id:A068861 - OEIS Search Results

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a(1) = 1; a(n) is the smallest number not already in the sequence which differs from a(n) at every digit.

+0
4

1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 21, 12, 20, 11, 22, 13, 24, 15, 23, 14, 25, 16, 27, 18, 26, 17, 28, 19, 30, 29, 31, 40, 32, 41, 33, 42, 34, 43, 35, 44, 36, 45, 37, 46, 38, 47, 39, 48, 50, 49, 51, 60, 52, 61, 53, 62, 54, 63, 55, 64, 56, 65, 57, 66, 58, 67, 59, 68, 70, 69, 71, 80 (list; graph; listen)

	OFFSET	`1,2`
	EXAMPLE	`11 follows 20 as the smallest number not included earlier and differing at every digit position.`
	CROSSREFS	`Cf. A068860.` `Adjacent sequences: A068858 A068859 A068860 this_sequence A068862 A068863 A068864` `Sequence in context: A051596 A071061 A037124 this_sequence A068860 A061511 A138142`
	KEYWORD	`nonn,base`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Mar 13 2002`

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Last modified October 12 13:44 EDT 2008. Contains 144830 sequences.

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