id:A112673 - OEIS Search Results

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Smallest positive integer that has a different number of distinct digits in each of the bases 2 through n.

+0
2

1, 2, 21, 156, 2343, 131071, 797161, 45623244 (list; graph; listen)

	OFFSET	`2,2`
	REFERENCES	`Edwin Clark, Posting to Sequence Fan mailing list, Dec 28 2005`
	CROSSREFS	`A variant of A112670.` `Sequence in context: A136588 A098661 A095262 this_sequence A037749 A037630 A037756` `Adjacent sequences: A112670 A112671 A112672 this_sequence A112674 A112675 A112676`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Dec 30 2005`
	EXTENSIONS	`a(8) and a(9) from John W. Layman (layman(AT)math.vt.edu), Jan 16 2006`

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Last modified December 2 11:54 EST 2009. Contains 167921 sequences.