Properties

Label 2-1856-1.1-c3-0-111
Degree $2$
Conductor $1856$
Sign $1$
Analytic cond. $109.507$
Root an. cond. $10.4645$
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  + 9.74·3-s + 20.5·5-s − 29.4·7-s + 68.0·9-s + 61.9·11-s − 11.1·13-s + 200.·15-s − 54.9·17-s − 78.4·19-s − 286.·21-s − 56.6·23-s + 299.·25-s + 399.·27-s − 29·29-s + 151.·31-s + 603.·33-s − 606.·35-s + 272.·37-s − 108.·39-s + 382.·41-s + 29.9·43-s + 1.40e3·45-s − 68.4·47-s + 522.·49-s − 535.·51-s − 108.·53-s + 1.27e3·55-s + ⋯
L(s)  = 1  + 1.87·3-s + 1.84·5-s − 1.58·7-s + 2.51·9-s + 1.69·11-s − 0.238·13-s + 3.45·15-s − 0.783·17-s − 0.947·19-s − 2.98·21-s − 0.513·23-s + 2.39·25-s + 2.85·27-s − 0.185·29-s + 0.875·31-s + 3.18·33-s − 2.92·35-s + 1.20·37-s − 0.447·39-s + 1.45·41-s + 0.106·43-s + 4.64·45-s − 0.212·47-s + 1.52·49-s − 1.47·51-s − 0.281·53-s + 3.12·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1856 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1856 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1856\)    =    \(2^{6} \cdot 29\)
Sign: $1$
Analytic conductor: \(109.507\)
Root analytic conductor: \(10.4645\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1856,\ (\ :3/2),\ 1)\)

Particular Values

\(L(2)\) \(\approx\) \(6.443114620\)
\(L(\frac12)\) \(\approx\) \(6.443114620\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
29 \( 1 + 29T \)
good3 \( 1 - 9.74T + 27T^{2} \)
5 \( 1 - 20.5T + 125T^{2} \)
7 \( 1 + 29.4T + 343T^{2} \)
11 \( 1 - 61.9T + 1.33e3T^{2} \)
13 \( 1 + 11.1T + 2.19e3T^{2} \)
17 \( 1 + 54.9T + 4.91e3T^{2} \)
19 \( 1 + 78.4T + 6.85e3T^{2} \)
23 \( 1 + 56.6T + 1.21e4T^{2} \)
31 \( 1 - 151.T + 2.97e4T^{2} \)
37 \( 1 - 272.T + 5.06e4T^{2} \)
41 \( 1 - 382.T + 6.89e4T^{2} \)
43 \( 1 - 29.9T + 7.95e4T^{2} \)
47 \( 1 + 68.4T + 1.03e5T^{2} \)
53 \( 1 + 108.T + 1.48e5T^{2} \)
59 \( 1 - 617.T + 2.05e5T^{2} \)
61 \( 1 - 27.0T + 2.26e5T^{2} \)
67 \( 1 + 621.T + 3.00e5T^{2} \)
71 \( 1 + 225.T + 3.57e5T^{2} \)
73 \( 1 - 265.T + 3.89e5T^{2} \)
79 \( 1 - 114.T + 4.93e5T^{2} \)
83 \( 1 - 700.T + 5.71e5T^{2} \)
89 \( 1 - 80.4T + 7.04e5T^{2} \)
97 \( 1 - 549.T + 9.12e5T^{2} \)
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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

−9.104700575489137925717888938213, −8.479602820568117896677887578672, −7.18262052444607557869975436575, −6.42275038740631528987450888349, −6.15463866676974551561382105347, −4.44936587322470199410361185690, −3.70596509291577609235677563610, −2.66826659621184698505992089328, −2.21616496662711210890770503215, −1.16892945648329474716339436969, 1.16892945648329474716339436969, 2.21616496662711210890770503215, 2.66826659621184698505992089328, 3.70596509291577609235677563610, 4.44936587322470199410361185690, 6.15463866676974551561382105347, 6.42275038740631528987450888349, 7.18262052444607557869975436575, 8.479602820568117896677887578672, 9.104700575489137925717888938213

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