A055563 - OEIS

This site is supported by donations to The OEIS Foundation.

A055563

a(n) = least number greater than a(n-1) not the sum of an earlier pair of consecutive terms, a(0) = 3.

3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 19, 20, 21, 23, 24, 26, 27, 29, 30, 32, 34, 35, 37, 38, 40, 42, 43, 45, 46, 48, 49, 51, 52, 54, 55, 57, 58, 60, 61, 63, 64, 65, 67, 68, 70, 71, 73, 74, 76, 77, 79, 80, 81, 83, 84, 86, 87, 89, 90, 92, 93, 95, 96, 98, 99, 101, 102, 104, 105 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,1`
	FORMULA	`a(n) = A022424(n)-a(n-1) for n>0`
	EXAMPLE	`a(3) = 6 because a(2) = 5, 6<>a(0)+a(1) and 6<>a(1)+a(2); a(4) = 8 because a(3) = 6, 7 = a(0)+a(1), 8<>a(0)+a(1), 8<>a(1)+a(2) and 8<>a(2)+a(3)`
	CROSSREFS	`Complement of A022424. See A001651 for a(0) = 1 and A055562 for a(0) = 2` `Sequence in context: A092253 A073849 A136497 * A090161 A121540 A026512` `Adjacent sequences: A055560 A055561 A055562 * A055564 A055565 A055566`
	KEYWORD	`nonn`
	AUTHOR	`Henry Bottomley (se16(AT)btinternet.com), May 26 2000`

Content is available under The OEIS End-User License Agreement .

Last modified February 14 09:35 EST 2012. Contains 205614 sequences.