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A226023 as a simple table

na(n)
00
12
23
36
412
515
620
730
835
942
1056
1163
1272
1390
1499
15110
16132
17143
18156
19182
20195
21210
22240
23255
24272
25306
26323
27342
28380
29399
30420
31462
32483
33506
34552
35575
36600
37650
38675
39702
40756
41783
42812
43870
44899

[0,2,3,6,12,15,20,30,35,42,56,63,72,90,99,110,132,
 143,156,182,195,210,240,255,272,306,323,342,380,
 399,420,462,483,506,552,575,600,650,675,702,756,
 783,812,870,899]