A063056 a(n) = number of 'Reverse and Add!' operations that have to be applied to the n-th term of A063055 in order to obtain a term in the trajectory of 1997.
1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 0, 3, 3, 3, 3, 3, 1, 3, 0, 3, 1, 3, 3, 3, 3, 3, 1, 3, 1, 3, 1, 3, 3, 3, 3, 3, 1, 3, 1, 3, 1, 3, 3, 3, 3, 1, 3, 3, 1, 3, 3, 3, 3, 3, 1, 3, 1, 3, 1, 3, 3, 3, 3, 3, 1, 3, 1, 3, 1, 3, 3, 3, 3, 3, 1, 3, 1, 3, 1, 2, 2, 2, 3, 2, 3, 2, 1, 3
Offset: 0
Examples
3995 is a term of A063055. One 'Reverse and Add!' operation applied to 3995 leads to a term (9988) in the trajectory of 1997, so the corresponding term of the present sequence is 1.