A088598 Number of numbers appearing in the concatenation A077293(n).

2, 2, 3, 1, 2, 6, 4, 8, 3, 9, 7, 1, 16, 2, 9, 9, 1, 3, 28, 4, 11, 1, 70, 6, 17, 17, 1, 17, 1, 9, 32, 26, 3, 9, 5, 11, 27, 7, 26, 24, 56, 42, 32, 22, 3, 3, 59, 23, 25, 45, 45, 21, 24, 20, 105, 43, 5, 13, 26, 28, 21, 7, 21, 39, 117, 3, 84, 68, 57, 43, 38, 38, 125, 111, 48, 148, 17, 39, 48