A033159 Begins with (2, 3); avoids 3-term arithmetic progressions.

2, 3, 5, 6, 11, 12, 14, 15, 29, 30, 32, 33, 38, 39, 41, 42, 83, 84, 86, 87, 92, 93, 95, 96, 110, 111, 113, 114, 119, 120, 122, 123, 245, 246, 248, 249, 254, 255, 257, 258, 272, 273, 275, 276, 281, 282, 284, 285, 326, 327, 329, 330, 335, 336, 338, 339, 353, 354, 356, 357, 362

Offset: 1

Author

N. J. A. Sloane

Keywords

• nonn

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

• Eric Weisstein's World of Mathematics, Nonarithmetic Progression Sequence

Crossrefs

a(n) = A003278(n)+1