login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A102282 Smallest possible example of an MSTD ("More sums than differences") set. 2
0, 2, 3, 4, 7, 11, 12, 14 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Reflection of A140794: a(n) = 14 - A140794(9-n). - James Wilcox, Jul 24 2013

Hegarty, who attributes the set to Conway, proves its minimality. - Charles R Greathouse IV, Sep 26 2019

REFERENCES

B. Hayes, Calculemus!, American Scientist, 96 (Sep-Oct 2008), 362-366.

LINKS

Table of n, a(n) for n=1..8.

Peter Hegarty, Some explicit constructions of sets with more sums than differences (2007)

CROSSREFS

Cf. A222807, A118544, A222808.

Sequence in context: A270613 A296446 A226387 * A232543 A279071 A171027

Adjacent sequences:  A102279 A102280 A102281 * A102283 A102284 A102285

KEYWORD

nonn,fini,full

AUTHOR

N. J. A. Sloane, Sep 08 2008

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 31 13:01 EDT 2020. Contains 334748 sequences. (Running on oeis4.)