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A012106 tanh(arcsin(sinh(x)))=x-4/5!*x^5+80/7!*x^7+5456/9!*x^9+511360/11!*x^11... 0
1, 0, -4, 80, 5456, 511360, 83316416, 18755459840, 5535063173376, 2088819464171520, 981883326234254336, 562564553455472742400, 385997167840660261687296, 312523332440480815021588480 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,3
LINKS
Table of n, a(n) for n=0..13.
CROSSREFS
Sequence in context: A013180 A322751 A000316 * A156103 A204294 A203480
Adjacent sequences: A012103 A012104 A012105 * A012107 A012108 A012109
KEYWORD
sign
AUTHOR
Patrick Demichel (patrick.demichel(AT)hp.com)
STATUS
approved

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Last modified May 23 08:52 EDT 2024. Contains 372760 sequences. (Running on oeis4.)