A120239 Split-floor-multiplier sequence (SFMS) using multipliers 1/tau and tau, where tau=(1+sqrt(5))/2. (SFMS is defined at A120229.).

1, 3, 4, 2, 8, 9, 11, 12, 5, 6, 17, 7, 21, 22, 24, 25, 10, 29, 30, 32, 33, 13, 14, 38, 15, 16, 43, 45, 46, 18, 19, 51, 20, 55, 56, 58, 59, 23, 63, 64, 66, 67, 26, 27, 72, 28, 76, 77, 79, 80, 31, 84, 85, 87, 88, 34, 35, 93, 36, 37, 98, 100, 101, 39, 40, 106, 41, 42, 111, 113

Offset

1,2

Comments

A permutation of the natural numbers.

Links

Table of n, a(n) for n=1..70.

Formula

a(n)=[nr] if this is positive and new, else a(n)=[n/r], where r=2/(1+sqrt(5)).

Crossrefs

Cf. A120229, A120240.

Sequence in context: A220508 A316323 A341054 * A082362 A082364 A346237

Adjacent sequences: A120236 A120237 A120238 * A120240 A120241 A120242

Keyword

nonn

Author

Clark Kimberling, Jun 11 2006

Status

approved