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A023121 Signature sequence of sqrt(2/3) (arrange the numbers i+j*x (i,j >= 1) in increasing order; the sequence of i's is the signature of x). 2
1, 1, 2, 1, 2, 3, 1, 2, 3, 4, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 6, 2, 3, 4, 5, 1, 6, 2, 7, 3, 4, 5, 1, 6, 2, 7, 3, 8, 4, 5, 1, 6, 2, 7, 3, 8, 4, 9, 5, 1, 6, 2, 7, 3, 8, 4, 9, 5, 1, 10, 6, 2, 7, 3, 8, 4, 9, 5, 1, 10, 6, 2, 11, 7, 3, 8, 4, 9, 5, 1, 10, 6, 2, 11, 7, 3, 12, 8, 4, 9, 5, 1, 10, 6, 2 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

REFERENCES

C. Kimberling, "Fractal Sequences and Interspersions", Ars Combinatoria, vol. 45 p 157 1997.

LINKS

T. D. Noe, Table of n, a(n) for n=1..1000

C. Kimberling, Interspersions

CROSSREFS

Sequence in context: A113126 A348043 A138060 * A136261 A140756 A002260

Adjacent sequences:  A023118 A023119 A023120 * A023122 A023123 A023124

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified May 25 12:34 EDT 2022. Contains 354071 sequences. (Running on oeis4.)