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A013141 sin(tanh(x)+arctan(x))=2*x-12/3!*x^3+232/5!*x^5-8960/7!*x^7... 0
2, -12, 232, -8960, 580480, -57192960, 8028368896, -1530617461760, 381866595811328, -120993556601405440, 47505188434021777408, -22644967739703901421568, 12882783407125570011004928 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

CROSSREFS

Sequence in context: A101712 A156484 A009272 * A013143 A009359 A011807

Adjacent sequences:  A013138 A013139 A013140 * A013142 A013143 A013144

KEYWORD

sign

AUTHOR

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

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Last modified February 15 15:20 EST 2012. Contains 205823 sequences.