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A038411 as a simple table

na(n)
01
14
210
321
436
556
682
7113
8145
9180
10224
11278
12332
13381
14441
15509
16583
17656
18731
19821
20909
21995
221095
231203
241309
251415
261527
271649
281776
291909
302041
312172
322319
332472
342618
352773
362930
373103
383281
393446
403619
413800
424000
434197
444387
454577
464788

[1,4,10,21,36,56,82,113,145,180,224,278,332,381,
 441,509,583,656,731,821,909,995,1095,1203,1309,
 1415,1527,1649,1776,1909,2041,2172,2319,2472,2618,
 2773,2930,3103,3281,3446,3619,3800,4000,4197,4387,
 4577,4788]