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A187763 as a simple table

na(n)
11
22
33
43
56
67
74
84
97
107
117
127
1310
149
155
165
1713
1816
198
205
215
229
237
247
2511
269
279
2816
299
3017
315
325
3314
349
359
3619
3716
3822
399
409
415
425
4316
4414
459
4617
477
487
4916
5020
5112
529
5312
54106
559
5620
5716
5820
599
6017
6120
6295
635
645
6516
6623
6714
6812
699
7015
719
729
739
745
755
7620

[1,2,3,3,6,7,4,4,7,7,7,7,10,9,5,5,13,16,8,5,5,9,7,
 7,11,9,9,16,9,17,5,5,14,9,9,19,16,22,9,9,5,5,16,
 14,9,17,7,7,16,20,12,9,12,106,9,20,16,20,9,17,20,
 95,5,5,16,23,14,12,9,15,9,9,9,5,5,20]