id:A004507 - OEIS Search Results

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Tersum n + 18.

+0
1

18, 19, 20, 21, 22, 23, 24, 25, 26, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 45, 46, 47, 48, 49, 50, 51, 52, 53, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 72, 73, 74, 75 (list; graph; listen)

	OFFSET	`0,1`
	FORMULA	`Tersum m + n: write m and n in base 3 and add mod 3 with no carries, e.g. 5 + 8 = "21" + "22" = "10" = 1.`
	CROSSREFS	`Adjacent sequences: A004504 A004505 A004506 this_sequence A004508 A004509 A004510` `Sequence in context: A022352 A050686 A004459 this_sequence A018823 A025144 A131646`
	KEYWORD	`nonn`
	AUTHOR	`njas`

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Last modified October 12 15:26 EDT 2008. Contains 144830 sequences.

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