Properties

Label 2-1440-40.29-c1-0-13
Degree $2$
Conductor $1440$
Sign $1$
Analytic cond. $11.4984$
Root an. cond. $3.39093$
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  − 2.23i·5-s + 4.47i·11-s + 6.32·13-s + 2.82i·17-s + 5.65i·23-s − 5.00·25-s − 4.47i·29-s − 2·31-s + 6.32·37-s + 12.6·43-s − 11.3i·47-s + 7·49-s + 10.0·55-s + 4.47i·59-s − 14.1i·65-s + ⋯
L(s)  = 1  − 0.999i·5-s + 1.34i·11-s + 1.75·13-s + 0.685i·17-s + 1.17i·23-s − 1.00·25-s − 0.830i·29-s − 0.359·31-s + 1.03·37-s + 1.92·43-s − 1.65i·47-s + 49-s + 1.34·55-s + 0.582i·59-s − 1.75i·65-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1440 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1440 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1440\)    =    \(2^{5} \cdot 3^{2} \cdot 5\)
Sign: $1$
Analytic conductor: \(11.4984\)
Root analytic conductor: \(3.39093\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{1440} (1009, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 1440,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.802087535\)
\(L(\frac12)\) \(\approx\) \(1.802087535\)
\(L(\frac{3}{2})\) 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 \( 1 + 2.23iT \)
good7 \( 1 - 7T^{2} \)
11 \( 1 - 4.47iT - 11T^{2} \)
13 \( 1 - 6.32T + 13T^{2} \)
17 \( 1 - 2.82iT - 17T^{2} \)
19 \( 1 - 19T^{2} \)
23 \( 1 - 5.65iT - 23T^{2} \)
29 \( 1 + 4.47iT - 29T^{2} \)
31 \( 1 + 2T + 31T^{2} \)
37 \( 1 - 6.32T + 37T^{2} \)
41 \( 1 + 41T^{2} \)
43 \( 1 - 12.6T + 43T^{2} \)
47 \( 1 + 11.3iT - 47T^{2} \)
53 \( 1 + 53T^{2} \)
59 \( 1 - 4.47iT - 59T^{2} \)
61 \( 1 - 61T^{2} \)
67 \( 1 - 12.6T + 67T^{2} \)
71 \( 1 + 71T^{2} \)
73 \( 1 - 73T^{2} \)
79 \( 1 + 14T + 79T^{2} \)
83 \( 1 + 83T^{2} \)
89 \( 1 + 89T^{2} \)
97 \( 1 - 97T^{2} \)
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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

−9.440146114013740180990301109301, −8.767341131608297007091476439390, −8.005955255923395951615071337488, −7.21975310780845216080540643005, −6.06856446259294401566038788815, −5.46944531943595131855348558768, −4.29472951660015688540192594650, −3.79332528982123476531233410226, −2.11746202175756783138415160715, −1.11643076745560571118496029730, 0.936493961482287285043418505234, 2.59089631277652421721084906641, 3.37624550060448332713410436372, 4.24671639553642794232156331343, 5.71937949384951853191360815508, 6.17131752747359664581299000939, 7.01191455174128541448942172635, 7.988084888825951809604603184953, 8.698522274656168743112359589275, 9.451474207782909092459335681750

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