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A032868 as a simple table

na(n)
11
22
33
44
55
66
710
811
912
1015
1116
1217
1318
1420
1521
1622
1723
1824
1925
2026
2127
2228
2329
2431
2532
2633
2734
2850
2951
3052
3153
3254
3356
3457
3558
3659
3762
3863
3964
4075
4176
4277
4378
4479
4581
4682
4783
4884
4987
5088
5189
5293
5394
54100
55101
56102
57103
58104
59106
60107

[1,2,3,4,5,6,10,11,12,15,16,17,18,20,21,22,23,24,
 25,26,27,28,29,31,32,33,34,50,51,52,53,54,56,57,
 58,59,62,63,64,75,76,77,78,79,81,82,83,84,87,88,
 89,93,94,100,101,102,103,104,106,107]