Numbers k such that k, sigma(k) and phi(k) have the same decimal digits (ignoring multiplicity).

Terms

a(0) =1a(1) =1021a(2) =1201a(3) =2011a(4) =7687a(5) =7867a(6) =8677a(7) =10211a(8) =10271a(9) =10321a(10) =12011a(11) =12041a(12) =12071a(13) =12101a(14) =12301a(15) =12343a(16) =12401a(17) =12433a(18) =12601a(19) =14323a(20) =16787a(21) =17021a(22) =20011a(23) =20101a(24) =20161a(25) =20411a(26) =20611a(27) =21001a(28) =21011a(29) =21031