57·3-s + 0.5·4-s − 0.327·5-s + 1.11·6-s + 0.353·8-s + 1.48·9-s − 0.231·10-s − 0.220·11-s + 0.788·12-s + 1.10·13-s − 0.516·15-s + 0.250·16-s + 0.242·17-s + 1.05·18-s + 0.458·19-s − 0.163·20-s − 0.156·22-s + 1.44·23-s + 0.557·24-s − 0.892·25-s + 0.784·26-s + 0.769·27-s − 1.52·29-s − 0.365·30-s − 0.981·31-s + 0.176·32-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1666 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1666 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1666\)    =    \(2 \cdot 7^{2} \cdot 17\)
Sign: $1$
Analytic conductor: \(13.3030\)
Root analytic conductor: \(3.64733\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1666,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(4.561646899\)
\(L(\frac12)\) \(\approx\) \(4.561646899\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - T \)
7 \( 1 \)
17 \( 1 - T \)
good3 \( 1 - 2.73T + 3T^{2} \)
5 \( 1 + 0.732T + 5T^{2} \)
11 \( 1 + 0.732T + 11T^{2} \)
13 \( 1 - 4T + 13T^{2} \)
19 \( 1 - 2T + 19T^{2} \)
23 \( 1 - 6.92T + 23T^{2} \)
29 \( 1 + 8.19T + 29T^{2} \)
31 \( 1 + 5.46T + 31T^{2} \)
37 \( 1 - 2.73T + 37T^{2} \)
41 \( 1 - 4.53T + 41T^{2} \)
43 \( 1 + 5.46T + 43T^{2} \)
47 \( 1 - 3.46T + 47T^{2} \)
53 \( 1 + 3.46T + 53T^{2} \)
59 \( 1 - 0.535T + 59T^{2} \)
61 \( 1 - 11.6T + 61T^{2} \)
67 \( 1 + 6.53T + 67T^{2} \)
71 \( 1 + 2.53T + 71T^{2} \)
73 \( 1 + 0.535T + 73T^{2} \)
79 \( 1 + 8.39T + 79T^{2} \)
83 \( 1 - 7.46T + 83T^{2} \)
89 \( 1 + 9.85T + 89T^{2} \)
97 \( 1 - 15.4T + 97T^{2} \)
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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

−9.167585061986404718257326499758, −8.592018186345220595038215436149, −7.64904170985318086712014469568, −7.29270267461326030104575549916, −6.07917153690965264091408618018, −5.14339943308635129936186442961, −3.91390349006024064341345060733, −3.52321809267554628469718244358, −2.59615771144791499620509396982, −1.49884629994253999817347760351, 1.49884629994253999817347760351, 2.59615771144791499620509396982, 3.52321809267554628469718244358, 3.91390349006024064341345060733, 5.14339943308635129936186442961, 6.07917153690965264091408618018, 7.29270267461326030104575549916, 7.64904170985318086712014469568, 8.592018186345220595038215436149, 9.167585061986404718257326499758

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