id:A049907 - 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, 2, 3, 5, 11, 21, 34, 45, 122, 243, 478, 933, 1778, 3200, 5100, 6878, 18854, 37707, 75406, 150789, 301490, 602624, 1203948, 2404574, 4795394, 9534236, 18842388, 36782318, 69973190, 125899386, 200667970, 270641160, 741950288 (list; graph; listen)

	OFFSET	`1,2`
	CROSSREFS	`Sequence in context: A080008 A058697 A030427 this_sequence A078445 A127166 A005426` `Adjacent sequences: A049904 A049905 A049906 this_sequence A049908 A049909 A049910`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

AT&T Labs Research