A120231 Split-floor-multiplier sequence (SFMS) using multipliers 2/3 and 3/2. (SFMS is defined at A120229.).

1, 3, 2, 6, 7, 4, 10, 5, 13, 15, 16, 8, 19, 9, 22, 24, 11, 12, 28, 30, 14, 33, 34, 36, 37, 17, 18, 42, 43, 20, 46, 21, 49, 51, 23, 54, 55, 25, 26, 60, 27, 63, 64, 29, 67, 69, 31, 32, 73, 75, 76, 78, 35, 81, 82, 84, 38, 87, 39, 40, 91, 41, 94, 96, 97, 44, 100, 45, 103, 105, 47

Offset

1,2

Comments

A permutation of the natural numbers.

Links

Table of n, a(n) for n=1..71.

Formula

a(n)=[2n/3] if this is positive and new, else a(n)=[3n/2].

Example

a(1)=[3/2]=1 because [2/3] is not positive.
a(2)=[2*3/2]=3.
a(3)=[3*2/3]=2.

Crossrefs

Cf. A073675, A120230.

Sequence in context: A245812 A268826 A182849 * A083362 A182847 A182869

Adjacent sequences: A120228 A120229 A120230 * A120232 A120233 A120234

Keyword

nonn

Author

Clark Kimberling, Jun 11 2006

Status

approved