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A219621 as a simple table

na(n)
13
211
327
456
5105
6183
7301
8472
9711
101035
111463
122016
132717
143591
154665
165968
177531
189387
1911571
2014120
2117073
2220471
2324357
2428776
2533775
2639403
2745711
2852752
2960581
3069255
3178833
3289376
33100947
34113611
35127435
36142488
37158841
38176567
39195741

[3,11,27,56,105,183,301,472,711,1035,1463,2016,
 2717,3591,4665,5968,7531,9387,11571,14120,17073,
 20471,24357,28776,33775,39403,45711,52752,60581,
 69255,78833,89376,100947,113611,127435,142488,
 158841,176567,195741]