Properties

Label 2-2576-1.1-c1-0-49
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  + 3.18·3-s + 3.43·5-s − 7-s + 7.16·9-s + 2.57·11-s − 1.58·13-s + 10.9·15-s − 4.77·17-s − 8.65·19-s − 3.18·21-s − 23-s + 6.80·25-s + 13.2·27-s + 7.67·29-s + 5.02·31-s + 8.21·33-s − 3.43·35-s + 3.71·37-s − 5.06·39-s + 11.9·41-s − 7.46·43-s + 24.6·45-s + 4.43·47-s + 49-s − 15.2·51-s + 8.06·53-s + 8.84·55-s + ⋯
L(s)  = 1  + 1.84·3-s + 1.53·5-s − 0.377·7-s + 2.38·9-s + 0.776·11-s − 0.440·13-s + 2.82·15-s − 1.15·17-s − 1.98·19-s − 0.695·21-s − 0.208·23-s + 1.36·25-s + 2.55·27-s + 1.42·29-s + 0.902·31-s + 1.42·33-s − 0.580·35-s + 0.611·37-s − 0.811·39-s + 1.86·41-s − 1.13·43-s + 3.66·45-s + 0.647·47-s + 0.142·49-s − 2.13·51-s + 1.10·53-s + 1.19·55-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

\(L(1)\) \(\approx\) \(4.584083450\)
\(L(\frac12)\) \(\approx\) \(4.584083450\)
\(L(\frac{3}{2})\) 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 \( 1 - 3.18T + 3T^{2} \)
5 \( 1 - 3.43T + 5T^{2} \)
11 \( 1 - 2.57T + 11T^{2} \)
13 \( 1 + 1.58T + 13T^{2} \)
17 \( 1 + 4.77T + 17T^{2} \)
19 \( 1 + 8.65T + 19T^{2} \)
29 \( 1 - 7.67T + 29T^{2} \)
31 \( 1 - 5.02T + 31T^{2} \)
37 \( 1 - 3.71T + 37T^{2} \)
41 \( 1 - 11.9T + 41T^{2} \)
43 \( 1 + 7.46T + 43T^{2} \)
47 \( 1 - 4.43T + 47T^{2} \)
53 \( 1 - 8.06T + 53T^{2} \)
59 \( 1 - 1.88T + 59T^{2} \)
61 \( 1 + 5.71T + 61T^{2} \)
67 \( 1 + 13.2T + 67T^{2} \)
71 \( 1 + 5.96T + 71T^{2} \)
73 \( 1 + 10.8T + 73T^{2} \)
79 \( 1 + 2.01T + 79T^{2} \)
83 \( 1 + 3.43T + 83T^{2} \)
89 \( 1 + 6.82T + 89T^{2} \)
97 \( 1 - 10.0T + 97T^{2} \)
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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

−8.855066204570564878122100150713, −8.528535280064286356706762036175, −7.41135772422518999947988523202, −6.51935512183333232660631041229, −6.16550251919339073979392063949, −4.58336937810814645699455991768, −4.10267004265373641375002956016, −2.69693843966312030414309030497, −2.41911767784779464661408532241, −1.46303753256391603658564211368, 1.46303753256391603658564211368, 2.41911767784779464661408532241, 2.69693843966312030414309030497, 4.10267004265373641375002956016, 4.58336937810814645699455991768, 6.16550251919339073979392063949, 6.51935512183333232660631041229, 7.41135772422518999947988523202, 8.528535280064286356706762036175, 8.855066204570564878122100150713

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