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A225468 as a simple table

na(n)
01
12
21
34
47
51
68
739
815
91
1016
11203
12159
1326
141
1532
161031
171475
18445
1940
201
2164
225187
2312831
246370
251005
2657
271
28128
2925999
30107835
3182901
3220440
331974
3477
351
36256
37130123
38888679
391019746
40369061
4153998
423514
43100
441

[1,2,1,4,7,1,8,39,15,1,16,203,159,26,1,32,1031,
 1475,445,40,1,64,5187,12831,6370,1005,57,1,128,
 25999,107835,82901,20440,1974,77,1,256,130123,
 888679,1019746,369061,53998,3514,100,1]