Properties

Label 2-847-1.1-c3-0-115
Degree $2$
Conductor $847$
Sign $-1$
Analytic cond. $49.9746$
Root an. cond. $7.06927$
Motivic weight $3$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 3·2-s + 4·3-s + 4-s + 12·5-s − 12·6-s − 7·7-s + 21·8-s − 11·9-s − 36·10-s + 4·12-s − 38·13-s + 21·14-s + 48·15-s − 71·16-s + 48·17-s + 33·18-s + 70·19-s + 12·20-s − 28·21-s + 12·23-s + 84·24-s + 19·25-s + 114·26-s − 152·27-s − 7·28-s − 126·29-s − 144·30-s + ⋯
L(s)  = 1  − 1.06·2-s + 0.769·3-s + 1/8·4-s + 1.07·5-s − 0.816·6-s − 0.377·7-s + 0.928·8-s − 0.407·9-s − 1.13·10-s + 0.0962·12-s − 0.810·13-s + 0.400·14-s + 0.826·15-s − 1.10·16-s + 0.684·17-s + 0.432·18-s + 0.845·19-s + 0.134·20-s − 0.290·21-s + 0.108·23-s + 0.714·24-s + 0.151·25-s + 0.859·26-s − 1.08·27-s − 0.0472·28-s − 0.806·29-s − 0.876·30-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: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 847,\ (\ :3/2),\ -1)\)

Particular Values

\(L(2)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad7 \( 1 + p T \)
11 \( 1 \)
good2 \( 1 + 3 T + p^{3} T^{2} \)
3 \( 1 - 4 T + p^{3} T^{2} \)
5 \( 1 - 12 T + p^{3} T^{2} \)
13 \( 1 + 38 T + p^{3} T^{2} \)
17 \( 1 - 48 T + p^{3} T^{2} \)
19 \( 1 - 70 T + p^{3} T^{2} \)
23 \( 1 - 12 T + p^{3} T^{2} \)
29 \( 1 + 126 T + p^{3} T^{2} \)
31 \( 1 + 70 T + p^{3} T^{2} \)
37 \( 1 + 358 T + p^{3} T^{2} \)
41 \( 1 - 216 T + p^{3} T^{2} \)
43 \( 1 + 8 p T + p^{3} T^{2} \)
47 \( 1 - 390 T + p^{3} T^{2} \)
53 \( 1 - 438 T + p^{3} T^{2} \)
59 \( 1 + 552 T + p^{3} T^{2} \)
61 \( 1 + 830 T + p^{3} T^{2} \)
67 \( 1 + 196 T + p^{3} T^{2} \)
71 \( 1 - 648 T + p^{3} T^{2} \)
73 \( 1 - 16 T + p^{3} T^{2} \)
79 \( 1 + 1352 T + p^{3} T^{2} \)
83 \( 1 + 90 T + p^{3} T^{2} \)
89 \( 1 - 1146 T + p^{3} T^{2} \)
97 \( 1 + 70 T + p^{3} T^{2} \)
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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

−9.263264549601838363045027285268, −8.883774208926519972699574652036, −7.78152934434122044752447215896, −7.21933793918777285262745124545, −5.88694145043051672375347517637, −5.07709988116926930587471171569, −3.58141223781575115856465740341, −2.47206495890642451598397643915, −1.49604714505811198885013045503, 0, 1.49604714505811198885013045503, 2.47206495890642451598397643915, 3.58141223781575115856465740341, 5.07709988116926930587471171569, 5.88694145043051672375347517637, 7.21933793918777285262745124545, 7.78152934434122044752447215896, 8.883774208926519972699574652036, 9.263264549601838363045027285268

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