id:A049898 - 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, 1, 4, 5, 10, 20, 40, 77, 153, 310, 620, 1237, 2473, 4941, 9872, 19724, 39411, 78898, 157796, 315589, 631177, 1262349, 2524688, 5049356, 10098675, 20197274, 40394391, 80788472, 161576327, 323151418, 646300368, 1292595805 (list; graph; listen)

	OFFSET	`1,3`
	CROSSREFS	`Sequence in context: A049897 A049867 A054173 this_sequence A166577 A109675 A052508` `Adjacent sequences: A049895 A049896 A049897 this_sequence A049899 A049900 A049901`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified December 17 23:40 EST 2009. Contains 171025 sequences.

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