id:A131097 - OEIS Search Results

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Sum of digits of 3-smooth numbers in ternary representeation.

+0
2

1, 2, 1, 2, 2, 4, 1, 2, 4, 2, 4, 1, 4, 2, 4, 2, 4, 4, 1, 4, 2, 6, 4, 2, 4, 4, 1, 4, 4, 2, 6, 4, 2, 8, 4, 4, 1, 4, 4, 2, 8, 6, 4, 2, 8, 4, 4, 10, 1, 4, 4, 2, 8, 6, 4, 10, 2, 8, 4, 4, 10, 1, 4, 4, 8, 2, 8, 6, 4, 10, 2, 8, 4, 10, 4, 10, 1, 4, 4, 8, 2, 8, 6, 16, 4, 10, 2, 8, 4, 10, 4 (list; graph; listen)

	OFFSET	`0,2`
	COMMENT	`a(n) = A053735(A003586(n)); values are even iff greater than 1.`
	LINKS	`Eric Weisstein's World of Mathematics, Digit Sum` `Eric Weisstein's World of Mathematics, Ternary`
	CROSSREFS	`Sequence in context: A130831 A151678 A151681 this_sequence A062790 A046640 A049823` `Adjacent sequences: A131094 A131095 A131096 this_sequence A131098 A131099 A131100`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Jun 14 2007`

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Last modified December 9 18:50 EST 2009. Contains 170568 sequences.

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