A028389 - OEIS

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A028389

n->5n+1 if n odd, n/2 if n even.

7, 36, 18, 9, 46, 23, 116, 58, 29, 146, 73, 366, 183, 916, 458, 229, 1146, 573, 2866, 1433, 7166, 3583, 17916, 8958, 4479, 22396, 11198, 5599, 27996, 13998, 6999, 34996, 17498, 8749, 43746, 21873, 109366, 54683 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,1`
	MAPLE	`f := proc(n) option remember; if n = 0 then 7 elif f(n-1) mod 2 = 0 then f(n-1)/2 else 5*f(n-1)+1; fi; end;`
	CROSSREFS	`Sequence in context: A073109 A078235 A197555 * A041603 A176543 A018199` `Adjacent sequences: A028386 A028387 A028388 * A028390 A028391 A028392`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Dean Hickerson (dean.hickerson(AT)yahoo.com)`

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Last modified February 17 14:50 EST 2012. Contains 206050 sequences.