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A038523 A minimal sequence of weights with distinct weighings, with limit of two weights per pan. 1

%I

%S 2,3,9,25,67,167,427,966

%N A minimal sequence of weights with distinct weighings, with limit of two weights per pan.

%D Discovered by Denis Borris and Ed Pegg Jr.

%H Ed Pegg, Jr., <a href="http://mathpuzzle.com/Solution.htm">COMMENTARY ON WEEKLY PUZZLES</a>

%e 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.

%Y Cf. A037255.

%K more,nice,nonn

%O 0,1

%A _Ed Pegg Jr_

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Last modified May 13 17:46 EDT 2021. Contains 343864 sequences. (Running on oeis4.)