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Search: id:A012789
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A012789 arcsinh(sec(x)*arcsin(x))=x+3/3!*x^3+13/5!*x^5+7/7!*x^7+5465/9!*x^9... +0
1
1, 3, 13, 7, 5465, 978923, 85275045, 6907939183, 1989186790065, 849732569279059, 291378385380567613, 103124375038834822231, 54929709590807595546121, 39029092314830559489826107 (list; graph; listen)
OFFSET

0,2
CROSSREFS

Sequence in context: A084738 A073580 A140445 this_sequence A127438 A046421 A071708

Adjacent sequences: A012786 A012787 A012788 this_sequence A012790 A012791 A012792

KEYWORD

nonn

AUTHOR

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

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.

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