id:A089286 - OEIS Search Results

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Sum of distinct prime factors of floor(pi*10^n), pi=3.14....

+0
4

3, 31, 159, 352, 169, 314159, 392701, 10166, 7995, 9787003, 28954814, 157079632681, 68250087, 4349287, 67757089, 1002742628275, 1230782, 1307585156, 14846149, 1296180, 1024025943, 452477425, 1492388104 (list; graph; listen)

	OFFSET	`0,1`
	COMMENT	`a(n)=A008472(A011545(n)).`
	EXAMPLE	`n=6: floor(pi10^6)=3141592=222392699: a(6)=2+392699=392701.`
	CROSSREFS	`Cf. A089287, A089285, A089282, A000796.` `Adjacent sequences: A089283 A089284 A089285 this_sequence A089287 A089288 A089289` `Sequence in context: A087389 A064055 A078604 this_sequence A089287 A007233 A060416`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Oct 30 2003`

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Last modified October 6 16:13 EDT 2008. Contains 144667 sequences.

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