Properties

Label 2-1848-1.1-c1-0-31
Degree $2$
Conductor $1848$
Sign $-1$
Analytic cond. $14.7563$
Root an. cond. $3.84140$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 3-s + 5-s − 7-s + 9-s − 11-s − 5·13-s + 15-s − 4·17-s − 5·19-s − 21-s − 6·23-s − 4·25-s + 27-s − 9·29-s + 4·31-s − 33-s − 35-s + 5·37-s − 5·39-s + 6·43-s + 45-s + 7·47-s + 49-s − 4·51-s + 2·53-s − 55-s − 5·57-s + ⋯
L(s)  = 1  + 0.577·3-s + 0.447·5-s − 0.377·7-s + 1/3·9-s − 0.301·11-s − 1.38·13-s + 0.258·15-s − 0.970·17-s − 1.14·19-s − 0.218·21-s − 1.25·23-s − 4/5·25-s + 0.192·27-s − 1.67·29-s + 0.718·31-s − 0.174·33-s − 0.169·35-s + 0.821·37-s − 0.800·39-s + 0.914·43-s + 0.149·45-s + 1.02·47-s + 1/7·49-s − 0.560·51-s + 0.274·53-s − 0.134·55-s − 0.662·57-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1848 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1848 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1848\)    =    \(2^{3} \cdot 3 \cdot 7 \cdot 11\)
Sign: $-1$
Analytic conductor: \(14.7563\)
Root analytic conductor: \(3.84140\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1848,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 - T \)
7 \( 1 + T \)
11 \( 1 + T \)
good5 \( 1 - T + p T^{2} \)
13 \( 1 + 5 T + p T^{2} \)
17 \( 1 + 4 T + p T^{2} \)
19 \( 1 + 5 T + p T^{2} \)
23 \( 1 + 6 T + p T^{2} \)
29 \( 1 + 9 T + p T^{2} \)
31 \( 1 - 4 T + p T^{2} \)
37 \( 1 - 5 T + p T^{2} \)
41 \( 1 + p T^{2} \)
43 \( 1 - 6 T + p T^{2} \)
47 \( 1 - 7 T + p T^{2} \)
53 \( 1 - 2 T + p T^{2} \)
59 \( 1 - 3 T + p T^{2} \)
61 \( 1 + 14 T + p T^{2} \)
67 \( 1 + 7 T + p T^{2} \)
71 \( 1 + p T^{2} \)
73 \( 1 - 9 T + p T^{2} \)
79 \( 1 + p T^{2} \)
83 \( 1 - 12 T + p T^{2} \)
89 \( 1 - 10 T + p T^{2} \)
97 \( 1 + 14 T + p T^{2} \)
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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

−9.043455534841809898271245691483, −7.976421595815454413549588476837, −7.43514558588759140727172928796, −6.44032312459493558621376813099, −5.73557397507853566774798311107, −4.59009510878056701616277525037, −3.88389515680339763362894875056, −2.51755031434269220568444086289, −2.06472965316638953016723909481, 0, 2.06472965316638953016723909481, 2.51755031434269220568444086289, 3.88389515680339763362894875056, 4.59009510878056701616277525037, 5.73557397507853566774798311107, 6.44032312459493558621376813099, 7.43514558588759140727172928796, 7.976421595815454413549588476837, 9.043455534841809898271245691483

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