Properties

Label 2-230640-1.1-c1-0-11
Degree $2$
Conductor $230640$
Sign $1$
Analytic cond. $1841.66$
Root an. cond. $42.9146$
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 + 5-s + 9-s + 2·13-s + 15-s − 6·17-s − 4·19-s + 4·23-s + 25-s + 27-s − 2·29-s + 2·37-s + 2·39-s − 6·41-s − 4·43-s + 45-s − 7·49-s − 6·51-s + 10·53-s − 4·57-s − 12·59-s − 10·61-s + 2·65-s − 4·67-s + 4·69-s − 14·73-s + 75-s + ⋯
L(s)  = 1  + 0.577·3-s + 0.447·5-s + 1/3·9-s + 0.554·13-s + 0.258·15-s − 1.45·17-s − 0.917·19-s + 0.834·23-s + 1/5·25-s + 0.192·27-s − 0.371·29-s + 0.328·37-s + 0.320·39-s − 0.937·41-s − 0.609·43-s + 0.149·45-s − 49-s − 0.840·51-s + 1.37·53-s − 0.529·57-s − 1.56·59-s − 1.28·61-s + 0.248·65-s − 0.488·67-s + 0.481·69-s − 1.63·73-s + 0.115·75-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 230640 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 230640 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(230640\)    =    \(2^{4} \cdot 3 \cdot 5 \cdot 31^{2}\)
Sign: $1$
Analytic conductor: \(1841.66\)
Root analytic conductor: \(42.9146\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 230640,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.002749876\)
\(L(\frac12)\) \(\approx\) \(2.002749876\)
\(L(\frac{3}{2})\) 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 \( 1 - T \)
31 \( 1 \)
good7 \( 1 + p T^{2} \)
11 \( 1 + p T^{2} \)
13 \( 1 - 2 T + p T^{2} \)
17 \( 1 + 6 T + p T^{2} \)
19 \( 1 + 4 T + p T^{2} \)
23 \( 1 - 4 T + p T^{2} \)
29 \( 1 + 2 T + p T^{2} \)
37 \( 1 - 2 T + p T^{2} \)
41 \( 1 + 6 T + p T^{2} \)
43 \( 1 + 4 T + p T^{2} \)
47 \( 1 + p T^{2} \)
53 \( 1 - 10 T + p T^{2} \)
59 \( 1 + 12 T + p T^{2} \)
61 \( 1 + 10 T + p T^{2} \)
67 \( 1 + 4 T + p T^{2} \)
71 \( 1 + p T^{2} \)
73 \( 1 + 14 T + p T^{2} \)
79 \( 1 + 8 T + p T^{2} \)
83 \( 1 - 12 T + p T^{2} \)
89 \( 1 + 10 T + p T^{2} \)
97 \( 1 - 10 T + p T^{2} \)
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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

−13.09752437405142, −12.62893076951266, −12.01129608951080, −11.49423874325870, −10.94134189840104, −10.66677794215777, −10.14415488628096, −9.590615971786105, −9.037429471410643, −8.747819763687371, −8.440111707716698, −7.705053513664234, −7.270695593572524, −6.613524040557751, −6.375757036912737, −5.819980301208583, −5.077188437449462, −4.627214233456157, −4.155478538310278, −3.548761384323406, −2.901941361194672, −2.496769323226594, −1.699027075610869, −1.467211785566502, −0.3509013434806924, 0.3509013434806924, 1.467211785566502, 1.699027075610869, 2.496769323226594, 2.901941361194672, 3.548761384323406, 4.155478538310278, 4.627214233456157, 5.077188437449462, 5.819980301208583, 6.375757036912737, 6.613524040557751, 7.270695593572524, 7.705053513664234, 8.440111707716698, 8.747819763687371, 9.037429471410643, 9.590615971786105, 10.14415488628096, 10.66677794215777, 10.94134189840104, 11.49423874325870, 12.01129608951080, 12.62893076951266, 13.09752437405142

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