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A180630 as a simple table

na(n)
12
23
312
415
516
625
730
838
959
1082
11114
12168
13172
14175
15213
16229
17251
18302
19311
20554
212538
223050
233363
2412316

[2,3,12,15,16,25,30,38,59,82,114,168,172,175,213,
 229,251,302,311,554,2538,3050,3363,12316]