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A212816 Numbers n such that A212813(n) = 2. 6


%S 9,11,14,20,24,27,28,40,45,48,54

%N Numbers n such that A212813(n) = 2.

%D Bellamy, O. S.; Cadogan, C. C. Subsets of positive integers: their cardinality and maximality properties. Proceedings of the Tenth Southeastern Conference on Combinatorics, Graph Theory and Computing (Florida Atlantic Univ., Boca Raton, Fla., 1979), pp. 167--178, Congress. Numer., XXIII-XXIV, Utilitas Math., Winnipeg, Man., 1979. MR0561043 (82b:10006)

%Y Cf. A212813, A212814, A212815.

%K nonn,fini,full

%O 1,1

%A _N. J. A. Sloane_, May 30 2012

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Last modified April 18 14:46 EDT 2021. Contains 343089 sequences. (Running on oeis4.)