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A201972 as a simple table

na(n)
01
12
22
35
48
53
612
728
820
94
1029
1188
1294
1340
145
1570
16262
17372
18244
1970
206
21169
22752
231333
241184
25539
26112
277
28408
292104
304472
315016
323144
331064
34168
358
36985
375776
3814316
3919408
4015526
417344
421932
43240
449

[1,2,2,5,8,3,12,28,20,4,29,88,94,40,5,70,262,372,
 244,70,6,169,752,1333,1184,539,112,7,408,2104,
 4472,5016,3144,1064,168,8,985,5776,14316,19408,
 15526,7344,1932,240,9]