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A208548 as a simple table

na(n)
12
21
32
41
54
63
76
85
94
1010
117
1211
1314
1413
1512
1614
1720
1817
1921
2024
2121
2225
2324
2424
2531
2634
2733
2836
2935
3026
3141
3240
3346
3439
3550
3647
3749
3853
3952
4054
4160
4253
4364
4463
4566
4657
4761
4873
4976
5075
5174
5280
5373
5480
5582
5684
5790
5887
5991
6094
6187
6286
63101
64104
65103
6694
67107

[2,1,2,1,4,3,6,5,4,10,7,11,14,13,12,14,20,17,21,
 24,21,25,24,24,31,34,33,36,35,26,41,40,46,39,50,
 47,49,53,52,54,60,53,64,63,66,57,61,73,76,75,74,
 80,73,80,82,84,90,87,91,94,87,86,101,104,103,94,
 107]