Properties

Label 2-2576-1.1-c1-0-51
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  + 2.24·3-s + 4.24·5-s + 7-s + 2.05·9-s + 1.05·11-s + 0.941·13-s + 9.55·15-s + 5.30·17-s − 5.55·19-s + 2.24·21-s + 23-s + 13.0·25-s − 2.11·27-s − 9.43·29-s + 3.30·31-s + 2.38·33-s + 4.24·35-s − 8.61·37-s + 2.11·39-s − 9.11·41-s + 1.88·43-s + 8.74·45-s − 3.30·47-s + 49-s + 11.9·51-s + 4.61·53-s + 4.49·55-s + ⋯
L(s)  = 1  + 1.29·3-s + 1.90·5-s + 0.377·7-s + 0.686·9-s + 0.319·11-s + 0.261·13-s + 2.46·15-s + 1.28·17-s − 1.27·19-s + 0.490·21-s + 0.208·23-s + 2.61·25-s − 0.407·27-s − 1.75·29-s + 0.594·31-s + 0.414·33-s + 0.718·35-s − 1.41·37-s + 0.339·39-s − 1.42·41-s + 0.287·43-s + 1.30·45-s − 0.482·47-s + 0.142·49-s + 1.67·51-s + 0.633·53-s + 0.606·55-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

\(L(1)\) \(\approx\) \(4.335557676\)
\(L(\frac12)\) \(\approx\) \(4.335557676\)
\(L(\frac{3}{2})\) 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 \( 1 - 2.24T + 3T^{2} \)
5 \( 1 - 4.24T + 5T^{2} \)
11 \( 1 - 1.05T + 11T^{2} \)
13 \( 1 - 0.941T + 13T^{2} \)
17 \( 1 - 5.30T + 17T^{2} \)
19 \( 1 + 5.55T + 19T^{2} \)
29 \( 1 + 9.43T + 29T^{2} \)
31 \( 1 - 3.30T + 31T^{2} \)
37 \( 1 + 8.61T + 37T^{2} \)
41 \( 1 + 9.11T + 41T^{2} \)
43 \( 1 - 1.88T + 43T^{2} \)
47 \( 1 + 3.30T + 47T^{2} \)
53 \( 1 - 4.61T + 53T^{2} \)
59 \( 1 - 6.74T + 59T^{2} \)
61 \( 1 + 6.13T + 61T^{2} \)
67 \( 1 + 1.05T + 67T^{2} \)
71 \( 1 - 14.6T + 71T^{2} \)
73 \( 1 + 6.73T + 73T^{2} \)
79 \( 1 + 10.5T + 79T^{2} \)
83 \( 1 + 9.05T + 83T^{2} \)
89 \( 1 - 3.19T + 89T^{2} \)
97 \( 1 + 3.68T + 97T^{2} \)
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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

−8.801460276775307059830146292340, −8.470959579861513984217480417866, −7.43252304720806733917885500284, −6.58177241662382855330673833962, −5.75085255161351736683985147323, −5.12154746514096557906382084904, −3.85730136607479955519816011553, −2.98990696425691616777739601118, −2.04880401891516465083716862170, −1.52512056153396523192106609558, 1.52512056153396523192106609558, 2.04880401891516465083716862170, 2.98990696425691616777739601118, 3.85730136607479955519816011553, 5.12154746514096557906382084904, 5.75085255161351736683985147323, 6.58177241662382855330673833962, 7.43252304720806733917885500284, 8.470959579861513984217480417866, 8.801460276775307059830146292340

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