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A304010 as a simple table

na(n)
11
21
31
41
54
61
71
87
97
101
111
1213
1313
1413
151
161
1726
1821
1921
2026
211
221
2349
2427
2526
2627
2749
281
291
3099
3153
3264
3364
3453
3599
361
371
38194
3999
40115
41137
42115
4399
44194
451
461
47387
48197
49211
50271
51271
52211
53197
54387
551
561
57773
58371
59439
60655
61538
62655
63439
64371
65773
661
671
681538
69713
70870

[1,1,1,1,4,1,1,7,7,1,1,13,13,13,1,1,26,21,21,26,1,
 1,49,27,26,27,49,1,1,99,53,64,64,53,99,1,1,194,99,
 115,137,115,99,194,1,1,387,197,211,271,271,211,
 197,387,1,1,773,371,439,655,538,655,439,371,773,1,
 1,1538,713,870]