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A361870 as a simple table

na(n)
02
12
21
32
42
51
62
73
82
91
102
116
126
132
141
152
1610
17102
1822
192
201
212
2220
238548
242852288
25402
262
271
282
2936
304211744
31384307306807269376
326296489398464125698304
331228158
342
351

[2,2,1,2,2,1,2,3,2,1,2,6,6,2,1,2,10,102,22,2,1,2,
 20,8548,2852288,402,2,1,2,36,4211744,
 384307306807269376,6296489398464125698304,1228158,
 2,1]