id:A049974 - OEIS Search Results

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a(n)=a(1)+a(2)+...+a(n-1)+a(m), where m=n-1-2^p and 2^p<n-1<=2^(p+1).

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1, 3, 3, 8, 18, 34, 70, 140, 285, 563, 1128, 2256, 4517, 9044, 18104, 36244, 72558, 144977, 289956, 579912, 1159829, 2319668, 4639352, 9278740, 18557550, 37115245, 74230768, 148462101, 296925330, 593852921, 1187710369, 2375429798 (list; graph; listen)

	OFFSET	`1,2`
	CROSSREFS	`Sequence in context: A154029 A104864 A059197 this_sequence A049972 A027376 A038068` `Adjacent sequences: A049971 A049972 A049973 this_sequence A049975 A049976 A049977`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

AT&T Labs Research