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A324773 as a simple table

na(n)
11
23
36
411
515
621
728
836
945
1055
1166
1278
1392
14114
15134
16157
17181
18211
19224
20239
21255
22273
23313
24332
25349
26374
27395
28426
29453
30479
31507
32536
33568
34602
35641
36674
37709
38745
39786
40829
41866
42904
43951
44993
451037
461082
471128
481176
491225
501278
511328
521382
531434

[1,3,6,11,15,21,28,36,45,55,66,78,92,114,134,157,
 181,211,224,239,255,273,313,332,349,374,395,426,
 453,479,507,536,568,602,641,674,709,745,786,829,
 866,904,951,993,1037,1082,1128,1176,1225,1278,
 1328,1382,1434]