id:A020648 - OEIS Search Results

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A020648

Least positive integer k for which 9^n divides k!.

+0
1

1, 6, 9, 15, 18, 24, 27, 30, 36, 39, 45, 48, 54, 54, 60, 63, 69, 72, 78, 81, 81, 87, 90, 96, 99, 105, 108, 111, 117, 120, 126, 129, 135, 135, 141, 144, 150, 153, 159, 162, 162, 168, 171, 177, 180, 186, 189, 192, 198, 201, 207, 210, 216, 216, 222, 225, 231, 234, 240, 243, 243 (list; graph; listen)

	OFFSET	`0,2`
	LINKS	`T. D. Noe, Table of n, a(n) for n=0..1000`
	CROSSREFS	`Adjacent sequences: A020645 A020646 A020647 this_sequence A020649 A020650 A020651` `Sequence in context: A020717 A139322 A139321 this_sequence A020147 A164383 A001748`
	KEYWORD	`nonn`
	AUTHOR	`David W. Wilson (davidwwilson(AT)comcast.net)`

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Last modified November 8 07:45 EST 2009. Contains 166143 sequences.

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