Properties

Label 2-1881-1.1-c3-0-81
Degree $2$
Conductor $1881$
Sign $-1$
Analytic cond. $110.982$
Root an. cond. $10.5348$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2.60·2-s − 1.23·4-s − 11.0·5-s − 27.4·7-s + 24.0·8-s + 28.6·10-s + 11·11-s − 78.9·13-s + 71.4·14-s − 52.5·16-s + 66.9·17-s − 19·19-s + 13.6·20-s − 28.6·22-s − 132.·23-s − 3.66·25-s + 205.·26-s + 33.9·28-s + 47.5·29-s + 267.·31-s − 55.3·32-s − 174.·34-s + 302.·35-s + 223.·37-s + 49.4·38-s − 264.·40-s − 420.·41-s + ⋯
L(s)  = 1  − 0.919·2-s − 0.154·4-s − 0.985·5-s − 1.48·7-s + 1.06·8-s + 0.905·10-s + 0.301·11-s − 1.68·13-s + 1.36·14-s − 0.821·16-s + 0.955·17-s − 0.229·19-s + 0.152·20-s − 0.277·22-s − 1.20·23-s − 0.0293·25-s + 1.54·26-s + 0.229·28-s + 0.304·29-s + 1.54·31-s − 0.305·32-s − 0.878·34-s + 1.46·35-s + 0.994·37-s + 0.210·38-s − 1.04·40-s − 1.60·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1881 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1881 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1881\)    =    \(3^{2} \cdot 11 \cdot 19\)
Sign: $-1$
Analytic conductor: \(110.982\)
Root analytic conductor: \(10.5348\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1881,\ (\ :3/2),\ -1)\)

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)$
bad3 \( 1 \)
11 \( 1 - 11T \)
19 \( 1 + 19T \)
good2 \( 1 + 2.60T + 8T^{2} \)
5 \( 1 + 11.0T + 125T^{2} \)
7 \( 1 + 27.4T + 343T^{2} \)
13 \( 1 + 78.9T + 2.19e3T^{2} \)
17 \( 1 - 66.9T + 4.91e3T^{2} \)
23 \( 1 + 132.T + 1.21e4T^{2} \)
29 \( 1 - 47.5T + 2.43e4T^{2} \)
31 \( 1 - 267.T + 2.97e4T^{2} \)
37 \( 1 - 223.T + 5.06e4T^{2} \)
41 \( 1 + 420.T + 6.89e4T^{2} \)
43 \( 1 + 238.T + 7.95e4T^{2} \)
47 \( 1 - 458.T + 1.03e5T^{2} \)
53 \( 1 + 53.4T + 1.48e5T^{2} \)
59 \( 1 + 415.T + 2.05e5T^{2} \)
61 \( 1 - 515.T + 2.26e5T^{2} \)
67 \( 1 - 1.00e3T + 3.00e5T^{2} \)
71 \( 1 - 433.T + 3.57e5T^{2} \)
73 \( 1 - 594.T + 3.89e5T^{2} \)
79 \( 1 - 792.T + 4.93e5T^{2} \)
83 \( 1 - 177.T + 5.71e5T^{2} \)
89 \( 1 + 606.T + 7.04e5T^{2} \)
97 \( 1 + 1.39e3T + 9.12e5T^{2} \)
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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

−8.354790540598804559121813561550, −7.88363121557951145090651168862, −7.10491072636438728338534955093, −6.38451213403882536478246050005, −5.14699678985337351482485318510, −4.21394952482096786748465459554, −3.45375265891846846689844964515, −2.33742214091775722288875261639, −0.73405864463188735573134389839, 0, 0.73405864463188735573134389839, 2.33742214091775722288875261639, 3.45375265891846846689844964515, 4.21394952482096786748465459554, 5.14699678985337351482485318510, 6.38451213403882536478246050005, 7.10491072636438728338534955093, 7.88363121557951145090651168862, 8.354790540598804559121813561550

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