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A106751 Define the morphism f: 1->111112, 2->22223, 3->1; sequence gives trajectory of 1 under f. +0
1
1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 3, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 3, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1 (list; graph; listen)
OFFSET

0,6

COMMENT

An inflation rule which does not produce quasiperiodicity.

REFERENCES

E. Bombieri and J. Taylor, Which distribution of matter diffracts? An initial investigation, in International Workshop on Aperiodic Crystals (Les Houches, 1986), J. de Physique, Colloq. C3, 47 (1986), C3-19 to C3-28.

MATHEMATICA

Nest[Flatten[ # /. {1 -> {1, 1, 1, 1, 1, 2}, 2 -> {2, 2, 2, 2, 3}, 3 -> 1}] &, {1}, 3] (from Robert G. Wilson v (rgwv(AT)rgwv.com), May 16 2005)

CROSSREFS

Sequence in context: A085856 A132126 A031264 this_sequence A043279 A050433 A031263

Adjacent sequences: A106748 A106749 A106750 this_sequence A106752 A106753 A106754

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), May 16 2005

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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