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A304718 as a simple table

na(n)
01
11
21
32
42
52
63
75
85
93
105
119
1214
139
145
157
1618
1728
1828
1918
207
2111
2229
2363
2462
2563
2629
2711
2815
2951
30109
31150
32150
33109
3451
3515
3622
3779
38206
39293
40380
41293
42206
4379
4422
4530
46126
47342
48590
49787
50787
51590
52342
53126
5430
5542
56189
57584
581061
591675
601760
611675
621061
63584
64189
6542

[1,1,1,2,2,2,3,5,5,3,5,9,14,9,5,7,18,28,28,18,7,
 11,29,63,62,63,29,11,15,51,109,150,150,109,51,15,
 22,79,206,293,380,293,206,79,22,30,126,342,590,
 787,787,590,342,126,30,42,189,584,1061,1675,1760,
 1675,1061,584,189,42]