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A137893 Fixed point of the morphism 0->100, 1->101, starting from a(1) = 1. 2
1, 0, 1, 1, 0, 0, 1, 0, 1, 1, 0, 1, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1, 0, 0, 1, 0, 1, 1, 0, 1, 1, 0, 0, 1, 0, 1, 1, 0, 1, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1, 0, 0, 1, 0, 1, 1, 0, 1, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1, 0, 0, 1, 0, 1, 1, 0, 1, 1, 0, 0, 1, 0, 1, 1, 0, 1, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1, 0, 0 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Similar to A080846, but with the 1's and 0's interchanged.

A generalized choral sequence c(3n+r_0)=0, c(3n+r_1)=1, c(3n+r_c)=c(n), with r_0=1, r_1=0, and r_c=2. [From Joel Reyes Noche (joel.noche(AT)up.edu.ph), Jul 09 2009]

REFERENCES

J. R. Noche, Generalized Choral Sequences, Matimyas Matematika, 31(2008), 25-28. [From Joel Reyes Noche (joel.noche(AT)up.edu.ph), Jul 09 2009]

LINKS

Table of n, a(n) for n=1..105.

MATHEMATICA

Flatten[Nest[#/.{0->{1, 0, 0}, 1->{1, 0, 1}}&, 1, 5]] (* Harvey P. Dale, Jul 29 2015 *)

CROSSREFS

Cf. A080846.

Sequence in context: A132138 A141212 A341347 * A108882 A284656 A168002

Adjacent sequences:  A137890 A137891 A137892 * A137894 A137895 A137896

KEYWORD

easy,nonn

AUTHOR

Joel Reyes Noche (joel.noche(AT)up.edu.ph), Apr 30 2008

STATUS

approved

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Last modified April 17 22:19 EDT 2021. Contains 343071 sequences. (Running on oeis4.)