Numbers k such that k | A047842(k).

Terms

a(0) =1a(1) =2a(2) =5a(3) =22a(4) =105a(5) =188a(6) =258a(7) =327a(8) =663a(9) =15425a(10) =16654a(11) =27848a(12) =40324a(13) =80328a(14) =481263a(15) =10213223a(16) =10311233a(17) =10313314a(18) =10313315a(19) =10313316a(20) =10313317a(21) =10313318a(22) =10313319a(23) =21322314a(24) =21322315a(25) =21322316a(26) =21322317a(27) =21322318a(28) =21322319a(29) =31123314