Properties

Label 2-3856-1.1-c1-0-4
Degree $2$
Conductor $3856$
Sign $1$
Analytic cond. $30.7903$
Root an. cond. $5.54890$
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  + 0.186·3-s − 2.25·5-s − 3.52·7-s − 2.96·9-s − 0.515·11-s − 5.38·13-s − 0.419·15-s − 4.16·17-s − 4.92·19-s − 0.657·21-s + 7.69·23-s + 0.0674·25-s − 1.11·27-s − 8.93·29-s + 4.43·31-s − 0.0959·33-s + 7.94·35-s + 5.99·37-s − 1.00·39-s − 8.99·41-s + 1.66·43-s + 6.67·45-s − 8.55·47-s + 5.45·49-s − 0.775·51-s + 13.1·53-s + 1.16·55-s + ⋯
L(s)  = 1  + 0.107·3-s − 1.00·5-s − 1.33·7-s − 0.988·9-s − 0.155·11-s − 1.49·13-s − 0.108·15-s − 1.01·17-s − 1.13·19-s − 0.143·21-s + 1.60·23-s + 0.0134·25-s − 0.213·27-s − 1.65·29-s + 0.795·31-s − 0.0167·33-s + 1.34·35-s + 0.986·37-s − 0.160·39-s − 1.40·41-s + 0.253·43-s + 0.995·45-s − 1.24·47-s + 0.779·49-s − 0.108·51-s + 1.80·53-s + 0.156·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 3856 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 3856 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(3856\)    =    \(2^{4} \cdot 241\)
Sign: $1$
Analytic conductor: \(30.7903\)
Root analytic conductor: \(5.54890\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 3856,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.2160127358\)
\(L(\frac12)\) \(\approx\) \(0.2160127358\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
241 \( 1 + T \)
good3 \( 1 - 0.186T + 3T^{2} \)
5 \( 1 + 2.25T + 5T^{2} \)
7 \( 1 + 3.52T + 7T^{2} \)
11 \( 1 + 0.515T + 11T^{2} \)
13 \( 1 + 5.38T + 13T^{2} \)
17 \( 1 + 4.16T + 17T^{2} \)
19 \( 1 + 4.92T + 19T^{2} \)
23 \( 1 - 7.69T + 23T^{2} \)
29 \( 1 + 8.93T + 29T^{2} \)
31 \( 1 - 4.43T + 31T^{2} \)
37 \( 1 - 5.99T + 37T^{2} \)
41 \( 1 + 8.99T + 41T^{2} \)
43 \( 1 - 1.66T + 43T^{2} \)
47 \( 1 + 8.55T + 47T^{2} \)
53 \( 1 - 13.1T + 53T^{2} \)
59 \( 1 + 9.25T + 59T^{2} \)
61 \( 1 + 10.4T + 61T^{2} \)
67 \( 1 - 3.91T + 67T^{2} \)
71 \( 1 - 13.6T + 71T^{2} \)
73 \( 1 - 11.5T + 73T^{2} \)
79 \( 1 - 1.43T + 79T^{2} \)
83 \( 1 + 1.73T + 83T^{2} \)
89 \( 1 + 1.07T + 89T^{2} \)
97 \( 1 + 16.0T + 97T^{2} \)
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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

−8.443662851400905285565352722927, −7.78924667612108685557570559685, −6.92054826937034930188697811569, −6.50864267557884057942451414205, −5.45460403572757576905784599126, −4.64416855614159019784360602480, −3.77101918009902576080648125292, −2.97508479057407776509762584635, −2.30732189803234073073627095478, −0.24318795063137388496292229435, 0.24318795063137388496292229435, 2.30732189803234073073627095478, 2.97508479057407776509762584635, 3.77101918009902576080648125292, 4.64416855614159019784360602480, 5.45460403572757576905784599126, 6.50864267557884057942451414205, 6.92054826937034930188697811569, 7.78924667612108685557570559685, 8.443662851400905285565352722927

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