A068739 - OEIS

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A068739

Width of the bit-masks A068221 & A068222 (number of digits in A068223 & A068224).

1, 2, 5, 13, 31, 72, 156, 337, 701, 1452, 2964, 6001, 12108, 24324, 48871, 97988, 196224, 392768, 785946, 1572353, 3145554, 6291980 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,2`
	FORMULA	`a(1) = 1, a(n) = 2*A068739(n-1) + A068059(n-1) - 1`
	CROSSREFS	`Sequence in context: A098501 A180302 A116701 * A063636 A076501 A200772` `Adjacent sequences: A068736 A068737 A068738 * A068740 A068741 A068742`
	KEYWORD	`nonn`
	AUTHOR	`Antti Karttunen (firstname.surname ), Feb 26 2002`

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Last modified February 14 06:53 EST 2012. Contains 205577 sequences.