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A031686 as a simple table

na(n)
1119074
2196330
3198106
4291721
5293885
6296057
7407213
8409769
9412333
10550789
11697514
12700858
131069597
141272913
151277429
161284218
171503701
181506154
191508609
201511066
211518449
221523381
231528321
241530794
251764313
262022925
272028617

[119074,196330,198106,291721,293885,296057,407213,
 409769,412333,550789,697514,700858,1069597,
 1272913,1277429,1284218,1503701,1506154,1508609,
 1511066,1518449,1523381,1528321,1530794,1764313,
 2022925,2028617]