A033162 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

Other ways to Give

A033162

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

3, 4, 6, 7, 12, 13, 15, 16, 30, 31, 33, 34, 39, 40, 42, 43, 84, 85, 87, 88, 93, 94, 96, 97, 111, 112, 114, 115, 120, 121, 123, 124, 246, 247, 249, 250, 255, 256, 258, 259, 273, 274, 276, 277, 282, 283, 285, 286, 327, 328, 330, 331, 336, 337, 339, 340, 354, 355, 357, 358, 363

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

Also: Stanley sequence S(3). - M. F. Hasler, Jan 18 2016

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

Index entries related to Stanley sequences

FORMULA

a(n) = A005836(n)+3. - M. F. Hasler, Jan 18 2016

CROSSREFS

a(n) = A003278(n)+2

Sequence in context: A350475 A060965 A153883 * A105133 A211384 A281828

Adjacent sequences: A033159 A033160 A033161 * A033163 A033164 A033165

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved

Note: This service is not intended for secure transactions such as banking, social media, email, or purchasing. Use at your own risk. We assume no liability whatsoever for broken pages.

Pfad - The Proxy pFad of © 2024 Garber Painting. All rights reserved.