Properties

Label 2-8640-1.1-c1-0-40
Degree $2$
Conductor $8640$
Sign $1$
Analytic cond. $68.9907$
Root an. cond. $8.30606$
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  + 5-s − 2·7-s + 6·13-s + 7·17-s − 7·19-s + 7·23-s + 25-s − 6·29-s + 3·31-s − 2·35-s + 6·37-s + 4·41-s − 8·43-s − 4·47-s − 3·49-s + 5·53-s − 6·59-s + 3·61-s + 6·65-s + 10·67-s + 12·71-s + 16·73-s + 79-s − 9·83-s + 7·85-s − 4·89-s − 12·91-s + ⋯
L(s)  = 1  + 0.447·5-s − 0.755·7-s + 1.66·13-s + 1.69·17-s − 1.60·19-s + 1.45·23-s + 1/5·25-s − 1.11·29-s + 0.538·31-s − 0.338·35-s + 0.986·37-s + 0.624·41-s − 1.21·43-s − 0.583·47-s − 3/7·49-s + 0.686·53-s − 0.781·59-s + 0.384·61-s + 0.744·65-s + 1.22·67-s + 1.42·71-s + 1.87·73-s + 0.112·79-s − 0.987·83-s + 0.759·85-s − 0.423·89-s − 1.25·91-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 8640 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 8640 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(8640\)    =    \(2^{6} \cdot 3^{3} \cdot 5\)
Sign: $1$
Analytic conductor: \(68.9907\)
Root analytic conductor: \(8.30606\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 8640,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.356670231\)
\(L(\frac12)\) \(\approx\) \(2.356670231\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$Isogeny Class over $\mathbf{F}_p$
bad2 \( 1 \)
3 \( 1 \)
5 \( 1 - T \)
good7 \( 1 + 2 T + p T^{2} \) 1.7.c
11 \( 1 + p T^{2} \) 1.11.a
13 \( 1 - 6 T + p T^{2} \) 1.13.ag
17 \( 1 - 7 T + p T^{2} \) 1.17.ah
19 \( 1 + 7 T + p T^{2} \) 1.19.h
23 \( 1 - 7 T + p T^{2} \) 1.23.ah
29 \( 1 + 6 T + p T^{2} \) 1.29.g
31 \( 1 - 3 T + p T^{2} \) 1.31.ad
37 \( 1 - 6 T + p T^{2} \) 1.37.ag
41 \( 1 - 4 T + p T^{2} \) 1.41.ae
43 \( 1 + 8 T + p T^{2} \) 1.43.i
47 \( 1 + 4 T + p T^{2} \) 1.47.e
53 \( 1 - 5 T + p T^{2} \) 1.53.af
59 \( 1 + 6 T + p T^{2} \) 1.59.g
61 \( 1 - 3 T + p T^{2} \) 1.61.ad
67 \( 1 - 10 T + p T^{2} \) 1.67.ak
71 \( 1 - 12 T + p T^{2} \) 1.71.am
73 \( 1 - 16 T + p T^{2} \) 1.73.aq
79 \( 1 - T + p T^{2} \) 1.79.ab
83 \( 1 + 9 T + p T^{2} \) 1.83.j
89 \( 1 + 4 T + p T^{2} \) 1.89.e
97 \( 1 + 16 T + p T^{2} \) 1.97.q
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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

−7.956292546282011086307331405765, −6.80515008937297405544034160598, −6.47430486987025233244155166175, −5.75763287819342312402253833932, −5.17026476610089217973521521370, −4.07015266642460281859770762634, −3.47839539026755024777673066155, −2.76291990114691511888286402155, −1.65358715019079043845736670439, −0.78452968369811149200725923167, 0.78452968369811149200725923167, 1.65358715019079043845736670439, 2.76291990114691511888286402155, 3.47839539026755024777673066155, 4.07015266642460281859770762634, 5.17026476610089217973521521370, 5.75763287819342312402253833932, 6.47430486987025233244155166175, 6.80515008937297405544034160598, 7.956292546282011086307331405765

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