id:A013166 - OEIS Search Results

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sech(arctanh(x)+log(x+1))=1-4/2!*x^2+6/3!*x^3+45/4!*x^4-300/5!*x^5...

+0
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1, 0, -4, 6, 45, -300, -630, 18270, -44415, -1428840, 13608000, 106964550, -3044747475, 2748645900, 674525001150, -6848689097250, -138141621993375, 3761985048822000, 12387014410270500, -1765001060909336250 (list; graph; listen)

	OFFSET	`0,3`
	CROSSREFS	`Sequence in context: A012908 A077100 A012935 this_sequence A119944 A134592 A066348` `Adjacent sequences: A013163 A013164 A013165 this_sequence A013167 A013168 A013169`
	KEYWORD	`sign`
	AUTHOR	`Patrick Demichel (dml(AT)hpfrcu03.france.hp.com)`

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Last modified August 29 17:54 EDT 2008. Contains 143238 sequences.

AT&T Labs Research