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A240554 as a simple table

na(n)
11
22
31
43
52
61
72
85
92
101
115
125
133
142
151
163
1717
187
1917
202
211
227
2313
2413
2541
2611
272
281
292
3037
317
32257
3361
3413
352
361
373
385
3931
40313
4141
4273
4343
442
451
465
4713
4843
491297
50521
51241
52547
53257
542
551
5611
5741
5819
591201
60101
61601
62113
63193
6419
652
661
673
68101
6973
70241

[1,2,1,3,2,1,2,5,2,1,5,5,3,2,1,3,17,7,17,2,1,7,13,
 13,41,11,2,1,2,37,7,257,61,13,2,1,3,5,31,313,41,
 73,43,2,1,5,13,43,1297,521,241,547,257,2,1,11,41,
 19,1201,101,601,113,193,19,2,1,3,101,73,241]