A223025 Gives the column number which contains n in the dual Wythoff array (beginning the column count at 1).

1, 2, 3, 1, 4, 2, 1, 5, 1, 3, 2, 1, 6, 2, 1, 4, 1, 3, 2, 1, 7, 1, 3, 2, 1, 5, 2, 1, 4, 1, 3, 2, 1, 8, 2, 1, 4, 1, 3, 2, 1, 6, 1, 3, 2, 1, 5, 2, 1, 4, 1, 3, 2, 1, 9, 1, 3, 2, 1, 5, 2, 1, 4, 1, 3, 2, 1, 7, 2, 1, 4, 1, 3, 2, 1, 6, 1, 3, 2, 1, 5, 2, 1, 4, 1, 3, 2

Offset

1,2

References

Clark Kimberling, Stolarsky interspersions, Ars Combinatoria 39 (1995), 129-138.

Links

Table of n, a(n) for n=1..87.

Clark Kimberling, The first column of an interspersion, The Fibonacci Quarterly 32 (1994), 301-315.

Example

a(23) = 3 because 23 is in the third column of the dual Wythoff array (see A126714).

Crossrefs

Cf. A007066, A126714, A047924, A167198, A035614.

Sequence in context: A280699 A214967 A195164 * A087088 A336811 A255250

Adjacent sequences: A223022 A223023 A223024 * A223026 A223027 A223028

Keyword

nonn

Author

Casey Mongoven, Mar 11 2013

Status

approved