Properties

Label 2-847-1.1-c3-0-102
Degree $2$
Conductor $847$
Sign $1$
Analytic cond. $49.9746$
Root an. cond. $7.06927$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 1.53·2-s + 10.1·3-s − 5.65·4-s + 8.69·5-s − 15.5·6-s + 7·7-s + 20.9·8-s + 75.9·9-s − 13.3·10-s − 57.3·12-s + 76.3·13-s − 10.7·14-s + 88.2·15-s + 13.1·16-s − 39.7·17-s − 116.·18-s + 27.9·19-s − 49.1·20-s + 71.0·21-s + 87.2·23-s + 212.·24-s − 49.3·25-s − 117.·26-s + 496.·27-s − 39.5·28-s + 38.3·29-s − 135.·30-s + ⋯
L(s)  = 1  − 0.541·2-s + 1.95·3-s − 0.706·4-s + 0.778·5-s − 1.05·6-s + 0.377·7-s + 0.924·8-s + 2.81·9-s − 0.421·10-s − 1.37·12-s + 1.62·13-s − 0.204·14-s + 1.51·15-s + 0.205·16-s − 0.566·17-s − 1.52·18-s + 0.337·19-s − 0.549·20-s + 0.738·21-s + 0.790·23-s + 1.80·24-s − 0.394·25-s − 0.882·26-s + 3.53·27-s − 0.267·28-s + 0.245·29-s − 0.823·30-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 847 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 847 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(847\)    =    \(7 \cdot 11^{2}\)
Sign: $1$
Analytic conductor: \(49.9746\)
Root analytic conductor: \(7.06927\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 847,\ (\ :3/2),\ 1)\)

Particular Values

\(L(2)\) \(\approx\) \(3.823603788\)
\(L(\frac12)\) \(\approx\) \(3.823603788\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad7 \( 1 - 7T \)
11 \( 1 \)
good2 \( 1 + 1.53T + 8T^{2} \)
3 \( 1 - 10.1T + 27T^{2} \)
5 \( 1 - 8.69T + 125T^{2} \)
13 \( 1 - 76.3T + 2.19e3T^{2} \)
17 \( 1 + 39.7T + 4.91e3T^{2} \)
19 \( 1 - 27.9T + 6.85e3T^{2} \)
23 \( 1 - 87.2T + 1.21e4T^{2} \)
29 \( 1 - 38.3T + 2.43e4T^{2} \)
31 \( 1 + 186.T + 2.97e4T^{2} \)
37 \( 1 + 218.T + 5.06e4T^{2} \)
41 \( 1 + 80.1T + 6.89e4T^{2} \)
43 \( 1 - 35.1T + 7.95e4T^{2} \)
47 \( 1 + 282.T + 1.03e5T^{2} \)
53 \( 1 - 145.T + 1.48e5T^{2} \)
59 \( 1 - 91.0T + 2.05e5T^{2} \)
61 \( 1 + 808.T + 2.26e5T^{2} \)
67 \( 1 - 794.T + 3.00e5T^{2} \)
71 \( 1 - 946.T + 3.57e5T^{2} \)
73 \( 1 + 801.T + 3.89e5T^{2} \)
79 \( 1 - 890.T + 4.93e5T^{2} \)
83 \( 1 - 559.T + 5.71e5T^{2} \)
89 \( 1 + 1.52e3T + 7.04e5T^{2} \)
97 \( 1 - 664.T + 9.12e5T^{2} \)
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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

−9.436382949938739328894601286004, −8.937017565770596399939699497486, −8.402967354768908618125773366292, −7.66892548774352360557371849003, −6.65834063268351398515170450865, −5.20006468332940115647370405781, −4.08032869886432579776275979658, −3.32745693309031466662825034179, −1.96975157668850305351477473474, −1.24961415042202564201619500976, 1.24961415042202564201619500976, 1.96975157668850305351477473474, 3.32745693309031466662825034179, 4.08032869886432579776275979658, 5.20006468332940115647370405781, 6.65834063268351398515170450865, 7.66892548774352360557371849003, 8.402967354768908618125773366292, 8.937017565770596399939699497486, 9.436382949938739328894601286004

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