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A304098 as a simple table

na(n)
11
22
33
42
54
65
74
82
93
106
113
127
138
142
153
166
173
187
194
207
213
226
239
246
2510
2611
2712
2813
2912
3013
3112
3213
3310
342
353
366
373
387
394
407
413
426
439
446
458
4614
473
486
499
506
518
527
538
546
559
5615
579
5816
5912
6013
6110
6213
6310
6413
6517
665
674
687
694
7018
7119
7218
734
747
758
767
7720
7821
794
807
818
827
8320
8418
8520
867
878
8814
898
9022
9123
9224
9317
9424
9517
962
973
986
993
1007
1014
1027
1033
1046
1059

[1,2,3,2,4,5,4,2,3,6,3,7,8,2,3,6,3,7,4,7,3,6,9,6,
 10,11,12,13,12,13,12,13,10,2,3,6,3,7,4,7,3,6,9,6,
 8,14,3,6,9,6,8,7,8,6,9,15,9,16,12,13,10,13,10,13,
 17,5,4,7,4,18,19,18,4,7,8,7,20,21,4,7,8,7,20,18,
 20,7,8,14,8,22,23,24,17,24,17,2,3,6,3,7,4,7,3,6,9]