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Search: id:A058039
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A058039 a(n+1) = if n>0 then a(n)+a(floor(n/2))*2 else 1. +0
1
1, 3, 9, 15, 33, 51, 81, 111, 177, 243, 345, 447, 609, 771, 993, 1215, 1569, 1923, 2409, 2895, 3585, 4275, 5169, 6063, 7281, 8499, 10041, 11583, 13569, 15555, 17985, 20415, 23553, 26691, 30537, 34383, 39201, 44019 (list; graph; listen)
OFFSET

0,2

CROSSREFS

Cf. A000123, A002061.

Sequence in context: A061810 A048701 A031159 this_sequence A013581 A133997 A057909

Adjacent sequences: A058036 A058037 A058038 this_sequence A058040 A058041 A058042

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Feb 16, 2002

page 1

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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