Properties

Label 2-240-1.1-c5-0-9
Degree $2$
Conductor $240$
Sign $1$
Analytic cond. $38.4921$
Root an. cond. $6.20420$
Motivic weight $5$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 9·3-s + 25·5-s + 16·7-s + 81·9-s + 564·11-s − 370·13-s + 225·15-s − 1.08e3·17-s + 2.86e3·19-s + 144·21-s − 1.58e3·23-s + 625·25-s + 729·27-s + 1.13e3·29-s + 6.01e3·31-s + 5.07e3·33-s + 400·35-s − 538·37-s − 3.33e3·39-s + 1.13e4·41-s − 5.44e3·43-s + 2.02e3·45-s − 1.02e4·47-s − 1.65e4·49-s − 9.77e3·51-s + 3.47e4·53-s + 1.41e4·55-s + ⋯
L(s)  = 1  + 0.577·3-s + 0.447·5-s + 0.123·7-s + 1/3·9-s + 1.40·11-s − 0.607·13-s + 0.258·15-s − 0.911·17-s + 1.81·19-s + 0.0712·21-s − 0.624·23-s + 1/5·25-s + 0.192·27-s + 0.250·29-s + 1.12·31-s + 0.811·33-s + 0.0551·35-s − 0.0646·37-s − 0.350·39-s + 1.05·41-s − 0.449·43-s + 0.149·45-s − 0.679·47-s − 0.984·49-s − 0.526·51-s + 1.69·53-s + 0.628·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 240 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 240 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(240\)    =    \(2^{4} \cdot 3 \cdot 5\)
Sign: $1$
Analytic conductor: \(38.4921\)
Root analytic conductor: \(6.20420\)
Motivic weight: \(5\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 240,\ (\ :5/2),\ 1)\)

Particular Values

\(L(3)\) \(\approx\) \(3.066887304\)
\(L(\frac12)\) \(\approx\) \(3.066887304\)
\(L(\frac{7}{2})\) 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 \( 1 - p^{2} T \)
5 \( 1 - p^{2} T \)
good7 \( 1 - 16 T + p^{5} T^{2} \)
11 \( 1 - 564 T + p^{5} T^{2} \)
13 \( 1 + 370 T + p^{5} T^{2} \)
17 \( 1 + 1086 T + p^{5} T^{2} \)
19 \( 1 - 2860 T + p^{5} T^{2} \)
23 \( 1 + 1584 T + p^{5} T^{2} \)
29 \( 1 - 1134 T + p^{5} T^{2} \)
31 \( 1 - 6016 T + p^{5} T^{2} \)
37 \( 1 + 538 T + p^{5} T^{2} \)
41 \( 1 - 11370 T + p^{5} T^{2} \)
43 \( 1 + 5444 T + p^{5} T^{2} \)
47 \( 1 + 10296 T + p^{5} T^{2} \)
53 \( 1 - 34758 T + p^{5} T^{2} \)
59 \( 1 - 444 p T + p^{5} T^{2} \)
61 \( 1 - 9422 T + p^{5} T^{2} \)
67 \( 1 - 51124 T + p^{5} T^{2} \)
71 \( 1 + 14520 T + p^{5} T^{2} \)
73 \( 1 + 22678 T + p^{5} T^{2} \)
79 \( 1 - 97312 T + p^{5} T^{2} \)
83 \( 1 - 7956 T + p^{5} T^{2} \)
89 \( 1 + 47910 T + p^{5} T^{2} \)
97 \( 1 - 140738 T + p^{5} T^{2} \)
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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

−11.42301767736608461995942498287, −9.987558676509933452672230780102, −9.412696042519074687061490407866, −8.438532649381920531930545648601, −7.25968852256399647256154144359, −6.32193099252903968171523249394, −4.93764623011072924035068832408, −3.72984551184051202160127173545, −2.38924408112829935870829212525, −1.08997088270173144602412163569, 1.08997088270173144602412163569, 2.38924408112829935870829212525, 3.72984551184051202160127173545, 4.93764623011072924035068832408, 6.32193099252903968171523249394, 7.25968852256399647256154144359, 8.438532649381920531930545648601, 9.412696042519074687061490407866, 9.987558676509933452672230780102, 11.42301767736608461995942498287

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