id:A049951 - 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, 2, 1, 6, 16, 28, 60, 142, 398, 656, 1316, 2654, 5422, 11358, 24714, 58132, 163038, 267946, 535896, 1071814, 2143742, 4287998, 8577994, 17164692, 34376158, 68962130, 138728128, 280672440, 574221574, 1200240586, 2612191482 (list; graph; listen)

	OFFSET	`1,2`
	CROSSREFS	`Sequence in context: A136456 A123968 A068797 this_sequence A025263 A097947 A101032` `Adjacent sequences: A049948 A049949 A049950 this_sequence A049952 A049953 A049954`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.

AT&T Labs Research