+140 +140 The first number in the following sequence is 1. It is followed by two 1's and two 2's. This is followed by three 1's, three 2's, and three 3's. The sequence continues in this fashion.
1, 1, 1, 2, 2, 1, 1, 1, 2, 2, 2, 3, 3, 3, 1, 1, 1, 1, 2, 2,
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