Properties

Label 2-215985-1.1-c1-0-7
Degree $2$
Conductor $215985$
Sign $1$
Analytic cond. $1724.64$
Root an. cond. $41.5288$
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 − 2·4-s − 5-s − 7-s + 9-s + 2·12-s + 5·13-s + 15-s + 4·16-s − 17-s − 2·19-s + 2·20-s + 21-s − 23-s + 25-s − 27-s + 2·28-s − 8·29-s + 31-s + 35-s − 2·36-s − 3·37-s − 5·39-s + 7·41-s − 45-s − 47-s − 4·48-s + ⋯
L(s)  = 1  − 0.577·3-s − 4-s − 0.447·5-s − 0.377·7-s + 1/3·9-s + 0.577·12-s + 1.38·13-s + 0.258·15-s + 16-s − 0.242·17-s − 0.458·19-s + 0.447·20-s + 0.218·21-s − 0.208·23-s + 1/5·25-s − 0.192·27-s + 0.377·28-s − 1.48·29-s + 0.179·31-s + 0.169·35-s − 1/3·36-s − 0.493·37-s − 0.800·39-s + 1.09·41-s − 0.149·45-s − 0.145·47-s − 0.577·48-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 215985 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 215985 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(215985\)    =    \(3 \cdot 5 \cdot 7 \cdot 11^{2} \cdot 17\)
Sign: $1$
Analytic conductor: \(1724.64\)
Root analytic conductor: \(41.5288\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 215985,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.9861657952\)
\(L(\frac12)\) \(\approx\) \(0.9861657952\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 + T \)
5 \( 1 + T \)
7 \( 1 + T \)
11 \( 1 \)
17 \( 1 + T \)
good2 \( 1 + p T^{2} \)
13 \( 1 - 5 T + p T^{2} \)
19 \( 1 + 2 T + p T^{2} \)
23 \( 1 + T + p T^{2} \)
29 \( 1 + 8 T + p T^{2} \)
31 \( 1 - T + p T^{2} \)
37 \( 1 + 3 T + p T^{2} \)
41 \( 1 - 7 T + p T^{2} \)
43 \( 1 + p T^{2} \)
47 \( 1 + T + p T^{2} \)
53 \( 1 + 8 T + p T^{2} \)
59 \( 1 + p T^{2} \)
61 \( 1 - 7 T + p T^{2} \)
67 \( 1 - 16 T + p T^{2} \)
71 \( 1 + 10 T + p T^{2} \)
73 \( 1 - 8 T + p T^{2} \)
79 \( 1 - 6 T + p T^{2} \)
83 \( 1 - 13 T + p T^{2} \)
89 \( 1 + 2 T + p T^{2} \)
97 \( 1 + 6 T + p T^{2} \)
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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

−12.94645010367013, −12.67639228355167, −12.13809156131016, −11.51163348914784, −11.07945365248700, −10.78069707811378, −10.21147900761468, −9.623557873621011, −9.265172824128273, −8.780401729730869, −8.252159027044420, −7.909615827579054, −7.263512415392730, −6.702020863456676, −6.114646181239940, −5.821736942247683, −5.195587867198301, −4.687434175309463, −4.116273056397512, −3.623141418337564, −3.422132478011135, −2.389011285923528, −1.665635895944122, −0.9177046462778496, −0.3730164288062393, 0.3730164288062393, 0.9177046462778496, 1.665635895944122, 2.389011285923528, 3.422132478011135, 3.623141418337564, 4.116273056397512, 4.687434175309463, 5.195587867198301, 5.821736942247683, 6.114646181239940, 6.702020863456676, 7.263512415392730, 7.909615827579054, 8.252159027044420, 8.780401729730869, 9.265172824128273, 9.623557873621011, 10.21147900761468, 10.78069707811378, 11.07945365248700, 11.51163348914784, 12.13809156131016, 12.67639228355167, 12.94645010367013

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