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Search: id:A049957
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A049957 a(n)=a(1)+a(2)+...+a(n-1)+a(m), where m=2^(p+1)+2-n and 2^p<n-1<=2^(p+1). +0
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1, 2, 3, 8, 15, 37, 69, 137, 273, 682, 1296, 2560, 5098, 10189, 20373, 40745, 81489, 203722, 387072, 763960, 1522829, 3043120, 6084976, 12169338, 24338267, 48676398, 97352728, 194705424, 389410826, 778821645, 1557643285 (list; graph; listen)
OFFSET

1,2

CROSSREFS

Sequence in context: A080206 A132862 A055543 this_sequence A151255 A147999 A148000

Adjacent sequences: A049954 A049955 A049956 this_sequence A049958 A049959 A049960

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.


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