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Search: id:A105553
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A105553 a(n) is the number of 1's in A103528(n) written in base 2. +0
1
0, 0, 1, 0, 1, 1, 1, 0, 1, 1, 2, 0, 1, 1, 1, 0, 1, 1, 2, 1, 1, 1, 1, 0, 1, 1, 2, 0, 1, 1, 1, 0, 1, 1, 2, 1, 2, 1, 1, 0, 1, 1, 2, 0, 1, 1, 1, 0, 1, 1, 2, 1, 1, 1, 1, 0, 1, 1, 2, 0, 1, 1, 1, 0, 1, 1, 2, 1, 2, 2, 1, 0, 1, 1, 2, 0, 1, 1, 1, 0, 1, 1, 2, 1, 1, 1, 1, 0, 1, 1, 2, 0, 1, 1, 1, 0, 1, 1, 2 (list; graph; listen)
OFFSET

1,11

LINKS

David Applegate, Benoit Cloitre, Philippe DELEHAM and N. J. A. Sloane, Sloping binary numbers: a new sequence related to the binary numbers [pdf, ps].

FORMULA

a(n) = A103318(n) - 1.

CROSSREFS

For records see A034797. Cf. A103318, A103528.

Sequence in context: A076754 A101659 A074272 this_sequence A117165 A024363 A050600

Adjacent sequences: A105550 A105551 A105552 this_sequence A105554 A105555 A105556

KEYWORD

nonn

AUTHOR

Philippe DELEHAM (kolotoko(AT)wanadoo.fr), May 03 2005

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Last modified November 23 17:09 EST 2009. Contains 167438 sequences.


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