A171878 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 59th year, we have over 358,000 sequences, and we’ve crossed 10,300 citations (which often say “discovered thanks to the OEIS”).

Other ways to Give

A171878

a(n) = a(n-1) + a(n-2)*a(n-3) + a(n-4)^a(n-5)

0, 0, 0, 0, 1, 2, 3, 6, 13, 33, 120, 765, 4831534, 55040353993453427047, 410186270246002225336426103593500672000000000000055040353997149550557 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`0,6`
	COMMENTS	`First 5 terms are {0,0,0,0,1}; thereafter apply the recurrence. Note that 0^0=1.`
	LINKS	`Table of n, a(n) for n=0..14.` `R. Munafo, Accelerating Sequences`
	CROSSREFS	`Sequence in context: A220699 A202086 A227366 * A117403 A002877 A065845` `Adjacent sequences: A171875 A171876 A171877 * A171879 A171880 A171881`
	KEYWORD	`nonn`
	AUTHOR	`Robert Munafo, Jan 21 2010`
	STATUS	`approved`

License Agreements, Terms of Use, Privacy Policy. .

Last modified December 8 17:38 EST 2022. Contains 358698 sequences. (Running on oeis4.)