Properties

Label 2-720-12.11-c1-0-4
Degree $2$
Conductor $720$
Sign $0.908 + 0.418i$
Analytic cond. $5.74922$
Root an. cond. $2.39775$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + i·5-s − 2.44i·7-s + 1.01·11-s + 2.24·13-s − 4.89i·19-s + 8.36·23-s − 25-s + 6i·29-s − 8.36i·31-s + 2.44·35-s + 6.24·37-s − 4.24i·41-s + 2.02i·43-s + 2.02·47-s + 1.00·49-s + ⋯
L(s)  = 1  + 0.447i·5-s − 0.925i·7-s + 0.305·11-s + 0.621·13-s − 1.12i·19-s + 1.74·23-s − 0.200·25-s + 1.11i·29-s − 1.50i·31-s + 0.414·35-s + 1.02·37-s − 0.662i·41-s + 0.309i·43-s + 0.295·47-s + 0.142·49-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 720 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.908 + 0.418i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 720 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.908 + 0.418i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(720\)    =    \(2^{4} \cdot 3^{2} \cdot 5\)
Sign: $0.908 + 0.418i$
Analytic conductor: \(5.74922\)
Root analytic conductor: \(2.39775\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{720} (431, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 720,\ (\ :1/2),\ 0.908 + 0.418i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.54572 - 0.338938i\)
\(L(\frac12)\) \(\approx\) \(1.54572 - 0.338938i\)
\(L(\frac{3}{2})\) 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 \( 1 \)
5 \( 1 - iT \)
good7 \( 1 + 2.44iT - 7T^{2} \)
11 \( 1 - 1.01T + 11T^{2} \)
13 \( 1 - 2.24T + 13T^{2} \)
17 \( 1 - 17T^{2} \)
19 \( 1 + 4.89iT - 19T^{2} \)
23 \( 1 - 8.36T + 23T^{2} \)
29 \( 1 - 6iT - 29T^{2} \)
31 \( 1 + 8.36iT - 31T^{2} \)
37 \( 1 - 6.24T + 37T^{2} \)
41 \( 1 + 4.24iT - 41T^{2} \)
43 \( 1 - 2.02iT - 43T^{2} \)
47 \( 1 - 2.02T + 47T^{2} \)
53 \( 1 - 8.48iT - 53T^{2} \)
59 \( 1 - 1.01T + 59T^{2} \)
61 \( 1 - 10.4T + 61T^{2} \)
67 \( 1 + 6.92iT - 67T^{2} \)
71 \( 1 + 16.7T + 71T^{2} \)
73 \( 1 + 10.4T + 73T^{2} \)
79 \( 1 - 1.43iT - 79T^{2} \)
83 \( 1 - 14.6T + 83T^{2} \)
89 \( 1 + 16.2iT - 89T^{2} \)
97 \( 1 + 10.4T + 97T^{2} \)
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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

−10.58812980962776324624941618982, −9.439513739472631557395142025296, −8.764450433236366568056123614803, −7.51027115877549108812184157406, −6.98417280033062557678712197917, −6.02186851934369151465569644199, −4.78163027858524735775450701035, −3.81636202579495158307288271459, −2.72890949294957783229402982749, −1.00423757121279502645808722582, 1.34165371829922862573828152666, 2.78108122967851963611020403467, 3.98842033100398822546677967259, 5.15591850740938845957574680437, 5.92758402624858672098544124856, 6.89139579245175736581869844145, 8.104291459996337988979381658267, 8.751034990229691141283642687529, 9.471484555923468578053859663668, 10.44480794756651946616390514537

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