A099985 - OEIS

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A099985

Bisection of A007947.

2, 2, 6, 2, 10, 6, 14, 2, 6, 10, 22, 6, 26, 14, 30, 2, 34, 6, 38, 10, 42, 22, 46, 6, 10, 26, 6, 14, 58, 30, 62, 2, 66, 34, 70, 6, 74, 38, 78, 10, 82, 42, 86, 22, 30, 46, 94, 6, 14, 10, 102, 26, 106, 6, 110, 14, 114, 58, 118, 30, 122, 62, 42, 2, 130, 66, 134, 34, 138, 70, 142, 6 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,1`
	MAPLE	`with(numtheory): A007947 := proc(n) local i, t1, t2; t1 :=ifactors(n)[2]; t2 := mul(t1[i][1], i=1..nops(t1)); end: seq(A007947(2*n), n=1..78); (Deutsch)`
	CROSSREFS	`Cf. A204455(n)=a(n)/2.` `Sequence in context: A193388 A096869 A154009 * A110765 A176991 A091818` `Adjacent sequences: A099982 A099983 A099984 * A099986 A099987 A099988`
	KEYWORD	`nonn,easy,changed`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Nov 19 2004`
	EXTENSIONS	`More terms from Emeric Deutsch (deutsch(AT)duke.poly.edu), Dec 15 2004`

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Last modified February 16 08:54 EST 2012. Contains 205898 sequences.