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A051329 A generalized Thue-Morse sequence. +0
1
0, 1, 2, 1, 2, 3, 2, 3, 0, 1, 2, 3, 2, 3, 0, 3, 0, 1, 2, 3, 0, 3, 0, 1, 0, 1, 2, 1, 2, 3, 2, 3, 0, 3, 0, 1, 2, 3, 0, 3, 0, 1, 0, 1, 2, 3, 0, 1, 0, 1, 2, 1, 2, 3, 2, 3, 0, 3, 0, 1, 0, 1, 2, 3, 0, 1, 0, 1, 2, 1, 2, 3, 0, 1, 2, 1, 2, 3, 2, 3, 0, 1, 2, 3, 2, 3, 0, 3, 0, 1, 2, 3, 0, 3, 0, 1, 0, 1, 2, 3, 0, 1, 0, 1, 2 (list; graph; listen)
OFFSET

0,3

LINKS

Michael Gilleland, Some Self-Similar Integer Sequences

J.-P. Allouche and J. O. Shallit, The Ubiquitous Prouhet-Thue-Morse Sequence, in C. Ding. T. Helleseth and H. Niederreiter, eds., Sequences and Their Applications: Proceedings of SETA '98, Springer-Verlag, 1999, pp. 1-16.

FORMULA

a(n)=A053735(n) (mod 4).

CROSSREFS

Cf. A001285, A010060.

Sequence in context: A155002 A103342 A147784 this_sequence A105499 A005812 A136625

Adjacent sequences: A051326 A051327 A051328 this_sequence A051330 A051331 A051332

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

EXTENSIONS

More terms from Antonio G. Astudillo (afg_astudillo(AT)hotmail.com), Jun 15 2001

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.


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