Properties

Label 2-2400-1.1-c1-0-14
Degree $2$
Conductor $2400$
Sign $1$
Analytic cond. $19.1640$
Root an. cond. $4.37768$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 3-s + 7-s + 9-s + 13-s + 3·19-s + 21-s + 4·23-s + 27-s + 4·29-s − 7·31-s − 6·37-s + 39-s + 6·41-s + 9·43-s + 6·47-s − 6·49-s + 2·53-s + 3·57-s + 10·59-s − 61-s + 63-s − 3·67-s + 4·69-s − 14·71-s + 10·73-s + 8·79-s + 81-s + ⋯
L(s)  = 1  + 0.577·3-s + 0.377·7-s + 1/3·9-s + 0.277·13-s + 0.688·19-s + 0.218·21-s + 0.834·23-s + 0.192·27-s + 0.742·29-s − 1.25·31-s − 0.986·37-s + 0.160·39-s + 0.937·41-s + 1.37·43-s + 0.875·47-s − 6/7·49-s + 0.274·53-s + 0.397·57-s + 1.30·59-s − 0.128·61-s + 0.125·63-s − 0.366·67-s + 0.481·69-s − 1.66·71-s + 1.17·73-s + 0.900·79-s + 1/9·81-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2400 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2400 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2400\)    =    \(2^{5} \cdot 3 \cdot 5^{2}\)
Sign: $1$
Analytic conductor: \(19.1640\)
Root analytic conductor: \(4.37768\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2400,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.482538181\)
\(L(\frac12)\) \(\approx\) \(2.482538181\)
\(L(\frac{3}{2})\) 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 \( 1 - T \)
5 \( 1 \)
good7 \( 1 - T + p T^{2} \)
11 \( 1 + p T^{2} \)
13 \( 1 - T + p T^{2} \)
17 \( 1 + p T^{2} \)
19 \( 1 - 3 T + p T^{2} \)
23 \( 1 - 4 T + p T^{2} \)
29 \( 1 - 4 T + p T^{2} \)
31 \( 1 + 7 T + p T^{2} \)
37 \( 1 + 6 T + p T^{2} \)
41 \( 1 - 6 T + p T^{2} \)
43 \( 1 - 9 T + p T^{2} \)
47 \( 1 - 6 T + p T^{2} \)
53 \( 1 - 2 T + p T^{2} \)
59 \( 1 - 10 T + p T^{2} \)
61 \( 1 + T + p T^{2} \)
67 \( 1 + 3 T + p T^{2} \)
71 \( 1 + 14 T + p T^{2} \)
73 \( 1 - 10 T + p T^{2} \)
79 \( 1 - 8 T + p T^{2} \)
83 \( 1 - 18 T + p T^{2} \)
89 \( 1 + p T^{2} \)
97 \( 1 + 3 T + p T^{2} \)
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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

−9.026623242510144255758718944851, −8.205902266677025530884120880527, −7.48527492528024216147547954582, −6.83595422856728160971311265002, −5.76518050325616022847816602664, −4.99234875525554622435596501388, −4.03830823984353676648229703071, −3.19133077155422897767834597064, −2.20469240624473632200116697316, −1.04173485991020807550558873958, 1.04173485991020807550558873958, 2.20469240624473632200116697316, 3.19133077155422897767834597064, 4.03830823984353676648229703071, 4.99234875525554622435596501388, 5.76518050325616022847816602664, 6.83595422856728160971311265002, 7.48527492528024216147547954582, 8.205902266677025530884120880527, 9.026623242510144255758718944851

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