Properties

Label 2-2400-1.1-c1-0-13
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 + 4·7-s + 9-s + 4·13-s + 8·19-s − 4·21-s − 4·23-s − 27-s − 6·29-s + 8·31-s − 4·37-s − 4·39-s + 6·41-s − 4·43-s + 4·47-s + 9·49-s − 12·53-s − 8·57-s − 6·61-s + 4·63-s − 12·67-s + 4·69-s + 16·71-s + 8·79-s + 81-s + 12·83-s + 6·87-s + ⋯
L(s)  = 1  − 0.577·3-s + 1.51·7-s + 1/3·9-s + 1.10·13-s + 1.83·19-s − 0.872·21-s − 0.834·23-s − 0.192·27-s − 1.11·29-s + 1.43·31-s − 0.657·37-s − 0.640·39-s + 0.937·41-s − 0.609·43-s + 0.583·47-s + 9/7·49-s − 1.64·53-s − 1.05·57-s − 0.768·61-s + 0.503·63-s − 1.46·67-s + 0.481·69-s + 1.89·71-s + 0.900·79-s + 1/9·81-s + 1.31·83-s + 0.643·87-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

\(L(1)\) \(\approx\) \(1.982292377\)
\(L(\frac12)\) \(\approx\) \(1.982292377\)
\(L(\frac{3}{2})\) 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 \( 1 - 4 T + p T^{2} \)
11 \( 1 + p T^{2} \)
13 \( 1 - 4 T + p T^{2} \)
17 \( 1 + p T^{2} \)
19 \( 1 - 8 T + p T^{2} \)
23 \( 1 + 4 T + p T^{2} \)
29 \( 1 + 6 T + p T^{2} \)
31 \( 1 - 8 T + p T^{2} \)
37 \( 1 + 4 T + p T^{2} \)
41 \( 1 - 6 T + p T^{2} \)
43 \( 1 + 4 T + p T^{2} \)
47 \( 1 - 4 T + p T^{2} \)
53 \( 1 + 12 T + p T^{2} \)
59 \( 1 + p T^{2} \)
61 \( 1 + 6 T + p T^{2} \)
67 \( 1 + 12 T + p T^{2} \)
71 \( 1 - 16 T + p T^{2} \)
73 \( 1 + p T^{2} \)
79 \( 1 - 8 T + p T^{2} \)
83 \( 1 - 12 T + p T^{2} \)
89 \( 1 + 10 T + p T^{2} \)
97 \( 1 - 8 T + p T^{2} \)
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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

−8.948760513198812884146314576672, −7.938034012155396642120596850234, −7.70007892913568568092010083657, −6.54905091387253005035442201825, −5.72548028621951047972031467144, −5.08342569893800361575337553961, −4.29009368499749123400757195822, −3.30653022132204983684757563201, −1.85966624953736986244513895085, −1.02018113746853668035397520877, 1.02018113746853668035397520877, 1.85966624953736986244513895085, 3.30653022132204983684757563201, 4.29009368499749123400757195822, 5.08342569893800361575337553961, 5.72548028621951047972031467144, 6.54905091387253005035442201825, 7.70007892913568568092010083657, 7.938034012155396642120596850234, 8.948760513198812884146314576672

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