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Search: id:A013165
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A013165 sec(arctanh(x)+log(x+1))=1+4/2!*x^2-6/3!*x^3+115/4!*x^4-500/5!*x^5... +0
1
1, 0, 4, -6, 115, -500, 8830, -70770, 1316825, -15886440, 324218600, -5249917750, 119185529675, -2412502361100, 61104527105050, -1476059511449250, 41607421213320625, -1162370434739930000 (list; graph; listen)
OFFSET

0,3

CROSSREFS

Sequence in context: A013023 A012909 A012934 this_sequence A052672 A137025 A070155

Adjacent sequences: A013162 A013163 A013164 this_sequence A013166 A013167 A013168

KEYWORD

sign

AUTHOR

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

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Last modified September 5 01:44 EDT 2008. Contains 143476 sequences.


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