id:A049944 - OEIS Search Results

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a(n)=a(1)+a(2)+...+a(n-1)+a(m), where m=2n-3-2^(p+1), and 2^p<n-1<=2^(p+1).

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1, 1, 4, 7, 17, 31, 65, 143, 334, 604, 1211, 2435, 4918, 10105, 21087, 45881, 107931, 194776, 389555, 779123, 1558294, 3116857, 6234591, 12472889, 24961947, 50010738, 100303100, 201774939, 408226175, 835179706, 1745700565 (list; graph; listen)

	OFFSET	`1,3`
	CROSSREFS	`Sequence in context: A034736 A023860 A009881 this_sequence A098091 A057450 A077274` `Adjacent sequences: A049941 A049942 A049943 this_sequence A049945 A049946 A049947`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.

AT&T Labs Research