Properties

Label 2-6864-1.1-c1-0-21
Degree $2$
Conductor $6864$
Sign $1$
Analytic cond. $54.8093$
Root an. cond. $7.40333$
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 − 2·7-s + 9-s + 11-s + 13-s + 6·17-s − 2·19-s + 2·21-s − 5·25-s − 27-s + 6·29-s + 10·31-s − 33-s + 2·37-s − 39-s − 8·43-s − 12·47-s − 3·49-s − 6·51-s + 6·53-s + 2·57-s + 2·61-s − 2·63-s − 2·67-s − 10·73-s + 5·75-s − 2·77-s + ⋯
L(s)  = 1  − 0.577·3-s − 0.755·7-s + 1/3·9-s + 0.301·11-s + 0.277·13-s + 1.45·17-s − 0.458·19-s + 0.436·21-s − 25-s − 0.192·27-s + 1.11·29-s + 1.79·31-s − 0.174·33-s + 0.328·37-s − 0.160·39-s − 1.21·43-s − 1.75·47-s − 3/7·49-s − 0.840·51-s + 0.824·53-s + 0.264·57-s + 0.256·61-s − 0.251·63-s − 0.244·67-s − 1.17·73-s + 0.577·75-s − 0.227·77-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 6864 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 6864 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(6864\)    =    \(2^{4} \cdot 3 \cdot 11 \cdot 13\)
Sign: $1$
Analytic conductor: \(54.8093\)
Root analytic conductor: \(7.40333\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 6864,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.422949079\)
\(L(\frac12)\) \(\approx\) \(1.422949079\)
\(L(\frac{3}{2})\) 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 \( 1 + T \)
11 \( 1 - T \)
13 \( 1 - T \)
good5 \( 1 + p T^{2} \)
7 \( 1 + 2 T + p T^{2} \)
17 \( 1 - 6 T + p T^{2} \)
19 \( 1 + 2 T + p T^{2} \)
23 \( 1 + p T^{2} \)
29 \( 1 - 6 T + p T^{2} \)
31 \( 1 - 10 T + p T^{2} \)
37 \( 1 - 2 T + p T^{2} \)
41 \( 1 + p T^{2} \)
43 \( 1 + 8 T + p T^{2} \)
47 \( 1 + 12 T + p T^{2} \)
53 \( 1 - 6 T + p T^{2} \)
59 \( 1 + p T^{2} \)
61 \( 1 - 2 T + p T^{2} \)
67 \( 1 + 2 T + p T^{2} \)
71 \( 1 + p T^{2} \)
73 \( 1 + 10 T + p T^{2} \)
79 \( 1 - 4 T + p T^{2} \)
83 \( 1 + p T^{2} \)
89 \( 1 + p T^{2} \)
97 \( 1 - 14 T + p T^{2} \)
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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

−8.035452209053506985676129443229, −7.13730333332887580488158805783, −6.34959723647648537630514929537, −6.09773566072811756541764653366, −5.15007348650444140933557503089, −4.43320604464580760463866729393, −3.53988268503975191302056017866, −2.89166351410651270219620861787, −1.64044105248036400082215023240, −0.64750561277920242197015995024, 0.64750561277920242197015995024, 1.64044105248036400082215023240, 2.89166351410651270219620861787, 3.53988268503975191302056017866, 4.43320604464580760463866729393, 5.15007348650444140933557503089, 6.09773566072811756541764653366, 6.34959723647648537630514929537, 7.13730333332887580488158805783, 8.035452209053506985676129443229

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