Integers m such that the decimal expansion of 1/m contains only even digits.

Terms

a(0) =5a(1) =15a(2) =25a(3) =45a(4) =50a(5) =125a(6) =150a(7) =165a(8) =225a(9) =250a(10) =375a(11) =450a(12) =495a(13) =500a(14) =1125a(15) =1250a(16) =1500a(17) =1515a(18) =1650a(19) =1665a(20) =2145a(21) =2250a(22) =2475a(23) =2500a(24) =3465a(25) =3750a(26) =4065a(27) =4095a(28) =4125a(29) =4500