Numbers whose product of exponents is equal to the sum of prime factors.

Terms

a(0) =4a(1) =27a(2) =96a(3) =486a(4) =640a(5) =1440a(6) =2025a(7) =2400a(8) =2744a(9) =3024a(10) =3125a(11) =3528a(12) =3584a(13) =4032a(14) =4536a(15) =4860a(16) =5292a(17) =5625a(18) =9408a(19) =11907a(20) =12150a(21) =12348a(22) =14256a(23) =15360a(24) =16464a(25) =17424a(26) =20412a(27) =22400a(28) =22464a(29) =25344