A043193 Numbers n such that 1 and 7 occur juxtaposed in the base 9 representation of n but not of n-1.

16, 64, 97, 144, 178, 226, 259, 307, 340, 388, 421, 469, 502, 550, 576, 631, 664, 712, 745, 793, 826, 873, 907, 955, 988, 1036, 1069, 1117, 1150, 1198, 1231, 1279, 1296, 1393, 1441, 1474, 1522, 1555, 1602, 1636, 1684, 1717