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A269403 as a simple table

na(n)
00
12
23
36
410
516
621
728
836
946
1055
1166
1278
1392
14105
15120
16136
17154
18171
19190
20210
21232
22253
23276
24300
25326
26351
27378
28406
29436
30465
31496
32528
33562
34595
35630
36666
37704
38741
39780
40820
41862
42903
43946
44990
451036
461081
471128
481176
491226
501275
511326
521378
531432
541485

[0,2,3,6,10,16,21,28,36,46,55,66,78,92,105,120,
 136,154,171,190,210,232,253,276,300,326,351,378,
 406,436,465,496,528,562,595,630,666,704,741,780,
 820,862,903,946,990,1036,1081,1128,1176,1226,1275,
 1326,1378,1432,1485]