Numbers whose product of digits is a power of 2.

Terms

a(0) =1a(1) =2a(2) =4a(3) =8a(4) =11a(5) =12a(6) =14a(7) =18a(8) =21a(9) =22a(10) =24a(11) =28a(12) =41a(13) =42a(14) =44a(15) =48a(16) =81a(17) =82a(18) =84a(19) =88a(20) =111a(21) =112a(22) =114a(23) =118a(24) =121a(25) =122a(26) =124a(27) =128a(28) =141a(29) =142