id:A009431 - OEIS Search Results

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Expansion of ln(1+x)/cosh(sin(x)).

+0
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0, 1, -1, -1, 0, 49, -165, -393, -504, 70785, -434385, -517265, -12647976, 654552625, -6276987717, 18362076327, -636272644560, 22683808563841, -312594994151361, 2817355930176479, -72112751626318640, 2222078368780722865 (list; graph; listen)

	OFFSET	`0,6`
	MATHEMATICA	`Log[ 1+x ]/Cosh[ Sin[ x ] ]`
	CROSSREFS	`Adjacent sequences: A009428 A009429 A009430 this_sequence A009432 A009433 A009434` `Sequence in context: A066551 A134210 A009409 this_sequence A074216 A016922 A039686`
	KEYWORD	`sign,easy`
	AUTHOR	`R. H. Hardin (rhh(AT)cadence.com)`
	EXTENSIONS	`Extended with signs Mar 15 1997 by Olivier Gerard.`

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Last modified October 10 20:39 EDT 2008. Contains 144831 sequences.

AT&T Labs Research