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A004980 as a simple table

na(n)
12
23
310
429
530
6225
7226
84549
991379
10248395
11248396
12675212
13675213
144989190
1513562026
1636865410
1736865411
18100210578
19100210579
20100210580
215471312309
2214872568829
2314872568830
2440427833594
2540427833595
26109894245427
27109894245428
28812014744421

[2,3,10,29,30,225,226,4549,91379,248395,248396,
 675212,675213,4989190,13562026,36865410,36865411,
 100210578,100210579,100210580,5471312309,
 14872568829,14872568830,40427833594,40427833595,
 109894245427,109894245428,812014744421]