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Search: id:A049911
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A049911 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). +0
1
1, 2, 3, 4, 6, 14, 26, 42, 56, 152, 302, 594, 1160, 2210, 3978, 6340, 8550, 23438, 46874, 93738, 187448, 374786, 749130, 1496644, 2989158, 5961218, 11852136, 23423224, 45724590, 86984606, 156507206, 249453030, 336437636, 922328300 (list; graph; listen)
OFFSET

1,2

CROSSREFS

2*A049887(n), n>3.

Sequence in context: A073146 A038767 A095991 this_sequence A056712 A002087 A049288

Adjacent sequences: A049908 A049909 A049910 this_sequence A049912 A049913 A049914

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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


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