Properties

Label 2-2400-1.1-c1-0-0
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 − 4·11-s − 6·13-s − 2·17-s − 4·19-s + 4·21-s − 27-s + 10·29-s + 4·31-s + 4·33-s + 10·37-s + 6·39-s + 2·41-s − 4·43-s + 8·47-s + 9·49-s + 2·51-s − 2·53-s + 4·57-s − 12·59-s − 10·61-s − 4·63-s + 12·67-s − 10·73-s + 16·77-s + ⋯
L(s)  = 1  − 0.577·3-s − 1.51·7-s + 1/3·9-s − 1.20·11-s − 1.66·13-s − 0.485·17-s − 0.917·19-s + 0.872·21-s − 0.192·27-s + 1.85·29-s + 0.718·31-s + 0.696·33-s + 1.64·37-s + 0.960·39-s + 0.312·41-s − 0.609·43-s + 1.16·47-s + 9/7·49-s + 0.280·51-s − 0.274·53-s + 0.529·57-s − 1.56·59-s − 1.28·61-s − 0.503·63-s + 1.46·67-s − 1.17·73-s + 1.82·77-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

\(L(1)\) \(\approx\) \(0.5512247788\)
\(L(\frac12)\) \(\approx\) \(0.5512247788\)
\(L(\frac{3}{2})\) 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 \( 1 + 4 T + p T^{2} \)
13 \( 1 + 6 T + p T^{2} \)
17 \( 1 + 2 T + p T^{2} \)
19 \( 1 + 4 T + p T^{2} \)
23 \( 1 + p T^{2} \)
29 \( 1 - 10 T + p T^{2} \)
31 \( 1 - 4 T + p T^{2} \)
37 \( 1 - 10 T + p T^{2} \)
41 \( 1 - 2 T + p T^{2} \)
43 \( 1 + 4 T + p T^{2} \)
47 \( 1 - 8 T + p T^{2} \)
53 \( 1 + 2 T + p T^{2} \)
59 \( 1 + 12 T + p T^{2} \)
61 \( 1 + 10 T + p T^{2} \)
67 \( 1 - 12 T + p T^{2} \)
71 \( 1 + p T^{2} \)
73 \( 1 + 10 T + p T^{2} \)
79 \( 1 - 4 T + p T^{2} \)
83 \( 1 - 4 T + p T^{2} \)
89 \( 1 + 6 T + p T^{2} \)
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

−9.135410531389500687139112010150, −8.083031008106771138224442319061, −7.32952496038392378604851597533, −6.52019360045175260648534697692, −6.02529663612556404285575911519, −4.92657726914999322132491720707, −4.37020336744061887489402556672, −2.94506952677374126445997218043, −2.44014739617690781197152302144, −0.45364128309891857945870815661, 0.45364128309891857945870815661, 2.44014739617690781197152302144, 2.94506952677374126445997218043, 4.37020336744061887489402556672, 4.92657726914999322132491720707, 6.02529663612556404285575911519, 6.52019360045175260648534697692, 7.32952496038392378604851597533, 8.083031008106771138224442319061, 9.135410531389500687139112010150

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