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%I #19 Dec 09 2024 19:45:58
%S 63,72,126,140,180,189,210,225,252,275,325,378,405,500,504,560,585,
%T 715,756,810,819,875,891,900,1001,1080,1134,1152,1232,1292,1530,1600,
%U 1650,1680,1785,1872,2093,2128,2250,2295,2340,2376,2464,2565,2574
%N Numbers k such that A002034(k) = A066272(k).
%e a(1) = 63 since A002034(63) = 7 and 63 has A066272(63) = 7 anti-divisors: {2, 5, 6, 14, 18, 25, 42}.
%Y Cf. A002034, A066272.
%K nonn
%O 1,1
%A _Jason Earls_, Aug 31 2002
%E More terms from _Max Alekseyev_, Jan 31 2012
%E 1 removed by _Sean A. Irvine_, Dec 09 2024