Properties

Label 2-2400-1.1-c1-0-9
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 − 3·7-s + 9-s + 5·13-s − 5·19-s − 3·21-s + 4·23-s + 27-s + 4·29-s + 5·31-s + 10·37-s + 5·39-s − 10·41-s + 43-s − 2·47-s + 2·49-s + 10·53-s − 5·57-s + 10·59-s − 5·61-s − 3·63-s − 3·67-s + 4·69-s + 10·71-s + 10·73-s + 81-s − 14·83-s + ⋯
L(s)  = 1  + 0.577·3-s − 1.13·7-s + 1/3·9-s + 1.38·13-s − 1.14·19-s − 0.654·21-s + 0.834·23-s + 0.192·27-s + 0.742·29-s + 0.898·31-s + 1.64·37-s + 0.800·39-s − 1.56·41-s + 0.152·43-s − 0.291·47-s + 2/7·49-s + 1.37·53-s − 0.662·57-s + 1.30·59-s − 0.640·61-s − 0.377·63-s − 0.366·67-s + 0.481·69-s + 1.18·71-s + 1.17·73-s + 1/9·81-s − 1.53·83-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

\(L(1)\) \(\approx\) \(2.051371601\)
\(L(\frac12)\) \(\approx\) \(2.051371601\)
\(L(\frac{3}{2})\) 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 \( 1 + 3 T + p T^{2} \)
11 \( 1 + p T^{2} \)
13 \( 1 - 5 T + p T^{2} \)
17 \( 1 + p T^{2} \)
19 \( 1 + 5 T + p T^{2} \)
23 \( 1 - 4 T + p T^{2} \)
29 \( 1 - 4 T + p T^{2} \)
31 \( 1 - 5 T + p T^{2} \)
37 \( 1 - 10 T + p T^{2} \)
41 \( 1 + 10 T + p T^{2} \)
43 \( 1 - T + p T^{2} \)
47 \( 1 + 2 T + p T^{2} \)
53 \( 1 - 10 T + p T^{2} \)
59 \( 1 - 10 T + p T^{2} \)
61 \( 1 + 5 T + p T^{2} \)
67 \( 1 + 3 T + p T^{2} \)
71 \( 1 - 10 T + p T^{2} \)
73 \( 1 - 10 T + p T^{2} \)
79 \( 1 + p T^{2} \)
83 \( 1 + 14 T + p T^{2} \)
89 \( 1 - 16 T + p T^{2} \)
97 \( 1 - 5 T + p T^{2} \)
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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

−8.689212592593958564845829112530, −8.546766419499039931046050760157, −7.42986587304468267121837621140, −6.43613238042361999436017285803, −6.23051323416521086406521640418, −4.89501508930044077505548068755, −3.91510028078134490261793264148, −3.24284763757461778574670630879, −2.32095892195375385017423267081, −0.907770031859715511871219524535, 0.907770031859715511871219524535, 2.32095892195375385017423267081, 3.24284763757461778574670630879, 3.91510028078134490261793264148, 4.89501508930044077505548068755, 6.23051323416521086406521640418, 6.43613238042361999436017285803, 7.42986587304468267121837621140, 8.546766419499039931046050760157, 8.689212592593958564845829112530

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