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A012751 tan(arctanh(x)*sinh(x))=2/2!*x^2+12/4!*x^4+430/6!*x^6+27384/8!*x^8... 0
2, 12, 430, 27384, 2844538, 444855620, 96566466022, 27798112443248, 10239758940342642, 4695120560496345596, 2621628020059813754526, 1751011006876497963996520, 1378272807335260827405511146 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

CROSSREFS

Sequence in context: A015181 A012378 A012383 * A012428 A012786 A168504

Adjacent sequences:  A012748 A012749 A012750 * A012752 A012753 A012754

KEYWORD

nonn

AUTHOR

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

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Last modified February 13 15:24 EST 2012. Contains 205519 sequences.