id:A049936 - 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, 2, 5, 11, 21, 43, 95, 222, 402, 805, 1619, 3270, 6719, 14021, 30507, 71765, 129510, 259021, 518051, 1036134, 2072447, 4145477, 8293419, 16597589, 33252922, 66693100, 134163313, 271435969, 555324050, 1160743611, 2526230091 (list; graph; listen)

	OFFSET	`1,3`
	CROSSREFS	`Sequence in context: A023548 A144700 A000785 this_sequence A058358 A135119 A058696` `Adjacent sequences: A049933 A049934 A049935 this_sequence A049937 A049938 A049939`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

AT&T Labs Research