Properties

Label 2-2576-1.1-c1-0-33
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  + 2.89·3-s − 0.776·5-s − 7-s + 5.35·9-s + 4.69·11-s + 0.513·13-s − 2.24·15-s + 5.71·17-s − 3.33·19-s − 2.89·21-s + 23-s − 4.39·25-s + 6.82·27-s + 3.51·29-s − 0.262·31-s + 13.5·33-s + 0.776·35-s + 2.62·37-s + 1.48·39-s − 0.912·41-s + 7.73·43-s − 4.15·45-s − 0.891·47-s + 49-s + 16.5·51-s − 13.5·53-s − 3.64·55-s + ⋯
L(s)  = 1  + 1.66·3-s − 0.347·5-s − 0.377·7-s + 1.78·9-s + 1.41·11-s + 0.142·13-s − 0.579·15-s + 1.38·17-s − 0.765·19-s − 0.630·21-s + 0.208·23-s − 0.879·25-s + 1.31·27-s + 0.652·29-s − 0.0470·31-s + 2.36·33-s + 0.131·35-s + 0.432·37-s + 0.237·39-s − 0.142·41-s + 1.17·43-s − 0.620·45-s − 0.129·47-s + 0.142·49-s + 2.31·51-s − 1.86·53-s − 0.491·55-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

\(L(1)\) \(\approx\) \(3.446454074\)
\(L(\frac12)\) \(\approx\) \(3.446454074\)
\(L(\frac{3}{2})\) 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 \( 1 - 2.89T + 3T^{2} \)
5 \( 1 + 0.776T + 5T^{2} \)
11 \( 1 - 4.69T + 11T^{2} \)
13 \( 1 - 0.513T + 13T^{2} \)
17 \( 1 - 5.71T + 17T^{2} \)
19 \( 1 + 3.33T + 19T^{2} \)
29 \( 1 - 3.51T + 29T^{2} \)
31 \( 1 + 0.262T + 31T^{2} \)
37 \( 1 - 2.62T + 37T^{2} \)
41 \( 1 + 0.912T + 41T^{2} \)
43 \( 1 - 7.73T + 43T^{2} \)
47 \( 1 + 0.891T + 47T^{2} \)
53 \( 1 + 13.5T + 53T^{2} \)
59 \( 1 - 4.37T + 59T^{2} \)
61 \( 1 + 1.40T + 61T^{2} \)
67 \( 1 + 5.17T + 67T^{2} \)
71 \( 1 - 13.4T + 71T^{2} \)
73 \( 1 + 1.89T + 73T^{2} \)
79 \( 1 + 4.69T + 79T^{2} \)
83 \( 1 - 18.0T + 83T^{2} \)
89 \( 1 - 8.78T + 89T^{2} \)
97 \( 1 - 8.11T + 97T^{2} \)
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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

−8.927966698020279829381950688481, −8.107279604485108458956073926547, −7.65277188436756878702200416399, −6.73992291033183208365316793906, −5.99154797874231138795794562105, −4.58710643064433910929059030320, −3.75954695328496757241650377084, −3.32986577141801782469196947985, −2.26450022920236287040050020107, −1.19382451256770612638820605574, 1.19382451256770612638820605574, 2.26450022920236287040050020107, 3.32986577141801782469196947985, 3.75954695328496757241650377084, 4.58710643064433910929059030320, 5.99154797874231138795794562105, 6.73992291033183208365316793906, 7.65277188436756878702200416399, 8.107279604485108458956073926547, 8.927966698020279829381950688481

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