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A106750 as a simple table

na(n)
02
11
212
3121
412112
512112121
61211212112112
7121121211211212112121
81211212112112121121211211212112112
91211212112112121121211211212112112121121211211212112121

[2,1,12,121,12112,12112121,1211212112112,
 121121211211212112121,
 1211212112112121121211211212112112,
 12112121121121211212112112121121121211212112112121\
 12121]