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A261956 as a simple table

na(n)
01
13
26
39
412
518
615
721
821
936
1039
1154
1236
1354
1439
1557
1645
1772
1863
1990
2060
2190
2263
2393
2469
25108
2687
27126
2884
29126
3087
31129
3293
33144
34111
35162
36108
37162
38111
39165
40117
41180
42135
43198
44132
45198
46135
47201
48141
49216
50159

[1,3,6,9,12,18,15,21,21,36,39,54,36,54,39,57,45,
 72,63,90,60,90,63,93,69,108,87,126,84,126,87,129,
 93,144,111,162,108,162,111,165,117,180,135,198,
 132,198,135,201,141,216,159]