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A178538 as a simple table

na(n)
11
22
33
44
55
66
77
88
99
1010
1111
1213
1316
1417
1520
1623
1725
1826
1929
2032
2133
2237
2338
2443
2547
2649
2754
2858
2959
3066
3168
3271
3373
3476
3580
3688
3793
3896
39103
40104
41105
42106
43112
44113
45117
46126
47129
48130
49143
50147
51151
52161
53171
54176
55187
56192
57200
58205
59216

[1,2,3,4,5,6,7,8,9,10,11,13,16,17,20,23,25,26,29,
 32,33,37,38,43,47,49,54,58,59,66,68,71,73,76,80,
 88,93,96,103,104,105,106,112,113,117,126,129,130,
 143,147,151,161,171,176,187,192,200,205,216]