Numbers m such that phi(m) and tau(m) divide m, where phi = A000010 and tau = A000005.

Terms

a(0) =1a(1) =2a(2) =8a(3) =12a(4) =18a(5) =24a(6) =36a(7) =72a(8) =96a(9) =108a(10) =128a(11) =288a(12) =384a(13) =864a(14) =972a(15) =1152a(16) =1944a(17) =3456a(18) =6144a(19) =6912a(20) =7776a(21) =13122a(22) =18432a(23) =26244a(24) =31104a(25) =32768a(26) =52488a(27) =55296a(28) =62208a(29) =69984