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A040039 as a simple table

na(n)
01
11
22
32
43
53
65
75
87
97
1010
1110
1213
1313
1418
1518
1623
1723
1830
1930
2037
2137
2247
2347
2457
2557
2670
2770
2883
2983
30101
31101
32119
33119
34142
35142
36165
37165
38195
39195
40225
41225
42262
43262
44299
45299
46346
47346
48393
49393
50450
51450
52507
53507
54577
55577
56647
57647
58730
59730
60813
61813
62914
63914
641015
651015
661134
671134
681253
691253
701395
711395

[1,1,2,2,3,3,5,5,7,7,10,10,13,13,18,18,23,23,30,
 30,37,37,47,47,57,57,70,70,83,83,101,101,119,119,
 142,142,165,165,195,195,225,225,262,262,299,299,
 346,346,393,393,450,450,507,507,577,577,647,647,
 730,730,813,813,914,914,1015,1015,1134,1134,1253,
 1253,1395,1395]