A107038 - OEIS

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A107038

First differences of indices of squarefree Fibonacci numbers.

1, 1, 1, 1, 2, 1, 1, 1, 1, 2, 1, 1, 1, 1, 2, 1, 1, 1, 1, 3, 1, 1, 1, 2, 1, 1, 1, 1, 2, 1, 1, 1, 1, 2, 1, 1, 1, 1, 2, 2, 1, 1, 2, 2, 1, 1, 2, 1, 1, 1, 1, 2, 1, 1, 1, 1, 2, 1, 2, 1, 2, 1, 1, 1, 1, 2, 1, 1, 1, 1, 3, 1, 1, 1, 2, 1, 1, 2, 2, 1, 1, 1, 1, 2, 2, 2, 2, 1, 1, 1, 1, 2, 1, 1, 1, 3, 1, 1, 1, 1, 2, 1, 1, 1, 1 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,5`
	COMMENTS	`First differences of A037918.`
	MAPLE	`with(numtheory): with(combinat): a:=proc(n) if mobius(fibonacci(n))<>0 then n else fi end:A:=[seq(a(n), n=1..180)]:seq(A[j]-A[j-1], j=2..nops(A)); (Deustch)`
	CROSSREFS	`Cf. A000045.` `Sequence in context: A177706 A055457 A032542 * A043278 A125238 A025896` `Adjacent sequences: A107035 A107036 A107037 * A107039 A107040 A107041`
	KEYWORD	`nonn`
	AUTHOR	`Paul Barry (pbarry(AT)wit.ie), May 09 2005`
	EXTENSIONS	`More terms from Emeric Deutsch (deutsch(AT)duke.poly.edu), May 30 2005`

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Last modified February 16 17:11 EST 2012. Contains 205938 sequences.