Properties

Label 2-48-1.1-c9-0-3
Degree $2$
Conductor $48$
Sign $1$
Analytic cond. $24.7217$
Root an. cond. $4.97209$
Motivic weight $9$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 81·3-s + 830·5-s − 672·7-s + 6.56e3·9-s + 7.34e4·11-s − 7.82e4·13-s + 6.72e4·15-s − 1.61e5·17-s + 6.53e5·19-s − 5.44e4·21-s + 1.06e6·23-s − 1.26e6·25-s + 5.31e5·27-s + 3.82e6·29-s + 1.57e6·31-s + 5.95e6·33-s − 5.57e5·35-s + 1.60e7·37-s − 6.33e6·39-s + 2.62e7·41-s + 4.44e7·43-s + 5.44e6·45-s − 1.43e7·47-s − 3.99e7·49-s − 1.30e7·51-s − 2.43e7·53-s + 6.09e7·55-s + ⋯
L(s)  = 1  + 0.577·3-s + 0.593·5-s − 0.105·7-s + 1/3·9-s + 1.51·11-s − 0.759·13-s + 0.342·15-s − 0.469·17-s + 1.15·19-s − 0.0610·21-s + 0.794·23-s − 0.647·25-s + 0.192·27-s + 1.00·29-s + 0.307·31-s + 0.873·33-s − 0.0628·35-s + 1.40·37-s − 0.438·39-s + 1.45·41-s + 1.98·43-s + 0.197·45-s − 0.428·47-s − 0.988·49-s − 0.271·51-s − 0.424·53-s + 0.898·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 48 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(10-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 48 ^{s/2} \, \Gamma_{\C}(s+9/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(48\)    =    \(2^{4} \cdot 3\)
Sign: $1$
Analytic conductor: \(24.7217\)
Root analytic conductor: \(4.97209\)
Motivic weight: \(9\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 48,\ (\ :9/2),\ 1)\)

Particular Values

\(L(5)\) \(\approx\) \(2.872191781\)
\(L(\frac12)\) \(\approx\) \(2.872191781\)
\(L(\frac{11}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 - p^{4} T \)
good5 \( 1 - 166 p T + p^{9} T^{2} \)
7 \( 1 + 96 p T + p^{9} T^{2} \)
11 \( 1 - 73468 T + p^{9} T^{2} \)
13 \( 1 + 78242 T + p^{9} T^{2} \)
17 \( 1 + 161726 T + p^{9} T^{2} \)
19 \( 1 - 653572 T + p^{9} T^{2} \)
23 \( 1 - 1066696 T + p^{9} T^{2} \)
29 \( 1 - 3824838 T + p^{9} T^{2} \)
31 \( 1 - 1579480 T + p^{9} T^{2} \)
37 \( 1 - 16015590 T + p^{9} T^{2} \)
41 \( 1 - 26268282 T + p^{9} T^{2} \)
43 \( 1 - 44495228 T + p^{9} T^{2} \)
47 \( 1 + 14324160 T + p^{9} T^{2} \)
53 \( 1 + 24386050 T + p^{9} T^{2} \)
59 \( 1 + 11942084 T + p^{9} T^{2} \)
61 \( 1 + 189740258 T + p^{9} T^{2} \)
67 \( 1 - 106709572 T + p^{9} T^{2} \)
71 \( 1 + 302754376 T + p^{9} T^{2} \)
73 \( 1 - 81769546 T + p^{9} T^{2} \)
79 \( 1 + 315315352 T + p^{9} T^{2} \)
83 \( 1 + 752833276 T + p^{9} T^{2} \)
89 \( 1 + 433284294 T + p^{9} T^{2} \)
97 \( 1 - 1282496642 T + p^{9} T^{2} \)
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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

−13.91502407016996434685990361901, −12.64205307230898884402997463629, −11.40911921235644863493336524144, −9.764456302600960412951207998332, −9.098101625762862443300483946574, −7.47804394476346696627245687695, −6.16459118159754917706414402033, −4.40046957515917179677842838693, −2.76775299823414959572029204998, −1.21118680462325605242876891964, 1.21118680462325605242876891964, 2.76775299823414959572029204998, 4.40046957515917179677842838693, 6.16459118159754917706414402033, 7.47804394476346696627245687695, 9.098101625762862443300483946574, 9.764456302600960412951207998332, 11.40911921235644863493336524144, 12.64205307230898884402997463629, 13.91502407016996434685990361901

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