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A001301 as a simple table

na(n)
01
11
22
32
43
54
65
76
87
98
1011
1112
1215
1316
1419
1522
1625
1728
1831
1934
2040
2143
2249
2352
2458
2565
2671
2778
2884
2991
30102
31109
32120
33127
34138
35151
36162
37175
38186
39199
40217
41230
42248
43261
44279
45300
46318
47339
48357
49378
50406
51427
52455
53476
54504
55536
56564
57596
58624
59656

[1,1,2,2,3,4,5,6,7,8,11,12,15,16,19,22,25,28,31,
 34,40,43,49,52,58,65,71,78,84,91,102,109,120,127,
 138,151,162,175,186,199,217,230,248,261,279,300,
 318,339,357,378,406,427,455,476,504,536,564,596,
 624,656]