Properties

Label 2-8048-1.1-c1-0-20
Degree $2$
Conductor $8048$
Sign $1$
Analytic cond. $64.2636$
Root an. cond. $8.01645$
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  + 2.48·3-s − 3.41·5-s − 3.75·7-s + 3.16·9-s − 6.39·11-s + 1.29·13-s − 8.47·15-s − 1.70·17-s − 7.55·19-s − 9.32·21-s − 7.46·23-s + 6.65·25-s + 0.397·27-s + 10.4·29-s + 8.25·31-s − 15.8·33-s + 12.8·35-s + 2.33·37-s + 3.21·39-s − 4.86·41-s + 2.43·43-s − 10.7·45-s + 4.90·47-s + 7.11·49-s − 4.24·51-s + 3.51·53-s + 21.8·55-s + ⋯
L(s)  = 1  + 1.43·3-s − 1.52·5-s − 1.42·7-s + 1.05·9-s − 1.92·11-s + 0.359·13-s − 2.18·15-s − 0.414·17-s − 1.73·19-s − 2.03·21-s − 1.55·23-s + 1.33·25-s + 0.0765·27-s + 1.93·29-s + 1.48·31-s − 2.76·33-s + 2.16·35-s + 0.384·37-s + 0.515·39-s − 0.759·41-s + 0.371·43-s − 1.60·45-s + 0.715·47-s + 1.01·49-s − 0.593·51-s + 0.483·53-s + 2.94·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 8048 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 8048 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(8048\)    =    \(2^{4} \cdot 503\)
Sign: $1$
Analytic conductor: \(64.2636\)
Root analytic conductor: \(8.01645\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 8048,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.7176673508\)
\(L(\frac12)\) \(\approx\) \(0.7176673508\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
503 \( 1 - T \)
good3 \( 1 - 2.48T + 3T^{2} \)
5 \( 1 + 3.41T + 5T^{2} \)
7 \( 1 + 3.75T + 7T^{2} \)
11 \( 1 + 6.39T + 11T^{2} \)
13 \( 1 - 1.29T + 13T^{2} \)
17 \( 1 + 1.70T + 17T^{2} \)
19 \( 1 + 7.55T + 19T^{2} \)
23 \( 1 + 7.46T + 23T^{2} \)
29 \( 1 - 10.4T + 29T^{2} \)
31 \( 1 - 8.25T + 31T^{2} \)
37 \( 1 - 2.33T + 37T^{2} \)
41 \( 1 + 4.86T + 41T^{2} \)
43 \( 1 - 2.43T + 43T^{2} \)
47 \( 1 - 4.90T + 47T^{2} \)
53 \( 1 - 3.51T + 53T^{2} \)
59 \( 1 + 10.4T + 59T^{2} \)
61 \( 1 + 8.62T + 61T^{2} \)
67 \( 1 + 5.49T + 67T^{2} \)
71 \( 1 + 9.14T + 71T^{2} \)
73 \( 1 + 7.32T + 73T^{2} \)
79 \( 1 - 2.73T + 79T^{2} \)
83 \( 1 - 8.20T + 83T^{2} \)
89 \( 1 + 0.0164T + 89T^{2} \)
97 \( 1 + 4.62T + 97T^{2} \)
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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

−7.932460442482258476871852750689, −7.47017412857846037298969816816, −6.54305195888376111631638350017, −5.99001729888786741935127984743, −4.49832232152062051998761774333, −4.27466528217846445195924978957, −3.25760146976918517278673224972, −2.89444937968647919152849481525, −2.21404008615029448398926110765, −0.35574057805797513156309114921, 0.35574057805797513156309114921, 2.21404008615029448398926110765, 2.89444937968647919152849481525, 3.25760146976918517278673224972, 4.27466528217846445195924978957, 4.49832232152062051998761774333, 5.99001729888786741935127984743, 6.54305195888376111631638350017, 7.47017412857846037298969816816, 7.932460442482258476871852750689

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