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A273575 as a simple table

na(n)
01
15
222
350
4107
5191
6308
7448
8653
9917
101234
111634
122099
132611
143192
153844
164593
175521
186494
197698
209027
2110415
2211912
2313568
2415345
2517341
2619442
2721754
2824167
2926603
3029132
3131804
3234789
3338005
3441434
3545298
3649303
3753503
3857856
3962548
4067581
4172957

[1,5,22,50,107,191,308,448,653,917,1234,1634,2099,
 2611,3192,3844,4593,5521,6494,7698,9027,10415,
 11912,13568,15345,17341,19442,21754,24167,26603,
 29132,31804,34789,38005,41434,45298,49303,53503,
 57856,62548,67581,72957]