A038663 - OEIS

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A038663

[ n/F_2 ] + [ n/F_3 ] + [ n/F_4 ] +..., F_n=Fibonacci numbers.

1, 3, 5, 7, 9, 12, 13, 16, 18, 21, 22, 25, 27, 29, 32, 35, 36, 39, 40, 43, 46, 48, 49, 53, 55, 58, 60, 62, 63, 67, 68, 71, 73, 76, 78, 81, 82, 84, 87, 91, 92, 96, 97, 99, 102, 104, 105, 109, 110, 113, 115, 118, 119, 122, 125, 128, 130, 132, 133, 137, 138, 140, 143, 146 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`1,2`
	LINKS	`Table of n, a(n) for n=1..64.`
	EXAMPLE	`a(15)=[ 15/1 ]+[ 15/2 ]+[ 15/3 ]+[ 15/5 ]+[ 15/8 ]+[ 15/13 ]+[ 15/21 ]+...=32.`
	MAPLE	with(combinat): for n from 1 to 200 do printf(`%d, `, sum(floor(n/fibonacci(k)), k=2..15)) od:
	CROSSREFS	`Cf. A005086.` `Sequence in context: A131628 A079091 A191749 * A190328 A033036 A198082` `Adjacent sequences: A038660 A038661 A038662 * A038664 A038665 A038666`
	KEYWORD	`nonn,easy`
	AUTHOR	`xpolakis(AT)hol.gr (Antreas P. Hatzipolakis)`
	EXTENSIONS	`More terms from Simon Plouffe who points out that the first differences give A005086. More terms from James A. Sellers, Feb 19 2001`
	STATUS	`approved`

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Last modified May 20 16:45 EDT 2013. Contains 225464 sequences.