A125290 - OEIS

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A125290

Numbers with at least two distinct nonzero digits in decimal representation.

12, 13, 14, 15, 16, 17, 18, 19, 21, 23, 24, 25, 26, 27, 28, 29, 31, 32, 34, 35, 36, 37, 38, 39, 41, 42, 43, 45, 46, 47, 48, 49, 51, 52, 53, 54, 56, 57, 58, 59, 61, 62, 63, 64, 65, 67, 68, 69, 71, 72, 73, 74, 75, 76, 78, 79, 81, 82, 83, 84, 85, 86, 87, 89, 91, 92, 93, 94, 95 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`1,1`
	COMMENTS	`A043537(A004719(a(n))) > 1; complement of A125289; A101594 is a subsequence;` `also numbers having at least two partitions into digit values of their decimal representations: A061827(a(n))>1.`
	LINKS	`Reinhard Zumkeller, Table of n, a(n) for n = 1..10000` `Index entries for 10-automatic sequences.`
	FORMULA	`A168046(a(n)) * A043537(A004719(a(n))) > 1. - Reinhard Zumkeller, Jun 18 2013` `a(n) ~ n. - Charles R Greathouse IV, Feb 13 2017`
	MATHEMATICA	`Select[Range[100], Length[Union[Select[IntegerDigits[#], #!=0&]]]>1&] (* Harvey P. Dale, May 19 2018 *)`
	PROG	`(Haskell)` `a125290 n = a125290_list !! (n-1)` `a125290_list = filter ((> 1) . a043537) a052382_list` `-- Reinhard Zumkeller, Jun 18 2013`
	CROSSREFS	`Subsequence of A052382.` `Cf. A125293.` `Sequence in context: A267760 A261921 A101594 * A162792 A297272 A071589` `Adjacent sequences: A125287 A125288 A125289 * A125291 A125292 A125293`
	KEYWORD	`nonn,base,easy`
	AUTHOR	`Reinhard Zumkeller, Nov 26 2006`
	STATUS	`approved`

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Last modified June 15 22:06 EDT 2021. Contains 345053 sequences. (Running on oeis4.)