%I #11 Nov 02 2020 02:34:15
%S 1,3,4,6,8,9,12,13,17,19,21,25,29,31,37,41,43,45,46,49,51,53,55,57,58,
%T 61,65,69,70,71,77,81,82,85,89,91,93,97,99,101,103,105,109,111,113,
%U 114,115,117,118,121,125,127,130,131,133,134,137,139,141,142,145,149,151
%N Not of form sigma(k)-phi(k).
%Y Complement of A112730.
%Y Cf. A051612.
%K nonn
%O 1,2
%A _David W. Wilson_