A023132 Signature sequence of 1/sqrt(8) (arrange the numbers i+j*x (i,j >= 1) in increasing order; the sequence of i's is the signature of x).

1, 1, 1, 2, 1, 2, 1, 2, 1, 3, 2, 1, 3, 2, 1, 3, 2, 1, 4, 3, 2, 1, 4, 3, 2, 1, 4, 3, 2, 1, 5, 4, 3, 2, 1, 5, 4, 3, 2, 1, 5, 4, 3, 2, 1, 6, 5, 4, 3, 2, 1, 6, 5, 4, 3, 2, 1, 6, 5, 4, 3, 2, 7, 1, 6, 5, 4, 3, 2, 7, 1, 6, 5, 4, 3, 2, 7, 1, 6, 5, 4, 3, 8, 2, 7, 1

Offset

1,4

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: A029838 A213649 A242397 * A023124 A023120 A167970

Adjacent sequences: A023129 A023130 A023131 * A023133 A023134 A023135

Keyword

nonn

Author

Clark Kimberling

Status

approved