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Search: id:A012070
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A012070 tanh(arcsin(arcsin(x)))=x+4/5!*x^5+136/7!*x^7+9424/9!*x^9... +0
1
1, 0, 4, 136, 9424, 1075264, 183697344, 43928797056, 14007826346240, 5742582570096640, 2941974233347077120, 1841370038568483235840, 1382314169497713897656320, 1225713884449600233499770880 (list; graph; listen)
OFFSET

0,3
CROSSREFS

Sequence in context: A024264 A012052 A054052 this_sequence A001374 A089666 A029850

Adjacent sequences: A012067 A012068 A012069 this_sequence A012071 A012072 A012073

KEYWORD

nonn

AUTHOR

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

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.

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