A094303 - OEIS

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A094303

a(1) = 1, a(2) = 2, a(n+1) = a(n) * sum of all previous terms up to a(n-1).

1, 2, 2, 6, 30, 330, 13530, 5019630, 69777876630, 351229105131280530, 24509789089304573335878465330, 8608552999157278550998626549630446732052243030 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,2`
	FORMULA	`Conjecture: a(n)=A003686(n+1)-A003686(n) for n>=3. - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Apr 24 2007`
	CROSSREFS	`See A064847 for another version.` `Sequence in context: A097801 A164347 A052584 * A117394 A003308 A180069` `Adjacent sequences: A094300 A094301 A094302 * A094304 A094305 A094306`
	KEYWORD	`nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Apr 29 2004`
	EXTENSIONS	`More terms from Gareth McCaughan (gareth.mccaughan(AT)pobox.com), Jun 10 2004`

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Last modified February 17 23:58 EST 2012. Contains 206085 sequences.