Properties

Label 2-847-1.1-c1-0-12
Degree $2$
Conductor $847$
Sign $1$
Analytic cond. $6.76332$
Root an. cond. $2.60064$
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  − 0.823·2-s − 0.960·3-s − 1.32·4-s + 2.98·5-s + 0.791·6-s + 7-s + 2.73·8-s − 2.07·9-s − 2.45·10-s + 1.26·12-s + 2.20·13-s − 0.823·14-s − 2.86·15-s + 0.390·16-s + 4.40·17-s + 1.71·18-s − 1.72·19-s − 3.94·20-s − 0.960·21-s − 8.39·23-s − 2.62·24-s + 3.91·25-s − 1.81·26-s + 4.87·27-s − 1.32·28-s + 3.29·29-s + 2.36·30-s + ⋯
L(s)  = 1  − 0.582·2-s − 0.554·3-s − 0.660·4-s + 1.33·5-s + 0.322·6-s + 0.377·7-s + 0.967·8-s − 0.692·9-s − 0.777·10-s + 0.366·12-s + 0.610·13-s − 0.220·14-s − 0.740·15-s + 0.0976·16-s + 1.06·17-s + 0.403·18-s − 0.395·19-s − 0.882·20-s − 0.209·21-s − 1.75·23-s − 0.536·24-s + 0.782·25-s − 0.355·26-s + 0.938·27-s − 0.249·28-s + 0.611·29-s + 0.431·30-s + ⋯

Functional equation

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

Invariants

Degree: \(2\)
Conductor: \(847\)    =    \(7 \cdot 11^{2}\)
Sign: $1$
Analytic conductor: \(6.76332\)
Root analytic conductor: \(2.60064\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 847,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.024138363\)
\(L(\frac12)\) \(\approx\) \(1.024138363\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad7 \( 1 - T \)
11 \( 1 \)
good2 \( 1 + 0.823T + 2T^{2} \)
3 \( 1 + 0.960T + 3T^{2} \)
5 \( 1 - 2.98T + 5T^{2} \)
13 \( 1 - 2.20T + 13T^{2} \)
17 \( 1 - 4.40T + 17T^{2} \)
19 \( 1 + 1.72T + 19T^{2} \)
23 \( 1 + 8.39T + 23T^{2} \)
29 \( 1 - 3.29T + 29T^{2} \)
31 \( 1 - 7.47T + 31T^{2} \)
37 \( 1 + 8.78T + 37T^{2} \)
41 \( 1 - 5.39T + 41T^{2} \)
43 \( 1 - 9.44T + 43T^{2} \)
47 \( 1 + 5.39T + 47T^{2} \)
53 \( 1 - 9.39T + 53T^{2} \)
59 \( 1 - 3.47T + 59T^{2} \)
61 \( 1 - 12.9T + 61T^{2} \)
67 \( 1 - 4.32T + 67T^{2} \)
71 \( 1 - 4.40T + 71T^{2} \)
73 \( 1 - 14.7T + 73T^{2} \)
79 \( 1 + 7.18T + 79T^{2} \)
83 \( 1 - 7.63T + 83T^{2} \)
89 \( 1 - 10.8T + 89T^{2} \)
97 \( 1 - 2.85T + 97T^{2} \)
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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

−10.17894301338109572982591157568, −9.455745599539981457166044742507, −8.513533032555272646427319337738, −7.993255988311540112832704466525, −6.54193442740363637328400731604, −5.73665028347617910456006616181, −5.15569919039314009812711803387, −3.90697868341818268428951502352, −2.27147057307662022326570966970, −0.966334711853897765860324843266, 0.966334711853897765860324843266, 2.27147057307662022326570966970, 3.90697868341818268428951502352, 5.15569919039314009812711803387, 5.73665028347617910456006616181, 6.54193442740363637328400731604, 7.993255988311540112832704466525, 8.513533032555272646427319337738, 9.455745599539981457166044742507, 10.17894301338109572982591157568

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