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Search: id:A012728
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A012728 sin(arctanh(x)*atan(x))=2/2!*x^2+88/6!*x^6+112032/10!*x^10... +0
1
2, 88, 112032, 339519360, -45065746337280, -13641523340876605440, -5909672857101969499054080, -4213934311138261721595771125760 (list; graph; listen)
OFFSET

0,1

CROSSREFS

Adjacent sequences: A012725 A012726 A012727 this_sequence A012729 A012730 A012731

Sequence in context: A058463 A001904 A053950 this_sequence A012733 A058459 A105268

KEYWORD

sign

AUTHOR

Patrick Demichel (dml(AT)hpfrcu03.france.hp.com)

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Last modified October 13 02:37 EDT 2008. Contains 145008 sequences.


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