A189532 n+[nr/t]+[ns/t]; r=1, s=2^(1/3), t=2^(2/3).

1, 4, 6, 9, 11, 13, 16, 19, 21, 23, 25, 28, 31, 33, 35, 38, 40, 43, 45, 47, 50, 52, 55, 58, 59, 62, 65, 67, 70, 71, 74, 77, 79, 81, 84, 86, 89, 91, 93, 96, 98, 101, 104, 105, 108, 110, 113, 116, 117, 120, 123, 125, 128, 130, 132, 135, 137, 140, 142, 144, 147, 150, 152, 154, 156, 159, 162, 163, 166, 169, 171, 174, 175, 178, 181, 183, 186, 188, 190, 193, 196, 198, 200, 202

Offset

1,2

Comments

See A189530.

Links

Table of n, a(n) for n=1..84.

Mathematica

(See A189530.)
Table[n+Floor[n/Surd[4, 3]]+Floor[(n*Surd[2, 3])/Surd[4, 3]], {n, 100}] (* Harvey P. Dale, May 13 2019 *)

Crossrefs

Cf. A189530, A189531.

Sequence in context: A186222 A184814 A190001 * A094550 A122183 A234373

Adjacent sequences: A189529 A189530 A189531 * A189533 A189534 A189535

Keyword

nonn

Author

Clark Kimberling, Apr 23 2011

Status

approved