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

Author

Clark Kimberling, Jun 11 2006

Keywords

• nonn

Comments

A permutation of the natural numbers.

Examples

			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.

Formula

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