Properties

Label 2-2280-1.1-c1-0-19
Degree $2$
Conductor $2280$
Sign $1$
Analytic cond. $18.2058$
Root an. cond. $4.26683$
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 + 4·7-s + 9-s − 4·11-s + 2·13-s + 15-s − 6·17-s + 19-s + 4·21-s + 4·23-s + 25-s + 27-s + 6·29-s + 8·31-s − 4·33-s + 4·35-s + 10·37-s + 2·39-s + 2·41-s + 45-s − 4·47-s + 9·49-s − 6·51-s + 2·53-s − 4·55-s + 57-s + ⋯
L(s)  = 1  + 0.577·3-s + 0.447·5-s + 1.51·7-s + 1/3·9-s − 1.20·11-s + 0.554·13-s + 0.258·15-s − 1.45·17-s + 0.229·19-s + 0.872·21-s + 0.834·23-s + 1/5·25-s + 0.192·27-s + 1.11·29-s + 1.43·31-s − 0.696·33-s + 0.676·35-s + 1.64·37-s + 0.320·39-s + 0.312·41-s + 0.149·45-s − 0.583·47-s + 9/7·49-s − 0.840·51-s + 0.274·53-s − 0.539·55-s + 0.132·57-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2280 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2280 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2280\)    =    \(2^{3} \cdot 3 \cdot 5 \cdot 19\)
Sign: $1$
Analytic conductor: \(18.2058\)
Root analytic conductor: \(4.26683\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2280,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.837185025\)
\(L(\frac12)\) \(\approx\) \(2.837185025\)
\(L(\frac{3}{2})\) 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 \( 1 - T \)
19 \( 1 - T \)
good7 \( 1 - 4 T + p T^{2} \)
11 \( 1 + 4 T + p T^{2} \)
13 \( 1 - 2 T + p T^{2} \)
17 \( 1 + 6 T + p T^{2} \)
23 \( 1 - 4 T + p T^{2} \)
29 \( 1 - 6 T + p T^{2} \)
31 \( 1 - 8 T + p T^{2} \)
37 \( 1 - 10 T + p T^{2} \)
41 \( 1 - 2 T + p T^{2} \)
43 \( 1 + p T^{2} \)
47 \( 1 + 4 T + p T^{2} \)
53 \( 1 - 2 T + p T^{2} \)
59 \( 1 + 12 T + p T^{2} \)
61 \( 1 + 2 T + p T^{2} \)
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 \( 1 + p T^{2} \)
89 \( 1 - 2 T + p T^{2} \)
97 \( 1 + 18 T + p T^{2} \)
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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

−8.821553412971676984605893479951, −8.256991610211039245481488301316, −7.73265002842748370944954044002, −6.75396098282621610633138578491, −5.84626419669606334420033762910, −4.74657644198197122956787738437, −4.51106524290148230742370733061, −2.93815846477151288410438007131, −2.26230374822591998955448290486, −1.15646988225009570825242814423, 1.15646988225009570825242814423, 2.26230374822591998955448290486, 2.93815846477151288410438007131, 4.51106524290148230742370733061, 4.74657644198197122956787738437, 5.84626419669606334420033762910, 6.75396098282621610633138578491, 7.73265002842748370944954044002, 8.256991610211039245481488301316, 8.821553412971676984605893479951

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