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A049906 a(n)=a(1)+a(2)+...+a(n-1)-a(m), where m=n-1-2^p and 2^p<n-1<=2^(p+1). 0
1, 2, 2, 4, 7, 15, 29, 58, 114, 231, 461, 922, 1842, 3681, 7354, 14694, 29359, 58775, 117549, 235098, 470194, 940385, 1880762, 3761510, 7522991, 15045926, 30091735, 60183240, 120366019, 240731118, 481460397, 962917121, 1925826902 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..33.

CROSSREFS

Sequence in context: A120363 A118988 A049904 * A014265 A153967 A052949

Adjacent sequences:  A049903 A049904 A049905 * A049907 A049908 A049909

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified September 18 20:22 EDT 2019. Contains 327181 sequences. (Running on oeis4.)