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A023126 Signature sequence of 1/e^2 (arrange the numbers i+j*x (i,j >= 1) in increasing order; the sequence of i's is the signature of x). +0
2
1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 3, 1, 2, 3, 1, 2, 3, 1, 2, 3, 1, 2, 3, 1, 2, 3, 1, 2, 3, 1, 2, 3, 1, 4, 2, 3, 1, 4, 2, 3, 1, 4, 2, 3, 1, 4, 2, 3, 1, 4, 2, 3, 1, 4, 2, 3, 1, 4, 2, 3, 1, 4, 2, 5, 3, 1, 4, 2, 5, 3, 1 (list; graph; listen)
OFFSET

1,9

REFERENCES

C. Kimberling, "Fractal Sequences and Interspersions", Ars Combinatoria, vol. 45 pp. 157-168, 1997.

LINKS

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

C. Kimberling, Interspersions

CROSSREFS

Sequence in context: A160988 A160987 A160986 this_sequence A160985 A161239 A161063

Adjacent sequences: A023123 A023124 A023125 this_sequence A023127 A023128 A023129

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified November 24 23:16 EST 2009. Contains 167481 sequences.


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