A033164 Begins with (4, 5); avoids 3-term arithmetic progressions.

4, 5, 7, 8, 13, 14, 16, 17, 31, 32, 34, 35, 40, 41, 43, 44, 85, 86, 88, 89, 94, 95, 97, 98, 112, 113, 115, 116, 121, 122, 124, 125, 247, 248, 250, 251, 256, 257, 259, 260, 274, 275, 277, 278, 283, 284, 286, 287, 328, 329, 331, 332, 337, 338, 340, 341, 355, 356, 358, 359, 364

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) = A003278(n)+3

Sequence in context: A023629 A331840 A353438 * A276324 A226628 A335842

Adjacent sequences: A033161 A033162 A033163 * A033165 A033166 A033167

Keyword

nonn

Author

N. J. A. Sloane.

Status

approved