A037428 Numbers n such that the set of base 4 digits of n equals the set of base 10 digits of n.

1, 2, 3, 13, 31, 123, 203, 231, 1031, 1103, 1120, 1203, 1230, 1303, 2103, 2120, 2201, 2300, 2301, 2302, 2303, 3012, 3020, 3021, 3022, 3023, 3100, 3101, 3102, 3103, 3200, 3201, 3202, 3203, 3320, 10023, 10032, 10123, 10132, 10232, 10323, 10332