Properties

Label 2-448-1.1-c3-0-12
Degree $2$
Conductor $448$
Sign $-1$
Analytic cond. $26.4328$
Root an. cond. $5.14128$
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  − 8.54·3-s − 18.5·5-s − 7·7-s + 46.0·9-s + 63.2·11-s + 16.7·13-s + 158.·15-s − 41.2·17-s + 39.1·19-s + 59.8·21-s + 21.8·23-s + 219.·25-s − 163.·27-s − 138.·29-s + 95.6·31-s − 541.·33-s + 129.·35-s − 176.·37-s − 143.·39-s − 407.·41-s + 100.·43-s − 855.·45-s + 144.·47-s + 49·49-s + 353.·51-s + 409.·53-s − 1.17e3·55-s + ⋯
L(s)  = 1  − 1.64·3-s − 1.65·5-s − 0.377·7-s + 1.70·9-s + 1.73·11-s + 0.357·13-s + 2.72·15-s − 0.589·17-s + 0.472·19-s + 0.621·21-s + 0.197·23-s + 1.75·25-s − 1.16·27-s − 0.884·29-s + 0.554·31-s − 2.85·33-s + 0.627·35-s − 0.784·37-s − 0.587·39-s − 1.55·41-s + 0.355·43-s − 2.83·45-s + 0.447·47-s + 0.142·49-s + 0.969·51-s + 1.06·53-s − 2.87·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 448 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 448 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(448\)    =    \(2^{6} \cdot 7\)
Sign: $-1$
Analytic conductor: \(26.4328\)
Root analytic conductor: \(5.14128\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 448,\ (\ :3/2),\ -1)\)

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)$
bad2 \( 1 \)
7 \( 1 + 7T \)
good3 \( 1 + 8.54T + 27T^{2} \)
5 \( 1 + 18.5T + 125T^{2} \)
11 \( 1 - 63.2T + 1.33e3T^{2} \)
13 \( 1 - 16.7T + 2.19e3T^{2} \)
17 \( 1 + 41.2T + 4.91e3T^{2} \)
19 \( 1 - 39.1T + 6.85e3T^{2} \)
23 \( 1 - 21.8T + 1.21e4T^{2} \)
29 \( 1 + 138.T + 2.43e4T^{2} \)
31 \( 1 - 95.6T + 2.97e4T^{2} \)
37 \( 1 + 176.T + 5.06e4T^{2} \)
41 \( 1 + 407.T + 6.89e4T^{2} \)
43 \( 1 - 100.T + 7.95e4T^{2} \)
47 \( 1 - 144.T + 1.03e5T^{2} \)
53 \( 1 - 409.T + 1.48e5T^{2} \)
59 \( 1 + 0.852T + 2.05e5T^{2} \)
61 \( 1 - 407.T + 2.26e5T^{2} \)
67 \( 1 + 9.38T + 3.00e5T^{2} \)
71 \( 1 - 944.T + 3.57e5T^{2} \)
73 \( 1 - 86.2T + 3.89e5T^{2} \)
79 \( 1 + 563.T + 4.93e5T^{2} \)
83 \( 1 + 969.T + 5.71e5T^{2} \)
89 \( 1 - 1.50e3T + 7.04e5T^{2} \)
97 \( 1 + 956.T + 9.12e5T^{2} \)
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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

−10.63346796847240952539301297116, −9.401229476478307572103606603017, −8.357798263289113964455571349962, −7.00352959627244803103514659130, −6.68852562168868138858383206084, −5.45099377738345949590875005530, −4.29129134220235600695250641105, −3.64967147937997638905277860692, −1.10408659547445608114688022172, 0, 1.10408659547445608114688022172, 3.64967147937997638905277860692, 4.29129134220235600695250641105, 5.45099377738345949590875005530, 6.68852562168868138858383206084, 7.00352959627244803103514659130, 8.357798263289113964455571349962, 9.401229476478307572103606603017, 10.63346796847240952539301297116

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