A130890 - OEIS

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A130890

Number of terms of A061681 having length = n in decimal representation.

4, 23, 281, 2825, 28287, 282890, 2828964, 28289682, 282896825 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,1`
	COMMENTS	`A055642(a(n)) = n; a(n) / A130901(n) --> 1.`
	EXAMPLE	`a(1)=#{1,2,4,8}=4;` `a(2)=#{16,17,18,19,20,22,24,26,28,30,33,36,39,42,46,50,55,60,66,72,79,86,94}=23.`
	CROSSREFS	`Sequence in context: A105747 A099692 A123637 * A138578 A107765 A145514` `Adjacent sequences: A130887 A130888 A130889 * A130891 A130892 A130893`
	KEYWORD	`nonn,base,more`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Jun 08 2007`

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Last modified February 13 22:36 EST 2012. Contains 205567 sequences.