Properties

Label 2-1421-1.1-c3-0-179
Degree $2$
Conductor $1421$
Sign $-1$
Analytic cond. $83.8417$
Root an. cond. $9.15651$
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  + 1.63·2-s − 9.87·3-s − 5.33·4-s + 16.8·5-s − 16.1·6-s − 21.7·8-s + 70.6·9-s + 27.4·10-s − 8.55·11-s + 52.7·12-s + 11.3·13-s − 166.·15-s + 7.23·16-s − 68.4·17-s + 115.·18-s − 6.93·19-s − 89.8·20-s − 13.9·22-s − 132.·23-s + 214.·24-s + 157.·25-s + 18.5·26-s − 430.·27-s − 29·29-s − 271.·30-s + 0.419·31-s + 185.·32-s + ⋯
L(s)  = 1  + 0.576·2-s − 1.90·3-s − 0.667·4-s + 1.50·5-s − 1.09·6-s − 0.961·8-s + 2.61·9-s + 0.867·10-s − 0.234·11-s + 1.26·12-s + 0.241·13-s − 2.86·15-s + 0.113·16-s − 0.976·17-s + 1.50·18-s − 0.0836·19-s − 1.00·20-s − 0.135·22-s − 1.19·23-s + 1.82·24-s + 1.26·25-s + 0.139·26-s − 3.07·27-s − 0.185·29-s − 1.64·30-s + 0.00242·31-s + 1.02·32-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1421 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1421 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1421\)    =    \(7^{2} \cdot 29\)
Sign: $-1$
Analytic conductor: \(83.8417\)
Root analytic conductor: \(9.15651\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1421,\ (\ :3/2),\ -1)\)

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 \( 1 \)
29 \( 1 + 29T \)
good2 \( 1 - 1.63T + 8T^{2} \)
3 \( 1 + 9.87T + 27T^{2} \)
5 \( 1 - 16.8T + 125T^{2} \)
11 \( 1 + 8.55T + 1.33e3T^{2} \)
13 \( 1 - 11.3T + 2.19e3T^{2} \)
17 \( 1 + 68.4T + 4.91e3T^{2} \)
19 \( 1 + 6.93T + 6.85e3T^{2} \)
23 \( 1 + 132.T + 1.21e4T^{2} \)
31 \( 1 - 0.419T + 2.97e4T^{2} \)
37 \( 1 - 395.T + 5.06e4T^{2} \)
41 \( 1 - 447.T + 6.89e4T^{2} \)
43 \( 1 - 184.T + 7.95e4T^{2} \)
47 \( 1 - 97.2T + 1.03e5T^{2} \)
53 \( 1 + 209.T + 1.48e5T^{2} \)
59 \( 1 + 45.9T + 2.05e5T^{2} \)
61 \( 1 + 427.T + 2.26e5T^{2} \)
67 \( 1 + 405.T + 3.00e5T^{2} \)
71 \( 1 + 557.T + 3.57e5T^{2} \)
73 \( 1 - 381.T + 3.89e5T^{2} \)
79 \( 1 - 577.T + 4.93e5T^{2} \)
83 \( 1 - 353.T + 5.71e5T^{2} \)
89 \( 1 - 277.T + 7.04e5T^{2} \)
97 \( 1 + 677.T + 9.12e5T^{2} \)
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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

−9.223907483131692478897589356387, −7.78491803991417583770279113757, −6.52526423598835651807374934903, −5.99305316515366395150046312104, −5.64394618447451274361239646533, −4.70398813080088189051034884935, −4.13371177924014846289952134281, −2.37115191886809887755433751136, −1.13095939722162695104817925737, 0, 1.13095939722162695104817925737, 2.37115191886809887755433751136, 4.13371177924014846289952134281, 4.70398813080088189051034884935, 5.64394618447451274361239646533, 5.99305316515366395150046312104, 6.52526423598835651807374934903, 7.78491803991417583770279113757, 9.223907483131692478897589356387

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