A077557 a(1)=1, a(n+1) > a(n) and differs by at most one digit.

1, 2, 3, 4, 5, 6, 7, 8, 9, 19, 21, 22, 23, 24, 25, 26, 27, 28, 29, 32, 33, 34, 35, 36, 37, 38, 39, 43, 44, 45, 46, 47, 48, 49, 54, 55, 56, 57, 58, 59, 65, 66, 67, 68, 69, 76, 77, 78, 79, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 199, 219, 221, 222, 223, 224, 225, 226