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A280835 as a simple table

na(n)
01
11
23
38
41
561
67
7240
823
9988
1049
113973
1223
1316344
1499
1565288
16329
17261577
18777
191046601
20329
214193737
221545
2316773321
245193
2567099977
2613257
27268402761
285449
291073733577
3024905
314294905289
3283721
3317179727177
34212937
3568718952457
3690057
37274877771849

[1,1,3,8,1,61,7,240,23,988,49,3973,23,16344,99,
 65288,329,261577,777,1046601,329,4193737,1545,
 16773321,5193,67099977,13257,268402761,5449,
 1073733577,24905,4294905289,83721,17179727177,
 212937,68718952457,90057,274877771849]