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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, 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; refs; listen; history; text; internal format)
OFFSET

0,6

COMMENTS

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.

LINKS

Table of n, a(n) for n=0..98.

Index entries for sequences that are fixed points of mappings

MATHEMATICA

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

CROSSREFS

Sequence in context: A031264 A242073 A245477 * A278567 A043279 A050433

Adjacent sequences:  A106748 A106749 A106750 * A106752 A106753 A106754

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, May 16 2005

STATUS

approved

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Last modified October 20 15:14 EDT 2017. Contains 293612 sequences.