Properties

Label 2-8048-1.1-c1-0-42
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  − 2.09·3-s − 0.681·5-s + 4.42·7-s + 1.40·9-s − 3.45·11-s + 0.452·13-s + 1.42·15-s − 4.79·17-s + 2.70·19-s − 9.28·21-s − 1.65·23-s − 4.53·25-s + 3.35·27-s − 5.71·29-s − 1.44·31-s + 7.24·33-s − 3.01·35-s − 5.71·37-s − 0.948·39-s + 3.22·41-s − 3.25·43-s − 0.954·45-s + 12.7·47-s + 12.5·49-s + 10.0·51-s − 6.28·53-s + 2.35·55-s + ⋯
L(s)  = 1  − 1.21·3-s − 0.304·5-s + 1.67·7-s + 0.467·9-s − 1.04·11-s + 0.125·13-s + 0.369·15-s − 1.16·17-s + 0.621·19-s − 2.02·21-s − 0.345·23-s − 0.907·25-s + 0.645·27-s − 1.06·29-s − 0.260·31-s + 1.26·33-s − 0.509·35-s − 0.939·37-s − 0.151·39-s + 0.504·41-s − 0.495·43-s − 0.142·45-s + 1.85·47-s + 1.79·49-s + 1.40·51-s − 0.863·53-s + 0.317·55-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

\(L(1)\) \(\approx\) \(0.9172294230\)
\(L(\frac12)\) \(\approx\) \(0.9172294230\)
\(L(\frac{3}{2})\) 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 \( 1 + 2.09T + 3T^{2} \)
5 \( 1 + 0.681T + 5T^{2} \)
7 \( 1 - 4.42T + 7T^{2} \)
11 \( 1 + 3.45T + 11T^{2} \)
13 \( 1 - 0.452T + 13T^{2} \)
17 \( 1 + 4.79T + 17T^{2} \)
19 \( 1 - 2.70T + 19T^{2} \)
23 \( 1 + 1.65T + 23T^{2} \)
29 \( 1 + 5.71T + 29T^{2} \)
31 \( 1 + 1.44T + 31T^{2} \)
37 \( 1 + 5.71T + 37T^{2} \)
41 \( 1 - 3.22T + 41T^{2} \)
43 \( 1 + 3.25T + 43T^{2} \)
47 \( 1 - 12.7T + 47T^{2} \)
53 \( 1 + 6.28T + 53T^{2} \)
59 \( 1 + 3.94T + 59T^{2} \)
61 \( 1 - 10.6T + 61T^{2} \)
67 \( 1 + 3.81T + 67T^{2} \)
71 \( 1 - 5.32T + 71T^{2} \)
73 \( 1 - 5.48T + 73T^{2} \)
79 \( 1 - 7.64T + 79T^{2} \)
83 \( 1 - 12.3T + 83T^{2} \)
89 \( 1 + 6.80T + 89T^{2} \)
97 \( 1 + 8.44T + 97T^{2} \)
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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

−7.73750341850285627362337917560, −7.25329544382678073949717355606, −6.32723153825070155372225373685, −5.48555825444727456177741178472, −5.21982118437165678988764785077, −4.50911503249153792369150538847, −3.76980027711310866158384743312, −2.43792229523950724440122971848, −1.69392958117307474653664647994, −0.50321858005914640238565118861, 0.50321858005914640238565118861, 1.69392958117307474653664647994, 2.43792229523950724440122971848, 3.76980027711310866158384743312, 4.50911503249153792369150538847, 5.21982118437165678988764785077, 5.48555825444727456177741178472, 6.32723153825070155372225373685, 7.25329544382678073949717355606, 7.73750341850285627362337917560

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