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A133231 as a simple table

na(n)
01
12
23
35
47
59
612
715
820
925
1030
1135
1240
1345
1450
1557
1664
1771
1881
1991
20101
21114
22127
23140
24153
25166
26180
27194
28208
29224
30240
31256
32272
33289
34306
35323
36340
37357
38376
39397
40418
41439
42461
43483
44505
45527
46552
47577
48602
49627
50656
51685
52714
53743
54776
55809
56842

[1,2,3,5,7,9,12,15,20,25,30,35,40,45,50,57,64,71,
 81,91,101,114,127,140,153,166,180,194,208,224,240,
 256,272,289,306,323,340,357,376,397,418,439,461,
 483,505,527,552,577,602,627,656,685,714,743,776,
 809,842]