Properties

Label 2-280e2-1.1-c1-0-220
Degree $2$
Conductor $78400$
Sign $1$
Analytic cond. $626.027$
Root an. cond. $25.0205$
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  + 3·3-s + 6·9-s + 3·11-s + 3·13-s + 7·17-s + 6·19-s − 6·23-s + 9·27-s + 29-s − 6·31-s + 9·33-s − 6·37-s + 9·39-s + 10·41-s + 6·43-s − 3·47-s + 21·51-s + 4·53-s + 18·57-s + 12·59-s + 6·61-s − 12·67-s − 18·69-s − 6·73-s + 15·79-s + 9·81-s + 12·83-s + ⋯
L(s)  = 1  + 1.73·3-s + 2·9-s + 0.904·11-s + 0.832·13-s + 1.69·17-s + 1.37·19-s − 1.25·23-s + 1.73·27-s + 0.185·29-s − 1.07·31-s + 1.56·33-s − 0.986·37-s + 1.44·39-s + 1.56·41-s + 0.914·43-s − 0.437·47-s + 2.94·51-s + 0.549·53-s + 2.38·57-s + 1.56·59-s + 0.768·61-s − 1.46·67-s − 2.16·69-s − 0.702·73-s + 1.68·79-s + 81-s + 1.31·83-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 78400 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 78400 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(78400\)    =    \(2^{6} \cdot 5^{2} \cdot 7^{2}\)
Sign: $1$
Analytic conductor: \(626.027\)
Root analytic conductor: \(25.0205\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 78400,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(7.723998568\)
\(L(\frac12)\) \(\approx\) \(7.723998568\)
\(L(\frac{3}{2})\) 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 \( 1 \)
5 \( 1 \)
7 \( 1 \)
good3 \( 1 - p T + p T^{2} \) 1.3.ad
11 \( 1 - 3 T + p T^{2} \) 1.11.ad
13 \( 1 - 3 T + p T^{2} \) 1.13.ad
17 \( 1 - 7 T + p T^{2} \) 1.17.ah
19 \( 1 - 6 T + p T^{2} \) 1.19.ag
23 \( 1 + 6 T + p T^{2} \) 1.23.g
29 \( 1 - T + p T^{2} \) 1.29.ab
31 \( 1 + 6 T + p T^{2} \) 1.31.g
37 \( 1 + 6 T + p T^{2} \) 1.37.g
41 \( 1 - 10 T + p T^{2} \) 1.41.ak
43 \( 1 - 6 T + p T^{2} \) 1.43.ag
47 \( 1 + 3 T + p T^{2} \) 1.47.d
53 \( 1 - 4 T + p T^{2} \) 1.53.ae
59 \( 1 - 12 T + p T^{2} \) 1.59.am
61 \( 1 - 6 T + p T^{2} \) 1.61.ag
67 \( 1 + 12 T + p T^{2} \) 1.67.m
71 \( 1 + p T^{2} \) 1.71.a
73 \( 1 + 6 T + p T^{2} \) 1.73.g
79 \( 1 - 15 T + p T^{2} \) 1.79.ap
83 \( 1 - 12 T + p T^{2} \) 1.83.am
89 \( 1 + 2 T + p T^{2} \) 1.89.c
97 \( 1 + 9 T + p T^{2} \) 1.97.j
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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

−14.11568583775199, −13.74719567668665, −13.16251029901669, −12.64313865762458, −11.97283816243650, −11.80976078346285, −10.89403262866980, −10.36493986059835, −9.677494564112486, −9.554351104220157, −8.904717315658676, −8.529282482157835, −7.812886047890655, −7.621297822089183, −7.074910604786903, −6.320738885959874, −5.681571313865891, −5.185762763765272, −4.099254000010801, −3.835439306250707, −3.400903290097018, −2.806369558947502, −2.058065596902063, −1.396594784101003, −0.8925914548537625, 0.8925914548537625, 1.396594784101003, 2.058065596902063, 2.806369558947502, 3.400903290097018, 3.835439306250707, 4.099254000010801, 5.185762763765272, 5.681571313865891, 6.320738885959874, 7.074910604786903, 7.621297822089183, 7.812886047890655, 8.529282482157835, 8.904717315658676, 9.554351104220157, 9.677494564112486, 10.36493986059835, 10.89403262866980, 11.80976078346285, 11.97283816243650, 12.64313865762458, 13.16251029901669, 13.74719567668665, 14.11568583775199

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