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A153929 as a simple table

na(n)
01
12
22
33
413
521
681
7653
82032
913521
10198411
111134105
1214051578
13384943878
144075092077
1594920910164
164841696508264
1795471746290629
184126780473485202
19391264740388006351
2014349686703845230194
211153837260755381339313

[1,2,2,3,13,21,81,653,2032,13521,198411,1134105,
 14051578,384943878,4075092077,94920910164,
 4841696508264,95471746290629,4126780473485202,
 391264740388006351,14349686703845230194,
 1153837260755381339313]