Properties

Label 2-550-1.1-c1-0-9
Degree $2$
Conductor $550$
Sign $-1$
Analytic cond. $4.39177$
Root an. cond. $2.09565$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2-s − 3-s + 4-s + 6-s + 7-s − 8-s − 2·9-s − 11-s − 12-s − 2·13-s − 14-s + 16-s + 3·17-s + 2·18-s − 19-s − 21-s + 22-s − 6·23-s + 24-s + 2·26-s + 5·27-s + 28-s − 9·29-s + 5·31-s − 32-s + 33-s − 3·34-s + ⋯
L(s)  = 1  − 0.707·2-s − 0.577·3-s + 1/2·4-s + 0.408·6-s + 0.377·7-s − 0.353·8-s − 2/3·9-s − 0.301·11-s − 0.288·12-s − 0.554·13-s − 0.267·14-s + 1/4·16-s + 0.727·17-s + 0.471·18-s − 0.229·19-s − 0.218·21-s + 0.213·22-s − 1.25·23-s + 0.204·24-s + 0.392·26-s + 0.962·27-s + 0.188·28-s − 1.67·29-s + 0.898·31-s − 0.176·32-s + 0.174·33-s − 0.514·34-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 550 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 550 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(550\)    =    \(2 \cdot 5^{2} \cdot 11\)
Sign: $-1$
Analytic conductor: \(4.39177\)
Root analytic conductor: \(2.09565\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 550,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) 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 \( 1 + T \)
5 \( 1 \)
11 \( 1 + T \)
good3 \( 1 + T + p T^{2} \) 1.3.b
7 \( 1 - T + p T^{2} \) 1.7.ab
13 \( 1 + 2 T + p T^{2} \) 1.13.c
17 \( 1 - 3 T + p T^{2} \) 1.17.ad
19 \( 1 + T + p T^{2} \) 1.19.b
23 \( 1 + 6 T + p T^{2} \) 1.23.g
29 \( 1 + 9 T + p T^{2} \) 1.29.j
31 \( 1 - 5 T + p T^{2} \) 1.31.af
37 \( 1 + 5 T + p T^{2} \) 1.37.f
41 \( 1 + 6 T + p T^{2} \) 1.41.g
43 \( 1 + 8 T + p T^{2} \) 1.43.i
47 \( 1 + 6 T + p T^{2} \) 1.47.g
53 \( 1 + 9 T + p T^{2} \) 1.53.j
59 \( 1 - 6 T + p T^{2} \) 1.59.ag
61 \( 1 - 5 T + p T^{2} \) 1.61.af
67 \( 1 + 8 T + p T^{2} \) 1.67.i
71 \( 1 + 9 T + p T^{2} \) 1.71.j
73 \( 1 - 10 T + p T^{2} \) 1.73.ak
79 \( 1 - 14 T + p T^{2} \) 1.79.ao
83 \( 1 - 6 T + p T^{2} \) 1.83.ag
89 \( 1 + 15 T + p T^{2} \) 1.89.p
97 \( 1 + 8 T + p T^{2} \) 1.97.i
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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

−10.28756550502077574077550197198, −9.635083365431788819695943976404, −8.433889912409664065106990618200, −7.86951967459801418659648715702, −6.74649729638384385602961829144, −5.77539302433093715120788386982, −4.92393270075562316789294902433, −3.32416571879742266865701460608, −1.88765560992081383778636536806, 0, 1.88765560992081383778636536806, 3.32416571879742266865701460608, 4.92393270075562316789294902433, 5.77539302433093715120788386982, 6.74649729638384385602961829144, 7.86951967459801418659648715702, 8.433889912409664065106990618200, 9.635083365431788819695943976404, 10.28756550502077574077550197198

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