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A143941 as a simple table

na(n)
13
214
337
476
5135
6218
7329
8472
9651
10870
111133
121444
131807
142226
152705
163248
173859
184542
195301
206140
217063
228074
239177
2410376
2511675
2613078
2714589
2816212
2917951
3019810
3121793
3223904
3326147
3428526
3531045
3633708
3736519
3839482
3942601
4045880
4149323
4252934

[3,14,37,76,135,218,329,472,651,870,1133,1444,
 1807,2226,2705,3248,3859,4542,5301,6140,7063,8074,
 9177,10376,11675,13078,14589,16212,17951,19810,
 21793,23904,26147,28526,31045,33708,36519,39482,
 42601,45880,49323,52934]