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Search: id:A003164
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| A003164 |
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Numerators of Van der Pol numbers.
(Formerly M5262)
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+0
2
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| 1, -1, 1, -1, -1, 1, 1, -1, -37, 111, 177, -177, -2753, 2753, 827, -827, -8386459, 8386459, 28033727, -28033727, -14529522883, 14529522883, 1799010587, -1799010587, -47497385017, 47497385017, 2217167083651, -19954503752859
(list; graph; listen)
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OFFSET
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0,9
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REFERENCES
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F. T. Howard, Properties of the van der Pol numbers and polynomials, R. Reine Angew. Math., 260 (1973), 35-46.
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LINKS
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T. D. Noe, Table of n, a(n) for n=0..200
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EXAMPLE
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1, -1/2, 1/5, -1/20, -1/350, 1/140, 1/1050, -1/300, -37/57750, 111/38500, 177/250250, -177/45500, ... = A003163/A003164
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CROSSREFS
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Cf. A003163.
Sequence in context: A033215 A031419 A118536 this_sequence A138638 A044288 A044669
Adjacent sequences: A003161 A003162 A003163 this_sequence A003165 A003166 A003167
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KEYWORD
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sign,frac,nice
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AUTHOR
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njas
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