Product of digits associated with A091628(n). Essentially the same as A007283.

Terms

a(0) =6a(1) =12a(2) =24a(3) =48a(4) =96a(5) =192a(6) =384a(7) =768a(8) =1536a(9) =3072a(10) =6144a(11) =12288a(12) =24576a(13) =49152a(14) =98304a(15) =196608a(16) =393216a(17) =786432a(18) =1572864a(19) =3145728a(20) =6291456a(21) =12582912a(22) =25165824a(23) =50331648a(24) =100663296a(25) =201326592a(26) =402653184a(27) =805306368a(28) =1610612736a(29) =3221225472