Properties

Label 2-2576-1.1-c1-0-12
Degree $2$
Conductor $2576$
Sign $1$
Analytic cond. $20.5694$
Root an. cond. $4.53535$
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  + 3-s − 3.23·5-s + 7-s − 2·9-s − 4.47·11-s + 0.236·13-s − 3.23·15-s + 7.23·19-s + 21-s + 23-s + 5.47·25-s − 5·27-s − 1.47·29-s + 9·31-s − 4.47·33-s − 3.23·35-s − 5.70·37-s + 0.236·39-s − 2.23·41-s − 2.47·43-s + 6.47·45-s + 3.47·47-s + 49-s + 11.2·53-s + 14.4·55-s + 7.23·57-s + 1.52·59-s + ⋯
L(s)  = 1  + 0.577·3-s − 1.44·5-s + 0.377·7-s − 0.666·9-s − 1.34·11-s + 0.0654·13-s − 0.835·15-s + 1.66·19-s + 0.218·21-s + 0.208·23-s + 1.09·25-s − 0.962·27-s − 0.273·29-s + 1.61·31-s − 0.778·33-s − 0.546·35-s − 0.938·37-s + 0.0378·39-s − 0.349·41-s − 0.376·43-s + 0.964·45-s + 0.506·47-s + 0.142·49-s + 1.54·53-s + 1.95·55-s + 0.958·57-s + 0.198·59-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2576 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2576 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2576\)    =    \(2^{4} \cdot 7 \cdot 23\)
Sign: $1$
Analytic conductor: \(20.5694\)
Root analytic conductor: \(4.53535\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2576,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.328882350\)
\(L(\frac12)\) \(\approx\) \(1.328882350\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
7 \( 1 - T \)
23 \( 1 - T \)
good3 \( 1 - T + 3T^{2} \)
5 \( 1 + 3.23T + 5T^{2} \)
11 \( 1 + 4.47T + 11T^{2} \)
13 \( 1 - 0.236T + 13T^{2} \)
17 \( 1 + 17T^{2} \)
19 \( 1 - 7.23T + 19T^{2} \)
29 \( 1 + 1.47T + 29T^{2} \)
31 \( 1 - 9T + 31T^{2} \)
37 \( 1 + 5.70T + 37T^{2} \)
41 \( 1 + 2.23T + 41T^{2} \)
43 \( 1 + 2.47T + 43T^{2} \)
47 \( 1 - 3.47T + 47T^{2} \)
53 \( 1 - 11.2T + 53T^{2} \)
59 \( 1 - 1.52T + 59T^{2} \)
61 \( 1 - 13.4T + 61T^{2} \)
67 \( 1 - 12.1T + 67T^{2} \)
71 \( 1 - 10.2T + 71T^{2} \)
73 \( 1 + 6.70T + 73T^{2} \)
79 \( 1 - 7.23T + 79T^{2} \)
83 \( 1 + 6.47T + 83T^{2} \)
89 \( 1 - 8.94T + 89T^{2} \)
97 \( 1 - 3.70T + 97T^{2} \)
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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

−8.489015612259476422521397059972, −8.212686644770663944643367150137, −7.57936137611453009807074963420, −6.91424316748024625755178213046, −5.51078413792474492063838923012, −5.01657147455405927444939910530, −3.89281773443994275913875936624, −3.19631257719102555392379570398, −2.41000161826508758512812095433, −0.68626938944931894447992867781, 0.68626938944931894447992867781, 2.41000161826508758512812095433, 3.19631257719102555392379570398, 3.89281773443994275913875936624, 5.01657147455405927444939910530, 5.51078413792474492063838923012, 6.91424316748024625755178213046, 7.57936137611453009807074963420, 8.212686644770663944643367150137, 8.489015612259476422521397059972

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