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A013390 tan(sin(x)-arctanh(x))=-3/3!*x^3-23/5!*x^5-721/7!*x^7-55439/9!*x^9... 0
3, 23, 721, 55439, 5541481, 816082343, 167874570865, 44930591850143, 15238326353365081, 6394194823965172727, 3248353545402758819489, 1964538978111655728427567, 1394689558266289975472153801 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

CROSSREFS

Sequence in context: A013391 A013389 A013393 * A144986 A088056 A009593

Adjacent sequences:  A013387 A013388 A013389 * A013391 A013392 A013393

KEYWORD

nonn

AUTHOR

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

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Last modified February 16 04:47 EST 2012. Contains 205860 sequences.