%I #45 Jul 15 2015 21:46:23
%S 3,6,10,14,19,23,27,31,36,40,44,49,53,57,62,66,70,75,79,83,88,92,96,
%T 101,105,109,114,118,122,127,131,136,140,144,149,153,157,162,166,171,
%U 175,179,184,188,192,197,201,206,210,214,219,223,227,232,236,241,245
%N Values of r(k): the smallest r such that binomial(r, k) < 2^{r-k}.
%C The values of a(1)-a(10) are given in the paper by Woodford.
%H Felix Fröhlich, <a href="/A259646/b259646.txt">Table of n, a(n) for n = 1..2000</a>
%H R. Woodford, <a href="http://www.emis.de/journals/INTEGERS/papers/e11/e11.Abstract.html">A Variation on Perfect Numbers</a>, Integers: Electronic Journal of Combinatorial Number Theory, Vol. 4, A11 (2004).
%o (PARI) a(n) = r=n; while(binomial(r, n) >= 2^(r-n), r++); r
%K nonn
%O 1,1
%A _Felix Fröhlich_, Jul 15 2015
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