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A118844 Numbers that have only Brauer chains as shortest addition chains. 2
2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 17, 18, 20, 22, 23, 24, 27, 28, 30, 32, 33, 34, 35, 36, 40, 43, 44, 45, 46, 48, 51, 54, 56, 60, 64, 65, 66, 67, 68, 70, 72, 77, 80, 83, 85, 86, 88, 90, 92, 96, 99, 102, 108, 112, 119, 120, 128, 129, 130, 131, 132, 134, 135, 136 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Indices of zeros in A079302. See A079301 for the definition of a Brauer addition chain.

LINKS

Table of n, a(n) for n=1..68.

Giovanni Resta, Tables of Shortest Addition Chains, computed by David W. Wilson.

CROSSREFS

Cf. A079301 (number of minimal Brauer chains for n), A079302 (number of minimal non-Brauer chains for n), A118845 (numbers with shortest non-Brauer chains).

Sequence in context: A014157 A026467 A088185 * A247755 A147820 A317469

Adjacent sequences:  A118841 A118842 A118843 * A118845 A118846 A118847

KEYWORD

nonn

AUTHOR

Hugo Pfoertner, May 01 2006

STATUS

approved

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Last modified July 29 02:36 EDT 2021. Contains 346340 sequences. (Running on oeis4.)