id:A049931 - OEIS Search Results

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

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1, 3, 4, 5, 8, 18, 34, 55, 73, 198, 394, 775, 1513, 2883, 5189, 8270, 11153, 30573, 61144, 122275, 244513, 488883, 977189, 1952270, 3899153, 7776003, 15460304, 30554000, 59644613, 113465493, 204152989, 325394485, 438859978 (list; graph; listen)

	OFFSET	`1,2`
	CROSSREFS	`Sequence in context: A039020 A055742 A106048 this_sequence A058983 A010375 A095028` `Adjacent sequences: A049928 A049929 A049930 this_sequence A049932 A049933 A049934`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified November 23 17:09 EST 2009. Contains 167438 sequences.

AT&T Labs Research