A033161 Begins with (2, 5); avoids 3-term arithmetic progressions.

2, 5, 6, 9, 11, 14, 15, 18, 29, 32, 33, 36, 38, 41, 42, 45, 83, 86, 87, 90, 92, 95, 96, 99, 110, 113, 114, 117, 119, 122, 123, 126, 245, 248, 249, 252, 254, 257, 258, 261, 272, 275, 276, 279, 281, 284, 285, 288, 326, 329, 330, 333, 335, 338, 339, 342, 353, 356, 357, 360, 362

Offset

1,1

References

Iacobescu, F. 'Smarandache Partition Type and Other Sequences.' Bull. Pure Appl. Sci. 16E, 237-240, 1997.

H. Ibstedt, A Few Smarandache Sequences, Smarandache Notions Journal, Vol. 8, No. 1-2-3, 1997, 170-183.

Links

Table of n, a(n) for n=1..61.

Eric Weisstein's World of Mathematics, Nonarithmetic Progression Sequence

Crossrefs

a(n) = A033157(n)+1

Sequence in context: A285347 A187836 A046160 * A024516 A286341 A284657

Adjacent sequences: A033158 A033159 A033160 * A033162 A033163 A033164

Keyword

nonn

Author

N. J. A. Sloane.

Status

approved