%I #16 Jun 06 2020 04:11:21
%S 19,29,38,43,53,58,67,76,86,87,89,101,103,106,116,134,137,139,149,151,
%T 152,157,163,172,174,178,197,202,203,206,211,212,227,229,232,233,247,
%U 261,267,268,269,271,274,277,278,283,293,298,302,303,304,307
%N Integers n such that A047988(n)=2.
%H David A. Corneth, <a href="/A047985/b047985.txt">Table of n, a(n) for n = 1..10000</a>
%H Thomas Kantke, <a href="https://www.spektrum.de/magazin/das-spiel-minimum-und-die-zerlegung-natuerlicher-zahlen/820793">Das Spiel Minimum und die Zerlegung natürlicher Zahlen</a>, Mathematische Unterhaltungen, Spectrum der Wissenschaft, April 1993, pp. 11-13.
%e 19 has value 2 since by adding 1 we reach 20 which has value 1; there is no cheaper way to reach 2.
%Y Cf. A047836, A047984, A047986, A047987, A047988.
%K nonn
%O 1,1
%A Thomas Kantke (bytes.more(AT)ibm.net)
%E More terms from _David W. Wilson_