id:A049923 - OEIS Search Results

Search: id:A049923

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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, 2, 3, 6, 12, 24, 39, 51, 138, 276, 543, 1059, 2019, 3633, 5790, 7809, 21405, 42810, 85611, 171195, 342291, 684177, 1366878, 2729985, 5444355, 10824504, 21392328, 41760069, 79442661, 142937349, 227824365, 307267026, 842358414 (list; graph; listen)

	OFFSET	`1,2`
	CROSSREFS	`Sequence in context: A050062 A058533 A058644 this_sequence A007054 A084388 A136389` `Adjacent sequences: A049920 A049921 A049922 this_sequence A049924 A049925 A049926`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified December 10 12:37 EST 2009. Contains 170569 sequences.

AT&T Labs Research