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A286381 as a simple table

na(n)
12
25
316
412
567
69
716
823
9436
1080
111771
1218
1367
1480
151771
16668
1716111
1848
19277
20302
217141
222630
2364621
2414
2516
2623
27436
2880
291771
3031
31436
32467
3321946
341832
3587991
3694
371771
381832
3987991
4016292
41793171
42328
437141
447262
45352381
4664982
473173941
4825
4967
5080
511771
52668
5316111
5494
551771
561832
5787991
5816292
59793171
60706
6116111
6216292
63793171
64405452
6519841851

[2,5,16,12,67,9,16,23,436,80,1771,18,67,80,1771,
 668,16111,48,277,302,7141,2630,64621,14,16,23,436,
 80,1771,31,436,467,21946,1832,87991,94,1771,1832,
 87991,16292,793171,328,7141,7262,352381,64982,
 3173941,25,67,80,1771,668,16111,94,1771,1832,
 87991,16292,793171,706,16111,16292,793171,405452,
 19841851]