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A357440 Possible half-lengths of self-similar sequences over a finite alphabet that are invariant under retrograde inversion. 1
3, 11, 15, 23, 35, 36, 39, 44, 51, 63, 75, 83, 95, 99 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
See Adler-Allouche (2022) for precise definition.
REFERENCES
Christopher Adler and Jean-Paul Allouche (2022), Finite self-similar sequences, permutation cycles, and music composition, Journal of Mathematics and the Arts, 16:3, 244-261, DOI: 10.1080/17513472.2022.2116745.
LINKS
CROSSREFS
Cf. A357441.
Sequence in context: A060698 A294690 A331831 * A186302 A323103 A046159
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Oct 14 2022
STATUS
approved

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Last modified May 21 05:34 EDT 2024. Contains 372728 sequences. (Running on oeis4.)