A027905 Terminating decimals of length n of form p/5^q using at most one of each nonzero digit.

4, 18, 73, 266, 845, 2358, 5803, 12302, 22579, 36003, 50742, 64123, 73808, 78628, 77840, 72852, 64889, 55299, 45528, 36333, 27921, 20931, 15355, 10844, 7564, 5283, 3527, 2370, 1554, 988, 659, 427, 285, 188, 121, 78, 56, 35, 24, 16, 9, 6, 4, 4, 3, 1