Properties

Label 2-693-1.1-c1-0-4
Degree $2$
Conductor $693$
Sign $1$
Analytic cond. $5.53363$
Root an. cond. $2.35236$
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  − 1.30·2-s − 0.302·4-s + 5-s − 7-s + 3·8-s − 1.30·10-s + 11-s − 3.60·13-s + 1.30·14-s − 3.30·16-s + 4·17-s + 3·19-s − 0.302·20-s − 1.30·22-s + 2·23-s − 4·25-s + 4.69·26-s + 0.302·28-s + 1.60·29-s − 2·31-s − 1.69·32-s − 5.21·34-s − 35-s + 6.21·37-s − 3.90·38-s + 3·40-s + 7.21·41-s + ⋯
L(s)  = 1  − 0.921·2-s − 0.151·4-s + 0.447·5-s − 0.377·7-s + 1.06·8-s − 0.411·10-s + 0.301·11-s − 1.00·13-s + 0.348·14-s − 0.825·16-s + 0.970·17-s + 0.688·19-s − 0.0677·20-s − 0.277·22-s + 0.417·23-s − 0.800·25-s + 0.921·26-s + 0.0572·28-s + 0.298·29-s − 0.359·31-s − 0.300·32-s − 0.893·34-s − 0.169·35-s + 1.02·37-s − 0.634·38-s + 0.474·40-s + 1.12·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 693 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 693 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(693\)    =    \(3^{2} \cdot 7 \cdot 11\)
Sign: $1$
Analytic conductor: \(5.53363\)
Root analytic conductor: \(2.35236\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 693,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.8605196024\)
\(L(\frac12)\) \(\approx\) \(0.8605196024\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
7 \( 1 + T \)
11 \( 1 - T \)
good2 \( 1 + 1.30T + 2T^{2} \)
5 \( 1 - T + 5T^{2} \)
13 \( 1 + 3.60T + 13T^{2} \)
17 \( 1 - 4T + 17T^{2} \)
19 \( 1 - 3T + 19T^{2} \)
23 \( 1 - 2T + 23T^{2} \)
29 \( 1 - 1.60T + 29T^{2} \)
31 \( 1 + 2T + 31T^{2} \)
37 \( 1 - 6.21T + 37T^{2} \)
41 \( 1 - 7.21T + 41T^{2} \)
43 \( 1 - 9.21T + 43T^{2} \)
47 \( 1 - 9.60T + 47T^{2} \)
53 \( 1 + 53T^{2} \)
59 \( 1 - 0.394T + 59T^{2} \)
61 \( 1 - 3.21T + 61T^{2} \)
67 \( 1 + 5.60T + 67T^{2} \)
71 \( 1 + 3.21T + 71T^{2} \)
73 \( 1 - 8.81T + 73T^{2} \)
79 \( 1 - 11.2T + 79T^{2} \)
83 \( 1 - 12T + 83T^{2} \)
89 \( 1 - 6T + 89T^{2} \)
97 \( 1 + 13.2T + 97T^{2} \)
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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

−10.13463334997917319053830199274, −9.535321875702247202951795485341, −9.055841113559769311009738696182, −7.78842653525444615173035388902, −7.34586334390177520442197835540, −6.03889810800677308375009024200, −5.08014095816749924744764638955, −3.91970587248471631200002206855, −2.45518365772099446163396327805, −0.933037383348076620158084828454, 0.933037383348076620158084828454, 2.45518365772099446163396327805, 3.91970587248471631200002206855, 5.08014095816749924744764638955, 6.03889810800677308375009024200, 7.34586334390177520442197835540, 7.78842653525444615173035388902, 9.055841113559769311009738696182, 9.535321875702247202951795485341, 10.13463334997917319053830199274

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