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A290599 as a simple table

na(n)
11
23
33
42
55
67
77
86
97
1011
1111
128
1311
1415
154
1613
178
1815
1921
2015
2112
2217
2310
2423
2519
2614
2723
2829
2923
3020
3123
3231
336
3429
3518
3627
3735
3814
3931
4020
4129
4243
4331
4426
4531
4616
4745
4835
4924
5045
5147
5237
5334
5439
5516
5653
5747
5826
5941
6059
6120
6243
6330
6447
6565
6618
6747
6832
6947
7022
7163
7255
7338
7459

[1,3,3,2,5,7,7,6,7,11,11,8,11,15,4,13,8,15,21,15,
 12,17,10,23,19,14,23,29,23,20,23,31,6,29,18,27,35,
 14,31,20,29,43,31,26,31,16,45,35,24,45,47,37,34,
 39,16,53,47,26,41,59,20,43,30,47,65,18,47,32,47,
 22,63,55,38,59]