|
| |
|
|
A038523
|
|
A minimal sequence of weights with distinct weighings, with limit of two weights per pan.
|
|
1
|
| |
|
|
|
OFFSET
|
0,1
|
|
|
REFERENCES
|
Discovered by Denis Borris and Ed Pegg Jr.
|
|
|
LINKS
|
Table of n, a(n) for n=0..7.
Ed Pegg, Jr., COMMENTARY ON WEEKLY PUZZLES
|
|
|
EXAMPLE
|
The first n weights give the # of distinct combinations given in A037255. The weights 1, 3, 9, 27, 81, 243, 729 also work for this problem, but are not distinct. Further numbers are calculable.
|
|
|
CROSSREFS
|
Cf. A037255.
Sequence in context: A242271 A056198 A143742 * A096237 A309814 A177928
Adjacent sequences: A038520 A038521 A038522 * A038524 A038525 A038526
|
|
|
KEYWORD
|
more,nice,nonn
|
|
|
AUTHOR
|
Ed Pegg Jr
|
|
|
STATUS
|
approved
|
| |
|
|
