Properties

Label 2-32487-1.1-c1-0-0
Degree $2$
Conductor $32487$
Sign $1$
Analytic cond. $259.410$
Root an. cond. $16.1062$
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  + 2·2-s + 3-s + 2·4-s − 2·5-s + 2·6-s + 9-s − 4·10-s − 5·11-s + 2·12-s − 13-s − 2·15-s − 4·16-s − 17-s + 2·18-s − 8·19-s − 4·20-s − 10·22-s + 6·23-s − 25-s − 2·26-s + 27-s − 8·29-s − 4·30-s − 9·31-s − 8·32-s − 5·33-s − 2·34-s + ⋯
L(s)  = 1  + 1.41·2-s + 0.577·3-s + 4-s − 0.894·5-s + 0.816·6-s + 1/3·9-s − 1.26·10-s − 1.50·11-s + 0.577·12-s − 0.277·13-s − 0.516·15-s − 16-s − 0.242·17-s + 0.471·18-s − 1.83·19-s − 0.894·20-s − 2.13·22-s + 1.25·23-s − 1/5·25-s − 0.392·26-s + 0.192·27-s − 1.48·29-s − 0.730·30-s − 1.61·31-s − 1.41·32-s − 0.870·33-s − 0.342·34-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 32487 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 32487 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(32487\)    =    \(3 \cdot 7^{2} \cdot 13 \cdot 17\)
Sign: $1$
Analytic conductor: \(259.410\)
Root analytic conductor: \(16.1062\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 32487,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.913031497\)
\(L(\frac12)\) \(\approx\) \(1.913031497\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 - T \)
7 \( 1 \)
13 \( 1 + T \)
17 \( 1 + T \)
good2 \( 1 - p T + p T^{2} \)
5 \( 1 + 2 T + p T^{2} \)
11 \( 1 + 5 T + p T^{2} \)
19 \( 1 + 8 T + p T^{2} \)
23 \( 1 - 6 T + p T^{2} \)
29 \( 1 + 8 T + p T^{2} \)
31 \( 1 + 9 T + p T^{2} \)
37 \( 1 - 9 T + p T^{2} \)
41 \( 1 + 7 T + p T^{2} \)
43 \( 1 + T + p T^{2} \)
47 \( 1 - 12 T + p T^{2} \)
53 \( 1 - 3 T + p T^{2} \)
59 \( 1 + 12 T + p T^{2} \)
61 \( 1 - 10 T + p T^{2} \)
67 \( 1 - 4 T + p T^{2} \)
71 \( 1 + 9 T + p T^{2} \)
73 \( 1 - 6 T + p T^{2} \)
79 \( 1 - 14 T + p T^{2} \)
83 \( 1 - 12 T + p T^{2} \)
89 \( 1 + 8 T + p T^{2} \)
97 \( 1 - 9 T + p T^{2} \)
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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

−14.99864717883754, −14.77389165650935, −13.89154316901981, −13.30948339087926, −13.01412488303200, −12.66186099059889, −12.12660638226240, −11.37427455322271, −10.81627726658330, −10.66197858305168, −9.555180448692692, −9.069082418259557, −8.438107465073191, −7.838280146300428, −7.326778965580426, −6.825330454696880, −5.986256131596635, −5.412454303858755, −4.847357327141144, −4.237890654173443, −3.761875540347305, −3.173973762920422, −2.397367540103456, −2.031930675516063, −0.3649211691153178, 0.3649211691153178, 2.031930675516063, 2.397367540103456, 3.173973762920422, 3.761875540347305, 4.237890654173443, 4.847357327141144, 5.412454303858755, 5.986256131596635, 6.825330454696880, 7.326778965580426, 7.838280146300428, 8.438107465073191, 9.069082418259557, 9.555180448692692, 10.66197858305168, 10.81627726658330, 11.37427455322271, 12.12660638226240, 12.66186099059889, 13.01412488303200, 13.30948339087926, 13.89154316901981, 14.77389165650935, 14.99864717883754

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