A103581 - OEIS

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A103581

A102371 written in base 2.

1, 10, 111, 1100, 11101, 111110, 1111011, 11111000, 111111001, 1111111010, 11111111111, 111111110100, 1111111110101, 11111111110110, 111111111110011, 1111111111110000, 11111111111110001, 111111111111110010

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OFFSET

1,2

COMMENTS

The number of zeros in the n-th term appears to match A089398. - Benoit Cloitre, Mar 24 2005

LINKS

Table of n, a(n) for n=1..18.

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

David Applegate, Benoit Cloitre, Philippe Deléham 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.

FORMULA

a(n) = A007088(A102371(n)). - Michel Marcus, May 08 2020

CROSSREFS

Cf. A007088, A102371, A103583, A103582.

Sequence in context: A159551 A105991 A284352 * A290232 A286855 A288210

Adjacent sequences: A103578 A103579 A103580 * A103582 A103583 A103584

KEYWORD

nonn,base,easy

AUTHOR

Philippe Deléham, Mar 23 2005

EXTENSIONS

More terms from Benoit Cloitre, Mar 24 2005

STATUS

approved