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Search: id:A104403
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A104403 a(0)=0; for n>0, a(n) = A102371(4n)/4. +0
3
0, 3, 62, 1021, 16380, 262143, 4194298, 67108857, 1073741816, 17179869179, 274877906934, 4398046511093, 70368744177652, 1125899906842615, 18014398509481970, 288230376151711729, 4611686018427387888, 73786976294838206451, 1180591620717411303406, 18889465931478580854765 (list; graph; listen)
OFFSET

0,2

REFERENCES

David Applegate, Benoit Cloitre, Philippe DELEHAM and N. J. A. Sloane, Sloping binary numbers: a new sequence related to the binary numbers, J. Integer Seq. 8 (2005), no. 3, Article 05.3.6, 15 pp.

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(0) = 0; for n>0, a(n) = 2^(4n-2) - A109680(n). - Philippe DELEHAM, May 08 2005

CROSSREFS

Sequence in context: A077353 A089157 A068886 this_sequence A144422 A135444 A087886

Adjacent sequences: A104400 A104401 A104402 this_sequence A104404 A104405 A104406

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Apr 18 2005

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


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